Learning about Language优秀公开课教案

人教新课标高中英语

必修四Unit２Working the LandLearning about language 教学设计

xbany

2018\5\17 Thursday

Book 4 Unit2 Working the Land Learning about language 教学设计

陕西省韩城市西庄中学

薛伟民

The purpose of teaching plan

This is the thrid of this unit, aiming to help the students to review the words and expressions learnt in the reading passage before, words formation and try to use them in the relative context. Meanwhile, we will help the students get more knowledge of the grammar, the V-ing form as the subject and object. The emphsis of the period is mainly placed on the understanding and usage of the –ing form and knowing some basic sentences of the –ing form as the subject and object. During the coruse, the teacher should offer more opportunities to students to summarize the basic sentences that they have learnt . Instructional Objectives: 1.

Help students review and learn to practice the important word and expressions in the passage before. 2.

Help students to understand some basic usages of the Non-finite Verbs. 3.

Enable students to know how to sue the –ing form ans the subject and object Focal points: 1.Enable students to understand the sentences in their reading passages containing the –ing form as subject and object. 2.

Enable students to remember basic sentence patterns which contain the –ing form as the subject and object. This will help them understand some comlex sentences. Difficulties in teaching

Enable students to understand sentences containing the usage of the –ing form as the subject and object and be able to distinguish sentence elements that the –ing form does.

教学过程

Task1 Check the answers of the Exx1-3 on page12. 1

Task2 Lead in

I. Find sentences in this reading passage containing the -ing

form.Read these sentences and analyze them. 1. Finding ways to grow more rice has been his life goal. 2. He saw the great need for increasing the rice output. 3. Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. 4. He doesn’t care about being famous. 5. Spending money on himself or leading a comfortable life also means very little to him. 6. Just dreaming for things,however,cost nothing. 7. He awoke from his dream with the hope of producing a kind of rice that could feed more people. Suggested answers:

1. –ing form as subject;

2. Object;

3. Object;

4. Object;

5. Subject;

6. subject;

7. object II. Let the Ss read aloud the sentences they picked out, think over and discuss with their classmates in the groups how each of these -ing forms is being used in the situation. Task3 Self-directed study This class we will learn the basic grammaratical rules of v-ing form as the subject and object and put them into practice. First, it’s your self-study time. Please observe the exmple sentences and try to summarize their usages with reference books. Make a mark where you can’t understand. Then 10 mins later, we’ll see who is the best self-learner. Please begin now.

Task4 Presentation and special attention

Time is up. Let’see how how you learn –ing form as the subject and object. the -ing form as the subject and object

1.作主语

动词-ing形式作主语时,句子有两种形式: (1)动词-ing形式直接置于句首主语的位置上。

捉弄别人是我们万万不能做的。

is something we should never do. (Answer:: playing tricks on others) 学习新单词对我来说非常重要。

is very important for me. (Answer:

Learning new words ) (2)用形式主语it,把真正的主语——动词-ing形式移置句尾。但这种句子形式有一定的限制,作表语的只能是某些形容词或少数名词,如:useful,useless,good,fun;no use,worth。

和他争辩是没有什么用的。

is useless

. (Answe: It; trying to argue with him ) 跟你在一起工作是令人愉快的事。

is pleasant

. (Answer: It; working with you ) 归纳:常用-ing形式作主语的句型有: It+be+a waste of time doing... 做……是浪费时间的。

It is/was worth/worthwhile doing... 做……是值得的。

There is no sense in doing... 做……没有道理。

There is/was no point doing... 做……无意义。

2.作宾语

动词-ing形式作宾语有两种情况:一是有些动词只能后接动词-ing形式作宾语;二是有些动词后既可接动词-ing形式也可接不定式形式作宾语。

(1)只能后接动词-ing形式作宾语的动词,常见的有avoid, consider, enjoy, keep, finish, suggest, dislike ,risk, delay, escape, cannot help, imagine, mind, miss, practice, cannot stand, put off,give up等。

你是否考虑过找一位挚友?

Have you

one special friend?

(Answer: considered looking for ) 晚饭后你想和我一起散步吗? Do you

with me after supper?

(Answer:

feeling like having a walk ) (2)既可接动词-ing形式又可接不定式形式作宾语的动词(短语),常见的有:begin,start,continue,like,love,prefer,try,mean,forget,remember,hate等。

2

①在动词forget,remember,regret之后,用动词-ing形式与不定式形式意义不同。动词-ing形式表示动作先于谓语发生,不定式形式表示后于谓语动作。

我记得我已把信寄了。

I remember

. (Answer: posting the letter ) 我会记着去寄信的。

I’ll remember

. (Answer:

to post the letter

) 我真后悔没赶上那次报告会。

I regret

. (Answer: missing the meeting ) 我遗憾地告诉你,我不能接受你的建议。

I regret

I can’t take your advice. (Answer: to say

) ②在try,mean之后,意义各不相同,如try to do (设法),try doing (试着),mean to do (打算,有意要做),mean doing (意思是,意味着)。

我并不想让你生气。

I didn’t mean

. (Answer: to make you angry

) 你的计划意味着要花费几个小时。

Your plan would mean

. ③go on doing 和go on to do go on doing继续做一直在做的事;go on to do接着做另外一件事。

请接着做这同一个练习。

Please go on

the same exercise. (Answert doing ) 请做另外一个练习。` Please go on

the other exercise (Answer: to do ) .3.作介词宾语

动词-ing形式可与介词一起构成介词短语

(1)介词+动词-ing形式

我向你道歉,刚才对你那样生气。

I apologize

with you. (Answer: for being so angry

) (2)动词+介词+动词-ing形式

我坚持为这次出行带足需要的食物。

I insist

for this expedition. (Answer: on taking enough food

) 下列短语中的to都是介词,所以后面跟名词或动词-ing形式:devote to,object to,pay attention to,get down to,lead to,look forward to,stick to,be used to等。

巩固运用

Ⅰ.翻译句子

1.与他争论就是浪费时间。

2.做这件傻事毫无意义。

3.他们脸上没有笑容,相反都做了鬼脸。

4.我们得想办法改变人们的习惯。

5.人们忍不住嘲笑那个愚蠢的人。

Suggested answers:

1.It is a waste of time arguing with him. 2. There is no point doing such a sily thing.

3. Instead of smiling, each of them made a face. 4. We’ve got to thinkof way of changing people’s habits. 5. people couldn’t

help laughing at that foolish man.

Ⅱ.单项填空

1.Mark often attempts to escape

whenever he breaks traffic regulations. A.having been fined B.to have been fined

C.to be fined

D.being fined 2.I really appreciate

to help me,but I am sure that I can manage by myself. A.you to offer B.that you offer

C.your offering

D.that you are offering 3.The thief took away the woman’s wallet without

. A.being seen B.seeing

C.him seeing

D.seeing him 4.No one can avoid

by advertisements. A.to be influenced

B.being influenced

C.influencing

D.having influenced 5.They are considering

before the prices go up. A.of buying the house

B.with buying the house

3

C.buying the house D.to buy the house 6.If I had remembered

the door,the things would not have been stolen. A.to lock

B.locking

C.to have locked

D.having locked 7.My transistor radio isn’t working.It

. A.need repairing

B.needs to repair

C.needs repairing

D.need to be repaired 8.It is no use

me not to worry. A.you tell

B.your telling

C.for you to have told

D.having told 9.He is very busy

his papers.He is far too busy

callers. A.to write;to receive B.writing;to receive

C.writing;receiving

D.to write;for receiving 10.The suspect at last admitted

stolen goods but denied

them. A.receiving;selling B.to receive;to sell C.to receiving;to selling D.to have received;to have sold Suggested answers: Ⅱ.1~5 DCABC

6~10 ACBBA