高中英语 Unit 4 Astronomy the science of the stars SectionⅠWarming Up Reading课时精练 新人教版必修3.doc

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1、Unit4Astronomy：thescienceofthestarsSectionⅠWarmingUp&Reading课时精练（人教版必修3，课标通用）Ⅰ.课文缩写Theearthwasjustacloudof__1__afterthe“BigBang”．Theearth__2__loudlywithfireandrock.Theywerein__3__toproducemanythings,whichweretomaketheearth'satmosphere.Astheearthcooled

2、down，waterbegantoappearonitssurface.Itallowedtheearthtodissolve__4__gases.Thenlifebegantodevelop.Thefirstsmallplants__5__andfilledtheoceansandseaswithoxygen.Thisencouragedthe__6__ofearlyshellfishandfish.Landanimalssuchasinsects，reptilesanddinosaursand

3、soonappearedaftergreenplantsappeared.Smallcleveranimals__7__allovertheearth.Theyareputtingtoo__8__carbondioxideintotheatmosphere,which__9__heatfromtheearthintospace.Whetherlifewillcontinueontheearthformillionsofyearstocomewill__10__onwhetherthisproble

4、mcanbesolved.答案　1.dust　2.exploded　3.time　4.harmful　5.multiplied　6.development　7.spread　8.much　9.prevents　10.dependⅡ.单词拼写1．Hewasinterestedin________(天文学)andalwaysstayedupatnighttowatchthestars.2．Computerhackershavebrokendownsecurity________(系统),raising

5、questionsaboutthesafetyofinformation.3．Toomuchsugarcanbe________(伤害)tochildren'steeth.4．Thethreestarhoteloffersafriendly________(气氛)andpersonalservice.5．Whatyoudidwould________(阻止)thechildrenfromplayingcomputergamestoomuch.6．Mary's________(到场)atthepar

6、tylastnightwasnotnoticed.7．6________(乘)by5is30.8．________(理论)isbasedonpractice.9．Notlongagoa________(剧烈)earthquakeoccurredoffthecoastofIndonesia.10．Mysister________(困惑)meandcausesmeanxiety.答案　1.astronomy　2.systems　3.harmful　4.atmosphere　5.prevent　6.pr

7、esence　7.multiplied　8.Theory　9.violent　10.puzzlesⅢ.翻译与仿写1．LastmonthIwasluckyenoughtohaveachancetomakeatripintospacewithmyfriendLiYanping,anastronomer.翻译：_____________________________________________________仿写：只有二十个学生被选出到国外学习，我很幸运成为其中一个。_______________

8、_____________________________________________2．Whenwegetclosertothemoon,weshallfeelitsgravitypullingus,butitwillnotbeasstrongapullastheearth's.　翻译：______________________________________________________仿写：她和她的姐姐一样有着吸引人的嗓音。______________________