英语仁爱科普版Unit 2 Saving the earth.Topic 2 All these problems are very serious.教学ppt课件
展开1. 乘坐宇宙飞船旅行 2. 居住在火星上 3. 能够 4. 为了5. 一些新事物6. 长大 7. 喜欢胜过 以命名9. 相隔10. 搜索 11. 未来 12. 数以百万计的
travel by a spaceship
live n Mars
smething new
at a distance f
in the future
Review phrases
The Slar System
水星(Mercury)
木星(Jupiter)
天王星(Uranus)
海王星(Neptune)
D yu knw their names?
Task 1. Read the passage and chse a prper title.
1. Is There Life ut There?
2. Our Planet
3. The Stars at Night
Task 2. Match the letters in the picture with their names accrding t 1a.
( )1. the slar system ( )2. the earth ( )3. the universe ( )4. the sun
Task 3. Read 1a and answer the questins.
1. Have the scientists fund life n ther planets?2. Hw many planets g arund the sun?3. What’s called the slar system?4. Sme spaceships have gne beynd the slar system, haven’t they?5. D yu think there are lives n ther planets in space?
The sun and its planets are called the slar system.
1. Scientists think that there has been life n earth fr millins f years. n earth 在地球上,究竟 n the earth 在地球上 eg: Why n earth didn’t yu tell me the truth? 你到底为什么不跟我说实话? What n earth d yu mean? 你到底是什么意思? There are millins f living things n the earth. 世界上有数以百万计的生物。
Language Pints
2. Hwever, we haven’t fund life n ther planets yet. 在其他的星球3. Scientists have launched many spaceships t explre ther planets in the slar system. launch v. 发射(卫星,导弹,火箭等) = send up n. 发射,下水(船),游艇,摩托艇4. Sme spaceships have gne beynd the slar system. beynd 超出,越过
life n the earth---n life n ther planets---g arund the sun--- slar system---universe---spaceship---beynd---n ne---send---alne
Task 6. A spaceship will be sent ut t find aliens in uter space. A letter will be put n the spaceship t intrduce ur earth. Discuss in grups and write a shrt intrductin f the earth. Then present it t the class.
Our Earth D yu want t knw abut the earth? Nw, let me tell yu smething abut it. The earth is the third planet frm the sun in ur slar system and is named after ld English. It ges arund the sun. The mn is its nly natural satellite. Its diameter is 12,742 kilmeters. The surface area f the earth is 510 millin square kilmeters and the temperature is between -89.2℃ and 61℃. The air has 21% xygen. S plants, all kinds f animals and human beings can live n the earth. The ppulatin f the wrld has reached 6.8 billin. D yu want t make friends with us?
Task 7. If aliens are fund in the near future , what changes will happen t peple n the earth? Discuss in grups and make a list f all the pssibilities.
Example : Mre aliens will be fund with the help f ur new friends. Students will be sent t their planet t learn their language. …
一般将来时态的被动语态
will + be + dne
Task 8. Grammer & Functins.
1. Divide the class int three grups: Mars, the mn, the earth.
Reprting n the Celestial Bdy Yu Like t Live n
2. Discuss the life there, such as clthing,fd and drink,transprtatin … 3. Chse ne student in each grup t intrduce the infrmatin t the class. 4. Think abut which planet yu wuld like t live n and give a reprt t the class.
1.Sme wrds: beynd, launch 2.Sme phrases: millins f, g arund, send sb. sth.3. Sme sentences: (1)Scientists have launched many spaceships t explre ther planets in the slar system.(2)Sme spaceships have gne beynd the slar system.
1.Talk abut mre abut uter the passive vice f the simple future tense.
in spacene day in rder t take part in master sme basic cmputer skillsprefer…t… name after at a distance fsearch fr
搜索在太空某一天为了……参加掌握一些基本的电脑技术有……的距离喜欢…而不喜欢…命名
Match the wrds with their meanings in Chinese!
( )1. ---These bananas lk different and they are sweet. ---Right. They ____ here frm Taiwan yesterday. A. was brught B. were brught C. bring D. are brught ( )2. ---Mm, may I g ut t play ftball this afternn? ---Yu can, if yur hmewrk _____. A. is finished B. will finish C. has finished D. will be finished ( )3. A talk n develpment in science _____ next week. A. is given B. was given C. has given D. will be given ( )4. This kind f desk ____ f wd. A. is making B. made C. is made D. makes ( )5. The dctr lked ver Peter carefully after he _____ t the hspital . A. takes B. is taken C. tk D. was taken
用所给汉语的正确形式填空。
(1)A wnderful mvie will be ________(上映) tnight. (2)We will be able t d anything that can be______(做) n the earth. (3)I wn’t believe there are aliens ______(直到)I see them with my wn eyes . (4)Our dreams will be ________(实现). (5)The gravity n the surface f Mars is abut __________(五分之二) as strng as it is n earth.
Read 1a.Memrize the useful expressins and key sentences that we learned in this tpic.Finish Sectin D in yur wrkbk.Preview Sectin A in Tpic 3.
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