Learning about Language课件配套优秀教案案例

必修4

Unit 2 Working the land I单元教学目标

技能目标Skill Goals Talk about agriculture: a pioneer in farming -Yuan Longping Talk about organic farming & green food How to write a brief summary Try to consolidate how to express suggestions & advice Master the usage of the -ing form as the subject and object Learn how to design English posters

II. 目标语言

功

能

句

式

词

汇

Talk about the important people, history and methods of agriculture.

What do farmers usually do in the fields? How to grow rice? Who made a great contribution to solving the problem of hunger? Practice

how to persuade others to buy green food. You need to…

The advantages are…

I’d prefer…because…

What’s the advantage of…? It’s better to…

It’s more expensive but…

I don’t like …because…

I’d rather…

This is good value because…

1 四会词汇

hunger, sunburn, struggle, super, output, expand, circulate, satisfied, equip, freedom, violin, motorcycle, grain, export, suitable, chemical, confuse, mineral, reduce, supply, bacteria, pest, level, whatever, summary, exchange, nutrition, certain 2认读词汇

Hybrid, strain, sorghum, peanut, personality, organic, fertilizer, soybean, producer, industrial 3 词组

rid ... of, be satisfied with, lead a ... life, would rather, refer to, search for, thanks to, rather than, with the hope of ...

语

动词的

-ing 形式作主语和宾语的用法

Learn to use The –ing form as the subject and object.

1.

The –ing form as the subject 第

1 页

共

17 页

法

重

点

句

子

Since then, finding ways to grow more rice has been his life goal. Spending money on himself or leading a comfortable life also means very little to him. 2.

The –ing form as the object

As a young man, he saw the great need for increasing the rice output. He enjoys listening to violin music, playing mah-jong, swimming and reading. 1. However, he cares little about spending the money on himself or leading a comfortable life.

2.His other hobbies include playing mah-jong, swimming and reading.

3. Wishing for things, however, costs nothing.P10 4. It also refers to crops growing with natural rather than chemical fertilizers.

5. Putting this in their fields, they argue, makes the soil ... P13 6. This is important because developing a healthy soil reduces diseases ...P13 7. However, using chemical fertilizers is a big problem. P13 8. Instead, organic farmers insist on changing crops every two or three years.P14 9. These put the minerals back into the soil, making it rich and healthy ...P14 10. ... make sure that what is left in the ground after harvesting becomes a ...P14 11. He advised farmers to clear weeds from the ground before planting crops.

12. He suggested changing crops in the field every year. P52

课时安排

Periods needed: 8 periods Period 1-2.

New words learning & Warming up & Reading

Period 3-4

Important language points. Period 5-6

Using language: Extensive reading & writing Period 7

Grammar Period 8

Sum up & Exercises

分课时教案

Period 1-2. New words learning & Warming up & Reading 一、Teaching aims Knowledge aims: 1. Let the students learn and grasp new words and expressions of unit 5. 2. Enable Ss to learn more about agriculture, countryside and farming.

3. Enable the students to know the main idea of the passage. Ability aims:

Develop the students` reading ability and let them learn to use some reading strategies such as skimming, scanning, and so on.

Emotional aims: 1. Let the students treasure what we have now, including rice ,friendship and so on. 第

2 页

共

17 页

2. Develop the students’ spirit of cooperation and teamwork. 二、Teaching important points 1. Talk about the procedures of growing rice. 2. Discuss the importance of rice. 3. Let the students know the main idea of the passage. 三、Teaching difficult points 1. Understand how to grow rice.

2. Discuss the question: What will life be like if we have no food to eat? 四、Teaching methods 1.Skimming and scanning 2.Asking-and-answering activity 3.Individual, pair or group work to finish each task. 4.Discussion. 五、Teaching procedures Step1. New words learning 1.

Ask the students to pronoun the new words of this unit and correct some of them. 2.

The whole class read the new words after the teacher. 3.

The whole class read the new words together. Step2. Lead-in and Warming Up 1. Have you ever been to such a place? What did farmers usually do there? ---Farmers grow rice there.

2.Do you know how to grow rice？

Plow the fields, grow some young plants, insert the young plants into the fields, spray the agricultural chemicals, harvest T:

That is how the rice comes from. We have learnt a poem about growing rice. Do you remember? S:

Li shen Min Non

T:

Yes, you get it! Then show them the pictures about the poem: 

Farmers weeding at noon, 

Sweat down the field soon. 

Who knows food on a tray, 

Due to their toiling day. Step3.

Pre-reading

1.

Discussion Get the Ss to discuss the questions: What do you think would happen if tomorrow there was suddenly no rice to eat? 第

3 页

共

17 页

Suggested answer: starve to death. 2.

Conclusion: Suggested answer:Rice plays an important role in our life. We should treasure it and find more ways to produce more rice. 3.

Do you know how to solve this problem? And who made a great contribution to solving this problem? Suggested answer: Yuan Longping

Step4.

Reading:

A pioneer for all people

1. Skimming Task 1: Listen to the tape and try to fill in the following blanks. Name: Yuan Longping Age:84 ( as of 2014) Nationality：

Chinese Occupation：scientist/ farmer Education：graduated from Southwest Agricultural College in 1953 Dream：to export his hybrid rice so that it can be grown around the globe Achievement: in 1973, developed hybrid rice which produces 20% more than normal rice Hobbies: listening to violin music, playing mah-jong, swimming and reading. Task 2: According to the exercise one on Page 11, sum up the main idea of the passage. Summary:

Yuan Longping, an ordinary person but a famous scientist, has been working hard to increase rice harvest without expanding the area of the field, helping China as well as the world get rid of hunger. 2.Scanning

Task 3: Finish the exercises book Page 27 Task2 金版学案学生用书27页

1.Why does Yuan Longping work the land? A.

Because he was born into a farmer’s family. B．Because he needs to do his research on farming. C．Because he is interested in farming. D．Because he has a slim and strong body. 2. According to the text, in 1950, Chinese farmers could produce only ______ tons of rice. A.20

B.200

C.56

D.500 3. The following are all Yuan Longping’s hobbies EXCEPT_______. A.

Listening to violin music B.

Swimming and reading C.

Playing mah-jong D.

Smoking and drinking 4.How does Yuan Longping’s feel about money? A.

Too much money can only bring more troubles than happiness. B.

One has to own a large sum of money. C.

Money is not important at all. D.

One has to spend all his money on his own research. 5. The whole passage mainly talks about______. A.

how to sovle the world’s hunger problem B.

how to increase rice harvests. C.

Yuan Longping’s achievements in farming 第

4 页

共

17 页

D.

Yuan Longping’s daily life Suggested answers: B CDAC Step 5.

Discussion What advantages and disadvantages do you see in Yuan Longping’s life? Would you like to have a life like his? Why or why not? Step6. Homework

1.Copy the new words and learn the new words by heart. 2.Learn the useful new words and expressions in this period by heart.

Period 3-4 Language points 一、Teaching aims Knowledge aims: 1. Get the students to learn and grasp some important new words and expressions. 2. Get the students to understand some useful sentence patterns. The –ing form as the subject Since then, finding ways to grow more rice has been his life goal. Spending money on himself or leading a comfortable life also means very little to him. The –ing form as the object

As a young man, he saw the great need for increasing the rice output. He enjoys listening to violin music, playing mah-jong, swimming and reading.

Ability aims: 1. Enable the students to use some useful words and expressions correctly. 2. Enable the students to learn how to understand new words, expressions and difficult sentences according to the context. Emotional aims: Develop the students’ spirit of cooperation and teamwork. 二、Teaching important points Enable the students to grasp the usages of some important new words ,expressions and difficult long sentences. 三、Teaching difficult points How to enable the students to grasp the usages of some important new words and phrases and understand some difficult long sentences. 四、Teaching methods 1. Discussing, summarizing and practicing. 2. Cooperative learning. 五、Teaching procedures Step1. Lead-in 1.

Ask the students to read the new words together. 2.

Ask the students to read the passage paragraph by paragraph. Step2. Language points 1. struggle v.挣扎；努力；拼搏；斗争

n. (为争取自由、政治权利等而进行的)斗争，奋斗

第

5 页

共

17 页

常用结构：

struggle with与……斗争

struggle for 为争取……而斗争

struggle against与……斗争；为反对……而斗争

struggle to do sth. (=make great efforts to do sth.) 努力做某事

struggle to one’s feet 挣扎着站起来

eg: She struggled to keep back the tears. 她努力忍住泪水。

It was a hard struggle to get my work done on time.

为使工作按时完成, 我做了一番努力。

易混辨析

struggle/fight struggle指较长时间的、激烈的斗争，往往指肉体及精神上的战斗。

fight意为“搏斗，打斗，打架”，表示“斗争”时，包含体力和勇猛的因素。

高手过招

学案学生用书P19 (1)完成句子

①我们应当帮助那些仍在为独立而斗争的人们。

We should help those who are still

.

②他们得和各种各样的困难作斗争。

They had to

. (1)①struggling for independence ②struggle with/against all kinds of difficulties 2.hunger n.饥渴，饥饿

vi. 渴望，欲望

hungry

adj. 饥渴的，饥饿的

常用结构：

die of hunger 饿死

satisfy one’s hunger 充饥

hunger for sth 渴望某物

高手过招

学案学生用书P19 完成句子

(1) Most children hunger for books. (2) They were miserable with hunger and cold. 3.disturbing adj. 引起烦恼的；令人不安的

disturb vt.打扰；弄乱；使不安

disturbed adj. 心神不宁的

eg: Some violent scenes are very disturbing.

一些暴力场面着实令人很厌烦。

4.expand v.扩大；扩展；增加；增长；（使）膨胀；阐述；使变大

常用结构：

expand...into...将……扩展/发展成……

expand on 阐述；详谈

He is thinking of expanding his business.

他在正考虑扩大他的生意。

第

6 页

共

17 页

In ten years the city’s population expanded by 12%.

十年之中,该市人口增加了百分之十二。

联想拓展

expansion n.

展开；膨胀；扩展

expansive adj.

广阔的；易膨胀的

易混辨析

expand/extend/spread/stretch

expand 意为“展开，扩大”，不仅指尺寸的增加，还可指范围和体积的扩大。

extend 意为“伸出，延伸”，指空间范围的扩大，以及长度，宽度的向外延伸，也可指时间的延长。

spread 意为“传播；蔓延；铺开”。一般指向四面八方扩大传播的范围，如传播（疾病），散布（信息）等。

stretch 意为“伸展(身体等)，拉长；连绵”，一般指由曲变直，由短变长的伸展，不是加长。

高手过招

选词填空（expend/extend/spread/stretch）

①The fire soon

to the nearby houses. ②The tourist season

from May till October.

③A balloon

when it is blown up. ④The cat

out in front of the fire. 答案:①spread

②extends

③expands

④stretched 5. circulate v. 循环，交流

circulation n.循环，流通，发行额

circulative adj. 循环的，促进循环的，流通的

eg: People who circulate false news are to be blamed. 6. thanks to 由于；多亏（有时用作反语）;因为

Thanks to your help, we were successful.

由于你的帮助，我们成功了。

Thanks to you, I was saved from drowning.

多亏你，我才没被淹死。

Thanks to the bad weather, the match had been cancelled.

多亏了这倒霉的天气，比赛被取消了。（反语）

联想拓展

金版学案学生用书P20

表示“因为，由于”的短语还有：

because of，owing to，on account of，due to，as a result of。

温馨提示

以上这些都是介词短语，因此后面可以跟名词或动名词而不可以跟从句。

7.battle vt&vi 搏斗；奋斗

n. 战役；战斗；斗争

搭配：battle against 与…战斗

battle for 为…而战

eg: Many soldiers died in that battle. 很多士兵在那场战役中阵亡了。

8. rid ...of 第

7 页

共

17 页

摆脱；除去

You should rid yourself of that bad habit.

你应该改掉那个坏习惯。

联想拓展

be rid of

摆脱

get rid of

摆脱；除掉；去掉

rid oneself of debt

还清债务

break away from

摆脱；放弃

You must break away from such a bad habit.

你必须改掉这样的坏习惯。

It won’t be long before we can be/get rid of the pest altogether. 不用太久，我们就能把这种害虫消除干净。

高手过招

同义句转换

（原创）

Could you rid yourself of the bad habit of smoking?

Could you

the bad habit of smoking?

答案:

get

rid

of

9.be satisfied with 对…感到满意

eg: I’m not satisfied with the way he cut my hair. 10. would rather 宁愿，宁可

联想拓展

would rather...than...是常用句式，意为“宁可（愿）……（而）不要（愿）……”

would rather＋从句时，从句要用虚拟语气，用动词的过去时表示。

would rather have done 本想做……（而实际上未做）

I’d rather

you didn’t. (常用来委婉拒绝别人) 我希望你不要。

He would rather stay at home watching TV.

他宁愿待在家里看电视。

I’d rather not go there. 我宁愿不去那里。

I’d rather you came tomorrow than today.

我宁愿你明天来而不是今天来。

I’d rather have made a telephone call to him yesterday.

我昨天本想给他打个电话的。

高手过招

单项填空

①—Shall we go skating or stay at home?

—Which

do yourself?

（2010·01·江西南昌检测）

A. do you rather

B. would you rather

C. will you rather

D. should you rather

②I’d rather

the basketball match last night. Otherwise, I would have finished my paperwork by now.

（2010·01·江苏徐州检测）

A. not have watched

B. not watch C. hadn’t watch

D. haven’t watch

第

8 页

共

17 页

①解析：选B。考查would rather do sth.这一结构的用法。而do, will和should都不能与rather 搭配。would rather (not) do sth.意为“宁愿（不愿意）做某事”。

②解析：选A。would rather not have done意为“本不想做……（实际却做了）”。后一句句意为：否则我现在已经完成了我的文件。

所以前句表示“本不想看球赛却看了”，故选A。

11. therefore adv. 因此；所以；因而

eg: There’s still much to discuss. We shall, therefore, return to this plan at our next meeting. 要讨论的问题还有很多。所以，我们将在下次会议中再讨论这个计划。

注意：

therefore

较为正式，常用于数学，逻辑和其他精细的推论中，尤其表示严谨的推理；so

用于简洁的会话和日常的文体中。

12.equip

vt. & vi.

配备；装备

equipment n.装备，设备，不可数名词

常用结构：

equip sb./sth. with 用……武装某人；用……装备某物

equip sb./sth. for 为……而武装某人；为……而装备某物

a piece of office equipment

一件办公设备

eg: Your training will equip you for your future job. 13. export vt.&vi 出口

export n 输出；出口（不可数名词）

exporter n. 出口物，输出者，出口公司

exportation n. 输出

import vt.&vi 进口

importation n. 输入

eg: We export rice but import beans. 14.regret vt 遗憾；惋惜

n.遗憾；懊悔

搭配：

regret doing sth 后悔做了某事

regret to do sth 对做某事感到遗憾

eg: I regret spending so much money on a car. Step3.

Sentence focus 重点句型

1. In 1974, he became the first agricultural pioneer in the world to grow rice that has a high output.

1974年，他成为世界上第一位种植高产水稻的农业先锋。

不定式放在表示次序的词the first, the last, the best以及the only, the very, the right等词后面, 且这些词与动词不定式有逻辑上的主谓关系，结构为：the first/last/best/only/very/right ...+n. + to do sth. 表示“第一个/最后一个/最好的一个/唯一的/恰好的/合适的……做某事的人/物”。

He is always the first to come and the last to leave.

他总是第一个来并且最后一个离开。

The last man to leave the sinking ship was the captain.

最后一个离开正在下沉的船的那个人是船长。

高手过招

单项填空

He is the last person

to Mary’s birthday party.（原创）

A. to invite

B. to be invited

第

9 页

共

17 页

C. invited

D.

being invited

解析：选B。考查不定式作定语的用法。当名词前面有序数词或last, next等词修饰时，名词后面多用不定式作定语。如New Zealand was the first nation in modern times to allow women to vote. 新西兰成为现代史上第一个允许妇女有选举权的国家。

2. Using his hybrid rice, farmers are producing harvests twice as large as before.

用他的杂交水稻种子，农民们种出的粮食比以前多了一倍。

倍数表达法：

A＋be＋倍数＋as＋adj.＋as＋B A＋be＋倍数＋比较级＋than＋B A＋be＋倍数＋（由某些形容词变化而来的）n.＋of＋B I’m not going out with

a man who’s twice as old as me.

我不愿意和一个年纪比我大一倍的男人一起参加社交活动。

We got three times as many people as expected.

来的人超过我们预料人数的两倍。

You’re not half as clever as you think you are.

你可不像自己想像的一半那么聪明。

Step4.Homework 1.

Finish off the Workbook exercises.

2.

Prepare for the dictation (1) Period 5-6 Extensive reading and writing 一、Teaching aims Knowledge aims: 1 Discuss what do farmers put into the soil to make crops grow well? 2. Learn how to write an exposition.

Ability aims: 1. Develop the students’ reading skills by extensive reading.

2. Enable the students to learn about green food.

Emotional aims: 1. Enable Ss to talk about the difference between chemical and organic farming. 2. Develop the students’ spirit of cooperation and teamwork. 二、Teaching important points

1. Develop the students’ reading skills by extensive reading. 2. Enable the students to learn about organic farming methods.. 三、Teaching difficult points Enable the students how to write an exposition. 四、Teaching methods 1. Task-based teaching and learning 2. Cooperative learning and practice

3. Discussion 五、Teaching procedures Step1. Revision Review the new words and important points. Step2.Lead-in 第

10 页

共

17 页

1.What do farmers put into the soil to make crops grow well?

fertilizer

2.What’s the differences between chemical and organic farming?

(show them some pictures to see the differences) Step 3 Reading 1.

skimming Task 1

Skim the text, try to get the main

idea of each paragraph Para 1

Long-term use of

chemical_fertilizers can cause damage to the land and people’s health.

Para 2

Problems__ caused by chemical fertilizers. Para3

Farmers and customers turn to _organic farming. Para4

Other methods to keep _the soil fertile.

Task2

Sum up the main idea of the passage Chemical fertilizers may stop crop diseases, increase production but cause damage to the land and people while farming may keep the soil rich and free from chemicals. 2.

Scanning 金版学案学生用书P23 (1)From the passage, we can see organic farmers are those who______. A. grow crops with chemical fertilizers. B. grow crops with natural fertilizers C. produce organic fertilizers D. care for the environment (2)From the fourth paragraph, we know that______. A. it’s not good to plant grass between crops B. peanuts use the surface of soil C. peas and soybeans should be grown together with corn and wheat. D. vegetables that put down deep roots are harmful to the soil (3)According to the text, which of the following is NOT the problem caused by chemical fertilizer? A. Crop diseases can be stopped. B. Chemicals stay in the ground and underground water for a long time. C. The helpful bacteria and pests are killed as well as the harmful one. D. Many of these fertilizers are dangerous to people’s health. (4)How many ways do the organic farmers have to keep their soil fertile and healthy? A. 3

B. 4

C.5

D.6 3.

Language points (1 )These chemicals in the food supply build up

in people’s bodies over time.

build up

增强; 建立；开发

Hard working conditions build up character. 艰苦的工作条件能磨练人的性格。

(2)Many of these chemicals can lead to cancer or other illnesses. lead to: 导致；造成

Too much work and too little rest often lead to illness. 过量的工作和过少的休息会引起疾病。

All roads lead to Rome. 条条大道通罗马。

(3)They focus on keeping their soil rich and free of disease. 第

11 页

共

17 页

focus on:集中(注意力，精力等）于

You should focus your attention on your work.把注意力集中在你的工作上。

Olympus: Focus on life. 奥林巴斯：瞄准生活。

(4)A healthy soil reduces disease and help crops grow strong and healthy. reduce vt.减少；缩小；降低；使……陷入某种更糟的状态

He is trying to reduce expenses. 他正试图减少开支。

We must gradually reduce the wage gap.

我们必须逐步缩小工资差距。

常用结构：

reduce sth. to...

减少到……

reduce sth. by...

减少了……

be reduced to

沦落为……

The shopkeeper reduced the price by ＄10. 店主把价格降了10美元。

The poor boy is reduced to begging. 那个可怜的孩子已沦为乞丐。

(5)This also keeps the air, soil, water and crops free from chemicals. keeps… free from /of: 使…免受（影响，伤害登）；使不含（有害物）

keep from:

阻止; 妨碍

I hope you will keep from doing anything rash. 我希望你不要做出任何鲁莽的事情来。

(6)comment

vi.&vt.

表达意见；作出评论

n.［C&U］

评论；议论

常用结构：

comment on/about sth./sb. 对某事/某人进行评论

make comments/no comment on sth./sb. 对某事/某人进行评论/不进行评论

The scandal caused a lot of comment. 这件丑闻遭到很多议论。

“Will you resign, Minister?” “No comment!”“部长，您是要辞职吗?”“无可奉告。”

4.

Post Reading (Writing) exposition (1) The structure of this passage Para1 Topic Para2 Problems Para3 Advantages Para4 Several methods (2) writing tips in the text a. adverbs Recently, however, therefore; meanwhile; anyhow; thus ;otherwise; moreover; besides etc. b. connectives in paragraph 2 first; also ; in addition;…

first; second;

finally; last but not least ,etc. c. several phrases

focus on; lead to; keep… from; build up d. clauses make the passage logical and beautiful 1 …such as wheat or corn that need rich and fertile soil. 2 …planting peanuts that use the ground’s surface followed by vegetables that put down deep roots. Tips: we can use some adverbs, connectives, phrases and clauses to beautify our 第

12 页

共

17 页

composition. (3)

Practice 请以“PLASTIC OR CLOTH BAGS?”为题模仿这篇文章的篇章结构和句子结构去写一篇说明文。

illustration（阐明）

Para1:Have a brief illustration of the topic. comparison

Para2: The problems caused by using plastic bags. (white pollution, hard to break down,be harmful to our health) Para3: The advantages of using cloth bags.

(can be used many times, save a lot of resources, We can make them by ourselves,

which is very interesting)

conclusion

Para4: Conclusion. (4) The following words may help you. Over the past half century, …have become very common ….

…welcomed them as a … way to …. Recently, however, we have been finding that they can cause damage to …, even …, to people’s health. What are some of the problems caused by …? First,…

With these discoveries, …are beginning to turn to …. Let’s use...., not only for ...., but also... Step 5 . Homework

1.Review language points and preview grammar. 2.Finish the writing .

Period7 Grammar

The –ing form as the subject and object. 一、Teaching aims:

Enable the students know the grammar——The –ing form as the subject and object. 二、Teaching important points & Teaching difficult points Let the students mater how to use The –ing form as the subject and object.

三、Teaching methods 1. Task-based teaching and learning 2. Cooperative learning and practice

3. Discussion 四、Teaching procedures Step1. Lead in: 什么是现在分词和动名词？

1. 动名词的定义

它是一种兼有动词和名词特征的非谓语动词形式。基本形式为:v-ing, 动名词具有名词的性质，因此在句中可以做主语、表语、宾语、定语等。动名词有时态和语态的变化。

2. 动名词时态和语态的变化

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类

别

及

物

形式

一般式

完成式

主

动

doing

having done 动

词

被

动

being

done

having been done 不及物动词

主

动

doing

Having done 3. V-ing形式的构成方式：

(1).在一般情况下，在动词原形后直接加词尾

–ing。

eg.

go – going; do – doing; ask – asking; read --- reading ;study – studying; carry – carrying;

fly – flying; worry – worrying;

(2).在以不发音的e 结尾的动词后，去掉e，再加- ing。

eg.

come – coming

live – living

dance – dancing

make – making

（3）.在闭音节的单音节动词后、以重读闭音节结尾的多音节动词，而末尾只有一个辅音字母时，将这个辅音字母双写（x除外），然后再加

–ing.

dig cut stop put digging

sit run let wrap

get swim set skip

（4）.在少数几个以

–ie 结尾的动词后：须将–ie 变作y，再加- ing。(这些动词词典一般均注明) eg. die – dying; tie – tying lie – lying

4. 动名词能在句中充当什么成分？

动名词

性质

n. pron. 主语

表语

宾语

宾补

定语

状语

Step2.Presentation 1.动名词做主语

（1）Translate the following sentences:

阅读是一门艺术。Reading is an art.

爬山真是有趣。

Climbing mountains is really fun.

游泳是我最喜欢的运动。Swimming is my favorite sport. 早起是一个好的习惯。Getting up early is a good habit.

Tips: 直接位于句首做主语。

（2）Translate the following sentences: 和她争吵是没有用的。

It’s no use arguing with her. 吸烟是没有好处的，你最好放弃。

It’s no good smoking, you’d better give it up. 在这里等着是浪费时间。

It’s a waste of time waiting here. Tips :使用形式主语it，而将动名词句尾。

动名词作主语的形式主语句型

1.It is no use /good doing….

2.It is not any use/good doing….

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3.It is worthwhile doing….

It’s no use crying over the spilt milk.

4.It is hardly worth doing….

It is worthwhile trying this experiment. 5.There is no doing….

It’s a waste of time arguing

about it.

6.It’s a waste of time doing…. There is no talking what will happen.eg.It’s no good telling her all the truth.

2. 动名词做宾语

1）作动词的宾语

金版学案学生用书P26

2（1）

某些动词后出现非限定性动词时只能用动名词作宾语，不能用不定式。常见的此类动词有：advise, allow, permit, avoid, consider, enjoy, finish, give up, cannot help, imagine, include, keep, keep on, mind, miss, put off, delay, practise, resist, suggest, depend on, think about, set about, succeed in, worry about, burst out, insist on, can’t stand, be used to, get used to, devote…to…, look forward to, pay attention to, get down to等。如：

They went on walking and never stopped talking. 他们继续走，说个不停。

I found it pleasant walking along the seashore. 在海滩上走真是乐事。

为了便于记忆，特归纳如下：

后跟-ing的动词的顺口溜：

避免，错过，（少）延期avoid, miss, postpone/put off 建议，完成，（多）练习suggest, finish, practice 喜欢，想象，禁不住enjoy, imagine, can’t help 承认，否定，（又）妒忌admit, deny, envy 逃避，冒险，（多）原谅escape, risk, excuse 忍受，保持，（不）介意stand, keep, mind 2）作介词的宾语

Shall we have a rest or get down to doing our work? 我们休息呢还是开始干活？

Despite lacking money, his parents sent him to a good university. He was late again because of getting up late. Lock the doors and windows before going out.

What/How about the two of us playing games？

注意：

to 在下列短语中是介词，常跟动名词作宾语。

be/get used to

look forward to

get down to

pay attention to

devote oneself to

lead to

contribute to

object to（反对）

eg: Let’s get down to preparing for the exam 3) 动名词用在下列词组后作宾语：give up, can’t help, feel like, be worth, be busy, set about, put off, think of，insist on等

eg: She can’t help crying at the sad sight.

Do you feel like having a break? 4)

既可接动名词又可接不定式的常用动词有：remember, forget, regret, mean, try等，但表达的意义不同。

I remember seeing her at the hotel. 我记得在宾馆见过她。(动作发生了)

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1．remember/forgetto dodoing 动作尚未发生动作已经发生2. tryto do 设法、努力去做，尽力doing 试试去做（看有何结果）3. meanto do 打算做（主语一般是人）doing 意味着（主语一般是物）to do对将要做的事抱歉4.regretdoing 对已经发生的事感到后悔to do停下去做另外一件事5. stop doing 停止做手头的事情

5）allow, advise, forbid, permit + doing

allow, advise, forbid, permit +sb. +to do

eg. We don’t allow smoking here.

We don’t allow students to smoke.

6)

need, require, want + doing (主动形式表被动意义)

to be done

eg. The window needs/ requires/ wants cleaning. to be cleaned. 7)

love, like, prefer, hate, + doing 表示一般倾向性.

to do表示一次具体动作

eg.

I like chatting on the Internet.

I like to go to the cinema tonight. 8)

begin, start, continue + doing / to do 区别不大.

如果谈论一项长期的或习惯的动作,常用doing.

eg. She starts making preparations at eight every day.

I was beginning to get worried.

She began to understand what they really wanted.

The meat began to give off a bad smell.

Step 3. Practice

1. 选择题：

（1）. My watch needs ________,but I have no time to go to town to have it _______. A.

to repair; repaired B. to be repaided; repairing C. repairing; repaired

D. being repaired; repaired （2）. You should apologize to your sister for _____ her the truth. A.

telling B. not telling

C. telling not

D. not tell （3）. ---The light in the office is still on.

---Oh, I forgot ___________ it off. A. turning

B. turn C. to turn D. having turned （4）. Hearing the bad news, the mother couldn’t help ________. A.

to cry B. crying C. cry D. cries （5）. Our teacher told us to spend some time _______ English every day. 第

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A.

to practise speaking

B. practising speakingC. to practise to speakD. practising to speak （6）. It is no use _______ without doing. A.

to promise B. promising C. promise D. to be promised Suggested answers: ABCBBB 2. 金版学案学生用书P28exercise 2&3 Step4 Homework 1.

prepare for the dictation 2 2.

review the grammar & finish the exercises

Period8 Sum up & Exercises 一、Teaching aims Knowledge aims: 1. Get the students to go over useful new words and expressions.

2. Have the students review the grammar: The –ing form as the subject and object. Ability aims: 1. Develop the students’ ability to use the important language points.

2. Enable Ss to talk about the importance of agriculture. Emotional aims: Develop the students’ spirit of cooperation and teamwork.

二、Teaching important points Get the students to review and considerate what they have learned in this unit by checking all the exercises. 三、Teaching difficult points Get the students to turn what they have learned into their ability.

四、Teaching methods：

Summarizing, discussing and practicing.

五、Teaching procedures Step 1: Checking the homework exercises.

Step 2: Lead-in

Tell the students: Up to now, we have finished Unit 2. Have you learned and grasped all in this unit? Turn to Page 16. You can check yourself by filling in the blanks in the part Summing Up.

Step 3: Summing Up Five minutes for the students to sum up by themselves. Then check and explain something where necessary.

Step 4: Homework

1.Review and summarize what you have learned in Unit2.

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