2019春九年级英语下册Unit4LifeonMars第4课时课时作业新版牛津版.docx

Unit 4 Life on Mars第四课时Integrated skills & Study skills基础知识回顾.根据首字母及汉语提示补全单词1.This new machine has two serious disadvantages(缺点).2.He saved my life at the risk(危险) of losing his own.3.A stranger(陌生人) walked up to me and shook my hand.4.The plane circled(盘旋) the airport before it landed.5.Is it possible(可能的) for him to change his decision?.根据汉语意思完成句子,每空一词1.我们期待他履行诺言。We expect him tocarry outhis promises.2.毕竟,天下没有免费的午餐。After all,there is no free lunch in the world.3.我的衬衫和蓝色牛仔裤相配吗?Do my shirt and my blue jeansgo together?4.我们不想离开伦敦。We dont want tomove away fromLondon.5.除了毛衣之外,我们还出售不同种类的女式衬衫。We selldifferent kinds ofblouses besides sweaters.用方框中所给短语的适当形式填空be far away from,move out of,live on another planet,do harm to,start with1.Some students think aliens woulddo harm tohumans,so they dont like aliens.2.Sometimes we cant see any stars because theyare far away fromus.3.Could you tell me which point I shouldstart with?4.To live/Living on another planetseems very interesting.5.Some people worry aboutmoving out ofthe Earth.综合能力提升.单项填空(C)1.There is no living thing onMoon.A.aB.anC.theD./(B)2.Do you remember what she looked like when you first met her?Of course.She was tall and thinlong hair.A.inB.withC.onD.from(A)3.you drives,you mustnt drink wine.A.IfB.UnlessC.ThoughD.So(B)4.Excuse me,is this the right way to the Childrens Palace?Sorry,Im not sure.But itbe.A.mustntB.mightC.cantD.must(D)5.I think Cindy is certainly the No.1 in the English speech contest.Her spoken English is not as good as Tinas.A.I agreeB.So she isC.I dont mindD.I dont think so(C)6.Ishere today?No.Kate is ill in hospital.A.someoneB.anyoneC.everyoneD.no one(D)7.Alex did the project on community servicebetter than his classmates.A.soB.veryC.tooD.much(C)8.What do you think of the TV show Keep Running?Well,I cant stand it,but my son thinks it.A.boringB.uselessC.interestingD.meaningless(D)9.Can you understand me,Tony?Yes,madam.You speak.I can follow you.A.enough clearB.clear enoughC.enough clearlyD.clearly enough(B)10.Are you willing to live on Mars one day?It sounds exciting,but it still worries me.A.Of course I am.B.Im not sure.C.Why not?D.Are you joking?.完形填空Do you know Mars? We are always1,“Is there life on Mars?” We all know that it is difficult for people on the Earth to live on Mars because we need water and oxygen to2,but there is little oxygen on Mars.Living on Mars seems like living on a very high mountain.There is very thin3.It might be 20 degrees above zero at noon and 60 degrees below zero4.A lot of people think there may be plants on Mars.We know that Mars has carbon.This is a kind of material5in all plants and animals on the Earth.Through a telescope(望远镜),Mars looks red.In some places,it seems grey.At times the grey colour turns grey-green,then brown,and then grey again.The grey-green colour may be a kind of6.Life changes colour7the seasons.At first scientists thought the red planet was as8as the Moon with dust storms blowing over the large sandy deserts.But Mars seems not as9as we once believed it to be.According to an analysis(分析) on the recent Mars,NASA(美国航空航天局) announced in September 28,2015 that there is10on Mars.If thats true,there will be hope of finding life on Mars.(B)1.A.talkingB.wonderingC.knowingD.telling (C)2.A.drinkB.eatC.liveD.breathe (A)3.A.airB.earthC.oxygenD.gas(A)4.A.at nightB.in the daytimeC.in the morningD.in the afternoon (D)5.A.seenB.heardC.calledD.found(B)6.A.animalB.plantC.earthD.people(D)7.A.forB.byC.alongD.with(A)8.A.lifelessB.hopelessC.coolD.hard(C)9.A.coldB.hotC.dryD.wet(A)10.A.waterB.iceC.plantsD.life.阅读理解Not all inventions are made by scientists.Kids can also make history with their inventions.The state flag of Alaska was designed by 13-year-old Bennie Benson in 1926.His design was chosen from a flag-designing competition.It became the official flag in 1959.Bennie won a $1,000 scholarship(奖学金) and a watch.Frank Epperson invented the Popsicle in 1905 when he was only 11 years old.It was called the Epsicle at that time.Frank left his drink outside the door overnight with a stick(木棒) in it.That night the temperature dropped and everything was frozen including Franks drink.That didnt stop him from tasting it,so today we have Popsicles to eat.In 1642 Blaise Pascal designed the first counting machine when he was 18.The machine was for his father,a tax collector,to make his job easier.Blaise named it “the Pasealine”.He made about 50 of them,but nobody was interested in it.People thought it would take jobs away from them.300 years went by,and the calculator finally became a success.In 1968,the programming language(程序设计语言),PASCAL,was named after him.(A)1.How old was Bennie Benson when he designed the flag?A.13.B.26.C.46.D.59.(D)2.What does the underlined word “Popsicle”mean in Chinese?A.凉茶B.美味C.冰柜D.冰棒(B)3.Why did Blaise Pascal invent the calculator?A.Because he wanted to use it in a test.B.Because he wanted to make his fathers job easier.C.Because he wanted to sell it for money.D.Because he wanted to know how much money he should give to sellers.(A)4.Why were people not interested in “the Pasealine” at first?A.Because people thought it could make them lose