1、 Unit 4 Section C Step1 Review we will be able to do anything that can be done on the earth. I dont 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.含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)含有情態(tài)動(dòng)詞的被動(dòng)語態(tài): : 情態(tài)動(dòng)詞情態(tài)動(dòng)詞+be+be+及物動(dòng)詞的過去分詞

2、及物動(dòng)詞的過去分詞New words solar system 太陽系太陽系 Roman adj.古羅馬的古羅馬的 diameter n.直徑直徑 storm n. 風(fēng)暴，暴風(fēng)雨風(fēng)暴，暴風(fēng)雨 gravity n. 重力重力,引力引力,地心引力地心引力 search v.& n.搜索搜索;搜查搜查 dry v. 弄干弄干;擦干擦干 adj.干的干的,干燥的干燥的 base v. 以以為基礎(chǔ)為基礎(chǔ) science fiction 科幻小說科幻小說 Step2 PresentationLook at these three planets.Can you tell which one is Mars

3、?Color :_Shape:_Climate:_Distance from the sun:_ _Its red and orange.It looks like a ball. During spring and summer, strong storms can cover the whole surface of Mars.The temper- ature on Mars is between-138 and 28 Mars goes around the sun at a distance of about 228 million kilometers.Find out the d

4、ifficulties and important wordsand expressions. It is reported that China plans to take part in an international flight to explore Mars.plan to do sth.計(jì)劃做某事?lián)?bào)道It is said that 據(jù)說據(jù)報(bào)道：據(jù)報(bào)道：It is reported that 據(jù)說：據(jù)說：It is said that據(jù)報(bào)道那個(gè)人死于車禍。據(jù)報(bào)道那個(gè)人死于車禍。It is reported that the man died in a car accident.據(jù)

5、說她過去是個(gè)籃球運(yùn)動(dòng)員。據(jù)說她過去是個(gè)籃球運(yùn)動(dòng)員。It is said that she used to be a basketball player.plan to do sth: 計(jì)劃做某事計(jì)劃做某事.e.g. I plan to have a picnic next Sunday. 我們計(jì)劃明年去巴黎旅行。我們計(jì)劃明年去巴黎旅行。e.g. We are planning to visit Paris next year.太陽Mars goes around the sun at a distance of about 228 million kilometers.相隔相隔at /from

6、 the distance of :相隔相隔在五英哩遠(yuǎn)的地方在五英哩遠(yuǎn)的地方,你會(huì)看到那座大房子你會(huì)看到那座大房子 。You can see the big house at(或或from) a distance of five miles.這幅畫從遠(yuǎn)處看很美。這幅畫從遠(yuǎn)處看很美。The picture looks beautiful at (或或 from) a distance.During spring and summer, strong storms can cover the whole surface of Mars. The gravity on the surface of

7、Mars is about two fifths as strong as it is on the earth. Two fifths as strong as 相當(dāng)于相當(dāng)于的五分之二強(qiáng)度的五分之二強(qiáng)度e.g. twice as long as 是是兩倍長兩倍長Mars is a quarter as big as the earth.這幢新樓比那幢舊樓大四倍。這幢新樓比那幢舊樓大四倍。The new building is _ as big as the old one.The earth is four times as big as Mars.The old building is _

8、as big as the new one.four timesa quarterScientists are still searching for more information about Mars.search for: 搜索 Step 3 Consolidation 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 p

9、lace 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 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 flie

10、s 800 000 years into the future with the help of his own invention- a time machine.The Time Machinebe based on 以為基礎(chǔ)Do you like watching movies? 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

11、to communicate and start a different kind of friendship. E.T. wants to go home, but if Elliot helps him, hell lose a friendE.T. There is somethingIn space that we dont 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 endf

12、or the earth?SpacewalkUseful expressions1.be based on 以為基礎(chǔ)2.with the help of 在.的幫助下3. a trip to the moon 月球之旅 Michael is interested in aliens. He should watch 3b. Discuss in groups Discuss in groups and list more and list more science science fiction movies fiction movies. . Step5 Project Work in groups: Discuss and write down how to develop and make use of Mars better. 1. Write a passage about Mars 1. Write a passage about