高中英語(yǔ)人教版必修3Unit4Astronomythescienceofthestarsperiod4練習(xí)（學(xué)生版）

練習(xí)Ⅰ.詞匯A)根據(jù)句意及漢語(yǔ)提示，寫(xiě)出所缺單詞。1.It’s________(不像)himtobelate;he’susuallyontime.2.Notallpeopleareawareofthevariouseffectsof________(全球的)warmingonEarth.3.Somebelieveinthe________(存在)oflifeonMars,whileothersconsideritasamyth.4.Everyonewasabit________(迷惑的)byhersuddendeparture.5.Iconsiderthatitis________(有害的)forstudentstoplayputergames,thoughsomeofthemdon’tthinkso.B)在句中空白處填入適當(dāng)?shù)膬?nèi)容(1個(gè)單詞)或括號(hào)內(nèi)單詞的正確形式。6.Whetherlifewillcontinueontheearthformillionsofyearstoewilldepend________whetherthisproblemcanbesolved.7.“I’msorrytodisturbyou,”Webbsaid________(gentle).8.Look!Thereissomething________(float)onthewater.9.HefailedintheexamandIdidn’tknowhowtocheerhim________.10.AfterYangLiweisucceededincirclingtheearth,________ourastronautsdesiretodoiswalkinspace.Ⅱ.選詞填空asfaras;watchout;intime;givebirthto;breakout;inone’sturn;blockout;nowthat;getthehangof;cheerup1.Don’tworry—I’msurethingswillgetbetter________.2.Wecongratulatedheron________afinehealthybaby.3.ClassThreeshouldberesponsibleforraisingtheredflagthisweek________.4.Thewall________allthelight.Itshouldbepulleddown.5.Shetoldherchildto________whencrossingthestreet.6.Usingtheputerisn’tdifficultonceyou________it.7.Shouldanotherworldwar________,whatwouldbeeofhumanbeings?8.Thecrowd________whentheysawtheteamsarrive.9.I’llgowithyou________thestationforpany.Ⅲ.完成句子1.Oncehehasmadeuphismind，noonecan________________________________________(阻止他執(zhí)行)theplan.2.—Marylooksalittleunhappytoday.—Yes.Wemustdosomethingto________________________(使她振作起來(lái)).3.Before________________________________(戰(zhàn)爭(zhēng)爆發(fā)),manypeopleputawayinsafeplacespossessionstheycouldnottakewiththem.4.Willyoubehome________________________________________________(及時(shí)看看孩子)beforetheygotobed?5.You’vemademesufferinthepast,sonowyou,________________________(輪到你了),sufferagain!6.Theirson________________________________________________(被阻止上大學(xué))becauseoftheirlowine.7.Sometimes,doingexerciseviolently________________________________(對(duì)健康有害).8.________________________________________________________(既然大家都同意這個(gè)計(jì)劃),let’sstartforShanghainextweekend.(now)9.________________________________________(感覺(jué)是我們的職責(zé))tomakeourcountryabetterplace.(it)10.Ournewhouseis________________________________(兩倍大)theoldone.Ⅳ.書(shū)面表達(dá)隨著世界太空技術(shù)的發(fā)展，人類(lèi)的太空夢(mèng)不再是夢(mèng)。但是也有人覺(jué)得耗費(fèi)大量的人力和財(cái)力來(lái)研究和開(kāi)發(fā)太空資源不切實(shí)，不如將這些人力和財(cái)力用來(lái)著重解決人類(lèi)當(dāng)前面臨的重大問(wèn)題，改善地球的生存環(huán)境。對(duì)此，你有何看法？____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________