Learning about Language优秀说课稿

Using Language Teaching goals 教学目标

1. Target language 目标语言

a. 重点词语

chemical, bacteria, pest, lead to, discovery, nutrition, keep…free from, root b. 重点句型

With these discoveries, some farmer and many customers are beginning to turn to organic farming. Over the past half century, using chemical fertilizers has become very common in farming. 2. Ability goals 能力目标

Enable Ss to master the main idea of the text and know the ways of organizing articles. 3. Learning ability goals 学能目标

Help Ss learn how to enlarge the words and structures of the same topic. Teaching important and difficult points 教学重难点

1. How to grasp the main idea of the passage. 2. How to grasp the words and phrases and be able to use them freely. Teaching methods 教学方法

Show questions, read fast, find the main ideas, and then read carefully and finish all the tasks. Teaching aids 教学准备

A recorder and a projector. Teaching procedures & ways 教学过程与方法

StepⅠLook at the pictures. What is the substance we put on the soil which makes crops grow? How many kinds of fertilizers do farmers use?

Which kind do farmers use when they are doing organic farming? Do you know about organic farming?

StepⅡReading 1. Scan the passage and get the main idea. Chemical fertilizers can cause many problems, so organic farming is becoming more popular. 2. Answer the following questions after read the passage. 1) Why are chemical fertilizers so popular in farming today?

2) What problems can be caused by using chemical fertilizers?

3) What is organic farming?

4) What is the main reason for using organic farming methods?

Keys: 1) They are a great way to stop crop disease and increase production.

2) They can damage the land by killing helpful bacteria and pests and by staying in the ground and underground water for a long time. They damage people’s health by building up in their bodies and leading to cancer or other illnesses.

3) Organic farming means growing crops without using any chemicals.

4) The main reason for using organic farming methods is to grow good food and to avoid damaging the environment or people’s health.

3. Read the passage carefully and fill in the blanks. Chemical

Farming Chemical

Farming Disadvantages Advantages Stopping crop disease and

increase __________ Damaging the land:

Killing the helpful ______ Damaging people’s health:◆Many chemicals in the food supply can lead to cancer or other illnesses.◆Food grows too fast to be full of much ________.

Organic

farming Organic

farming ____ To grow good food and avoid damaging the environment or people’s health

Methods ◆Using ______ waste from animals as fertilizer ◆Changing _________ in each field every few years◆

Using _________ of soil to plant crops◆

Planting _____ between crops Step Ⅲ

Project Persuade farmers to grow the crops by organic farming with the knowledge learnt.

What is organic farming?

What fertilizer should they use? Why?

How to plant the different crops?

Step Ⅳ

Language points 1. Many of these chemicals can lead to cancer...

阅读下列句子, 注意lead to的意思和用法。

1) His carelessness led to the accident.

2) This test is obviously bad because it leads

to incorrect learning.

3) Too much work and too little rest often

leads to illness. [自我归纳]

lead to意为“_________________”, 后多跟名词或代词。

[联想]

result in引起(某种结果)、使获得(某种成果)、结果……

如：

The accident resulted in two deaths. result from

由……造成、因……而产生如：Sickness sometimes results from eating too much. [即学即练]

用lead to的适当形式完成句子。

1) Students should always remember that hard work is the main way which _______ success. 2) The bad weather _____ a terrible accident a few days ago.

2. They focus on keeping their soil rich and free of disease.

根据语境推断focus在下列句子中的含义, 并从a-d中找出与每句话中的focus相符合的英文释义。

1) The focus of the meeting changed from population growth to the education of women. 2) Bring the object into focus if you want a clear photograph.

3) She tried to focus her mind on her work. 4) She turned the camera and focused on Martin’s face.

a. the thing, person, situation, etc. that people pay special attention to b. a point or distance at which the outline of an object is clearly seen by the eye or through a lens c. to point a camera at something, and change the controls slightly so that you can see that thing clearly

d. to give special attention to one particular person or thing, or to make people do this focus

n. 焦点、中心点

v.

集中、聚焦

focus on

集中(注意力、精力等)于

[翻译] 1) Because of his strange clothes, he immediately became the focus of

2) Focus your camera on those trees. 3) I’m so tired that I can’t focus on anything today. 3. This also keeps the air, soil, water and crops free from chemicals.

keep … free from

远离，避免

keep free from emotional reactions

避免激动的反应

keep free from restrictions

避免受到限制

4. Crops such as peas or soybeans put important minerals back into the soil, making it ready for crops such as wheat or corn that need rich and fertile soil.

[分析]

①本句结构比较复杂。其主干结构为: 主句(Crops put important minerals back into the soil) + 状语(making it ready for crops)。

②状语中又包含“make + it + 形容词”结构和由that引导的定语从句(that need rich and fertile soil)。

5. Some organic farmers prefer planting grass between crops to prevent wind or water from carrying away the soil, and then leaving it in the ground to become a natural fertilizer for the next year’s crop.

[分析]

①本句的主干结构是一个简单句, 其结构是: 主语(farmers) + 谓语(prefer) + 并列宾语(planting ... + leaving ...)。

②其中between crops和in the ground作地点状语。

③两个宾语后面又分别带有一个不定式作目的状语(to prevent wind or water from carrying away the soil 和

to become a natural fertilizer for the next year’s crop)。