必修三unit4知识点操练

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1、必修三unit4知识点操练一短语翻译太阳系________________朝四面八方______________最终；及时______________冷却______________　是…的基础______________连锁反应______________各种各样的______________下蛋______________分娩______________接着；轮到某人______________阻止…免受______________由于______________必修三unit4知识点操练二一、按课文内容填空Howlifeb

2、eganonearthisoneofthebiggestp________thatscientistsfoundhardtosolve.Accordingtoawidelyaccepted_________,theuniverse_____________a“BigBang”thatthrewmatterinall___________.Afterit,theearthwassov________thatite_________withfireandrock,whichwere___________toproduceallkin

3、dsofgasesandformedtheearth’s____________.Astheearth_______________,waterbeganto_________onitssurface.Thep_________ofwatermadeitpossibleforlifetodevelop.Manymillionsofyearslater,plantsandanimalsm__________gradually,evendinosaursdeveloped.They_____________________young

4、by______eggsande_______ontheearthforalongtime.Finally,humansbeingsappearedands________allovertheworld,becomingthemostimportantanimalsintheworld_____________________.Buttheydo_______totheearth.Whethermenwillp_______themselves______disappearingwill______________whether

5、theycantakegoodcareoftheearth.二、词性转换1.________(adj.)猛烈的；强暴的—____________(n.)2.________(vt.&n)危害—______________(adj.)3.___________(n.)宗教—_______________(adj.)4.__________(vi.)存在；生存—_______________(n.)5.____________(adj.&v)到场的/现在的;出席—_____________(n.)三、在括号内写出下列短语的意思，并选

6、择正确的短语填空。befundamentalto();dependon();beharmfulto();intime();ontime();givebirthto();inone’sturn();inturn();prevent…from();protect…from();bepuzzledabout()1.I_______________whathesaidanddon’tknowwhyhesaidit.2.Freshair____________________thegrowingoftheplants.3.Theteach

7、er’swords_________him__________realizinghisdream.4.Whoshutsloveout,____________shallbeshutoutfromlove.5.Drinkingtoomuchwill________________yourhealth.6.Youhadbetterwearsunglassesto_______youreyes_______thesun.7.Theywerejust__________forthebus.8.Thebusdidn’tarrive____

8、________,soIwaslatefortheclass.9.Nowthatwehavefinisheddesigning,thecompany,_________________,shoulddotheconstructing(建设)work.10.---