2016-2017学年高中英语 Unit 4 Astronomy the science of the stars Section Ⅱ Warming Up & Reading-Language Points练习试题 新人教版必修3

2016-2017学年高中英语 Unit 4 Astronomy the science of the stars Section Ⅱ Warming Up & Reading-Language Points练习试题 新人教版必修3

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时间:2019-10-10

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1、Unit4 Astronomy:thescienceofthestarsSectionⅡ WarmingUp&Reading—LanguagePointsⅠ.单句语法填空1.Sheis________(like)hermother;sheistallandhermotherisveryshort.答案: unlike2.Itisgenerallyacceptedthatsmokingis________(harm)toourhealth.答案: harmful3.Some________(viole

2、nce)scenesinthefilmwerecutwhenitwasshownontelevision.答案: violent4.The________expressiononhisfacesuggestedthathewasnotabletoworkoutthe________problem.(puzzle)答案: puzzled;puzzling5.Weshouldtrytopreventtherareanimalsfrom________(hunt).答案: beinghunted6.Iti

3、sthethirdtimethatthepresident________(come)toChinaforavisit.答案: hascome7.________makesthethingsworseisthathehaslosthispatience.答案: What8.Thenewlawmakes________possibleforustogetmorechancesinthecountry.答案: it9.Insummerthehousewillbetoohotfortheoldman___

4、_____(live)in.答案: tolive10.Socialattentionshouldbepaidtopreventingourearthfrom________(pollute).答案: beingpollutedⅡ.阅读理解8EdmundHalleywasanEnglishscientistwholivedover200yearsago.Hestudiedtheobservationsofcomets(彗星)whichotherscientistshadmade.Theorbitofo

5、neparticularcometwasaverydifficultmathematical(数学)problem.Hecouldnotfigureitout.Neithercouldotherscientistswhodealtwithsuchproblems.However,HalleyhadafriendnamedNewton,whowasabrilliantmathematician.Newtonthoughthehadalreadyworkedoutthatproblem,buthecou

6、ldnotfindthepapersonwhichhehaddoneit.HetoldHalleythattheorbitofacomethadtheshapeofanellipse(椭圆).NowHalleysettowork.Hefiguredout(解决;计算出)theorbitsofsomeofthecometsthathadbeenobservedbyscientists.Hemadeasurprisingdiscovery.Thecometsthathadappearedintheyea

7、rs1531,1607,and1682allhadthesameorbit.Yettheirappearanceshadbeen75to76yearsapart.ThisseemedverystrangetoHalley.Thedifferentcometsfollowedthesameorbit.ThemoreHalleythoughtaboutit,themorehethoughtthattherehadnotbeenthreedifferentcomets,aspeoplethought.He

8、decidedthattheyhadsimplyseenthesamecometthreetimes.Thecomethadgoneawayandhadcomebackagain.Itwasanastonishingidea!Halleyfeltcertainenoughtomakeaprediction(预言)ofwhatcometwouldhappeninthefuture.Hedecidedthatthiscometwouldappearintheyear175

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