We will live in space one day. Unit 4 Section C Topic 3 We will live in space one day. 漳州八中 方琦

Step1 Review

1. Dictation we will be able to do anything that can be done on the earth. I don’t think aliens can be found in space. Other planets may be visited in the future. The watch should be repaired. More satellites must be sent into space. 含有情态动词的被动语态: 情态动词+be+及物动词的过去分词 2. Duty report: Act out the dialogue in Section B

3. Read these words solar system 太阳系 Roman adj.古罗马的 diameter n.直径 storm n. 风暴，暴风雨 gravity n. 重力,引力,地心引力 search v.& n.搜索;搜查 dry v. 弄干;擦干 adj.干的,干燥的 base v. 以……为基础 science fiction 科幻小说

Step2 Presentation

Look at these three planets. Can you tell which one is Mars?

and answer the questions: Listen to 1a and answer the questions: 1. How far is it from Mars to the sun? It’s about 228 million kilometers. 2. What does it look like? It looks like a red and orange ball. 3. Can people live there easily? No, they can’t. 4. How long does it take to reach Mars from the earth by a spaceship? It takes a spaceship about eight months to reach Mars from the earth.

Find out the difficulties and important words and expressions. Please read 1a Find out the difficulties and important words and expressions.

It is reported that China plans to take part in an international 据报道… It is said that 据说… plan to do sth. 计划做某事 It is reported that China plans to take part in an international flight to explore Mars.

太阳 相隔…… Mars goes around the sun at a distance of about 228 million kilometers.

During spring and summer, strong storms can cover the whole surface of Mars.

The gravity on the surface of Mars is about two fifths as strong as it is on the earth. Two fifths as strong as 相当于……的五分之二强度 e.g. twice as long as …… 是……两倍长

Scientists are still searching for more information about Mars. search for: 搜索

Step 3 Consolidation

1b. Find out information about Mars. Color :______________________ It`s red and orange. Shape:______________________ It looks like a ball. Climate:_____________________________________________________________________________________________________________ During spring and summer, strong storms can cover the whole surface of Mars.The temper- ature on Mars is between-138℃ and 28 ℃ Distance from the sun:______________________ _______________________________________ Mars goes around the sun at a distance of about 228 million kilometers.

Pair work Discuss the following crazy questions with your partner. Then ask and answer in pairs. Does Mars have a good climate for plants? 2. Is Mars a useful place to dry fruit? 3. Is Mars a good place for human beings to live? 4. Is Mars a comfortable place for heavy people?

Step 4 Practice

Retell 1a Here are some key words: it is reported, take part in, goes around, at a distance of , look like, strong storms, cover the gravity, as strong as, eight months, search for

Do you like watching movies? be based on 以…为基础 Do you like watching movies? The film is based on a science fiction. A scientist and inventor decides to prove that time travel is possible. He wants to change the past. To test his idea, he flies 800 000 years into the future with the help of his own invention- a time machine. The Time Machine

E.T. A group of aliens visit the earth and one of them gets lost and is left on this planet. The alien is found by a 10-year-old boy, Elliot. Soon the two begin to communicate and start a different kind of friendship. E.T. wants to go home, but if Elliot helps him, he’ll lose a friend… E.T.

Spacewalk There is something In space that we don’t know about… Spacewalk is a science fiction film about the year 2100. A trip to the moon goes wrong. Is this the beginning of the end for the earth? Spacewalk

Question: Michael is interested in aliens. He should watch E.T.

3b. Discuss in groups and list more science fiction movies.

Step5 Project Work in groups: Discuss and write down how to develop and make use of Mars better.

Homework: 1. Write a passage about Mars On its color, shape, climate, gravity and the distance from the sun. 2. Preview the new lesson.