Unit7 Protect the Earth ( period 1 )
教学内容：Story time
教学目标：
1. 电影院的英文学生能初步理解并且会听、会说、会读和会拼写单词及词组：u，much，oil，glass等，和会运用句型： to...
2. 学生能初步听懂并且会说、会读单词protect the Earth，coal，save energy, come from， cut down，waste water，reu，plastic, wood, too much, uful 等。
3. 学生能初步感知情态动词should及shouldn’t的用法
吉隆坡英文4. 学生能初步感知保护环境的重要性。
教学重难点：
教学重点：学生能初步能理解并且会听、会说、会读和会拼写单词及词组：u，much，oil，glass等，和会运用句型： To...
教学难点：学生能初步感知情态动词should及shouldn’t的用法
教学准备：图片
教学过程：
Step1. Greeting and lead-in
1. Greeting
2. Sing a song< Two little blackbirds>
Question: why do the little blackbirds fly away?
引导学生用Unit6 所学知识回答：
Becau the air is dirty.
Becau there aren’t any trees on the hill. They have no home.
T: Now our living environment is polluted, so we should protect the Earth.——出示课题并教读。We should make the Earth a better place for you and me, and the entire human race.
Step 2. Pre-reading
1.出示无污染的地球图片。
T：Look, the Earth is a beautiful place. There are many kinds of sources in it. Do you know some of them? ( water, trees, air etc.)
2.tenderingGuessing game
T: Here are another sources. Let’s guess what they are.
① It’s black and hard. We can find it under the ground. It can make us warm. There’s a lot of it in Shanxi. ( coal )
② It’s a black liquid. We can find it under the ground too. Cars need it. ( oil )
③ It’s usually white and thin. We can write and draw on it. ( paper )
④ It comes from trees. We u it to make tables, desks, chairs, beds and many other things. ( wood )
⑤ It’s light and soft, but it’s strong. It’s widespread in our life. ( plastic )
3.T: They are uful things for us, how do we u them?
For example: We u coal and oil to make energy.
板书： u... to...
引导学生说出 water，wood，paper，plastic等资源的用法。
E.g. We u water to clean things, wash clothes,
We u paper to make books.
We u wood to make tables, chairs, beds and other things.
trouble
We u plastics to make bags and bottles.
Step 3. While- reading
呈现一幅被污染的地球图片。
T：Look at this picture. Is it still beautiful? Today, there is a lot of pollution. We should protect the Earth at once.(点题) What can we do?
1. Watch the cartoon and find the four key points of the text.
( save water, save energy, save trees and don’t u too much plastic) 并板书。
2. Listen to the tape and answer the questions.
① What do you think of water?siva>cem (uful)
② What do we u water to do? (drink, clean things)
③ Is there a lot of water everywhere?（no）
④ What shouldn’t we do?(waste)
⑤ Wbecoolhat should we do? (reu,save)
教师根据学生回答进行板书。
3. Read the cond part and judge.
① Most of our energy comes from coal and oil. (T)
② There is a lot of coal and oil on Earth. (F)
matter是什么意思③ We should drive cars every day. (F)
④ Cars u lots of energy. (T)
4. 呈现光头强砍树的画面。
T: What is he doing?
S1: He is cutting down trees. 教学 cut down
T: Is he right? We should stop him right now. Why?
引导学生说出 Trees help keep the air clean.
5. 塑料瓶、塑料袋实物展示。
T: we u plastic to make bags and bottles. We often u them in our daily life. Do you often u them?
呈现课文图片。
T: Look at this picture. What do you think of it?
引出句子：Too much plastics is bad for the Earth.
T: What should we do?
学生自读课文，并在文中划出关键词句。
板书：We should ...
We shouldn’t ...
Step 4. Post-reading
1. Read the whole passage loudly and finish the exerci ” think and write”xerox parc on page70, and then check the answers.
2. Retell the text according to the blackboard design.
3. 奴役是什么意思Brain-storm.
T: The Earth is so important for us. We should protect it. Now I’ll give you some suggestion. Can you tell me what we can do.
