届一轮复习人教版必修三Unit 4Astronomy The science of the stars单元学案14页word版.docx

届一轮复习人教版必修三Unit 4Astronomy The science of the stars单元学案14页word版.docx

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届一轮复习人教版必修三Unit4AstronomyThescienceofthestars单元学案14页word版

2020届一轮复习人教版必修三Unit4Astronomy:

Thescienceofthestars单元学案

一．知识回顾

I.重点词汇及短语

1.太阳系_____________________

2.及时；终于___________________

3.下蛋______________________

4.产生；分娩____________________

5.轮到某人；接着_______________

6.阻止；制止___________________

7..挡住（光线）___________________

8.感到高兴；感到振奋_____________

9.既然_______________________

10.突发；爆发__________________

11.密切注视；当心；提防____________

12.开始存在；产生________________

13.当着某人的面_____________________

14.对……有害_____________________

II.词汇运用

1.presence

①Heapologizedtoher_________________thewholefamily.（当着家人的面）

②Allthepeople___________atthepartywerehissupporters.

A.presentB.thankfulC.interestedD.important

③TheGrammyAwards_____________everyyearinthemusicindustryintheUnitedStates.（授予;给予）

④Pleaseallowmeto_______Mr.Brown_______you.（介绍，引见）

⑤出席________________提出自己的观点_____________________

2.harmful

①Don’treadinthesun,forit’s_______________________________（对你的眼睛有害）

②对某人有害___________________________________________

3.exist

①.做这种手术的技术早已存在

__________________________________________________________________________

②.Whendidtheworld__________________________？

（开始形成）

4.intime

①Ifyoucatchtheearlybus,youwillgetthere_______________（及时）

②Keeponworking,andyouwillsucceed__________________（终究）

5.prevent…from;stop/keep…from

①Somethingmustbedoneto________theenvironment___________________（防止污染）.

②She___________hereyes_______（保护）thesunwithherhands.

③Youshouldpreventyourson_______toomanycomputergames

AtoplayBplayingCplayDfromplay

6.cheerup

①____________abit,thingsaren’tthatbad.

②Thecrowd________therunners_________（为……加油鼓励）whentheystartedthelastlap.

7.breakout

①介、副词填空

（1）Shestartedtospeak,thenbroke______whileawaitressserveduswithcoffee.

（2）Helosthisjobandhismarriagebroke______.

（3）Herhealthbroke________underthepressureofwork.

（4）Shouldanotherworldwarbreak______，whatwouldbecomeofhumanbeings?

（5）Firemenhadtobreakthedoor______toreachthepeopletrappedinside.

（6）Themeetingbroke______ateleveno'clock.

②----DoyouknowwhentheAnti-JapaneseWar________?

-----Ofcourse.AsaChinese,I’llneverforgetthatday:

July7,1937.

AbrokeoutBbrokeupCbrokeinDbrokeoff

③IfMikecarriesonworkinglikethis,he’ll______soonerorlater.

AputdownBgetdownCbreakdownDgodown

⒏nowthat

①既然你恢复健康了，你可以继续你的工作了。

__________________________________________________________________________

②____________you’vegotachance,youmightaswellmakefulluseofit

A.nowthatB.afterCAlthoughDAssoonas

⒐inone’sturn

①Weprotecttheenvironmentand__________itbenefitsusalot.（转而;反过来）

②Wedrovethecars________________（轮流）

③Wetookturns______________thecar（轮流）

10.too…to……

①Oneisnevertoooldtolearn.（英译汉）

____________________________________________________________________________

②Iamtooeagertogohome.（英译汉）

____________________________________________________________________________

⒒setout

①Theysetoutonasightseeingtour.（英译汉）________________________________________

②Theysetouttoexaminetheship.（英译汉）_________________________________________

12.watchout

①____________（当心）！

Thereisacarcoming!

②__________________（当心）carswhilecrossingtheroad.

③____________nottocatchacold.＝____________nottocatchacold.当心别着凉。

III.巩固练习

1）.单词拼写

1.Thecomputers_________hasbrokendown.

2.Weshouldtryourbesttoapply_______（理论）topractice.

3.The_____________（气氛）ofthemeetingisveryfriendly.

4.Sheisu_______hermother;sheistallandhermotherisveryshort.

5.Widedifferencesofcharactere______eveninchildrenofthesamefamily.

2）.单句改错

1.Anuglybuildingblockeduptheviewfromthewindow.__________________________

2.Youhavetowatchouttheheavytrafficwhilecrossingtheroad._______________________

3.Peopleoftenwearsunglassestopreventtheireyesfromstronglight.____________________

4.Yourpresenceatthemeetingmadethispossibletohaveafurtherdiscussion.______________

5.Thatworriedusmuchthatsomanystudentsfailedintheexam._____________________

3）.句型转换

1.Thesesmallplantsfilledtheseaswithoxygenencouragingthelaterdevelopmentofearlyshellfish.

Thesesmallplantsfilledtheseaswithoxygen,___________________thelaterdevelopmentofearlyshellfish.

2.Wearesofarfromtheearththatwecan’tfeelthepullfromtheearth.

Weare_______farfromtheearth______________thepullfromtheearth.

3Thewell-knownscientistcameupwithatheorythatwaswidelyaccepted.

Thewell-knownscientistcameupwitha_______________theory.

4.SinceIamfreenow,Icanenjoymusicforawhile.

_____________Iamfreenow,Icanenjoymusicforawhile.

5.Hestudiedhard.Asaresult,hegothighmarks.

Hestudiedhard,________hegothighmarks.

IV.英译汉

1.Itallowedtheearthtodissolveharmfulgases,whichhadbecomepartoftheearth’satmosphere,intotheoceansandseas.

____________________________________________________________________________

2.Theyareputtingtoomuchcarbondioxideintotheatmosphere,whichpreventsheatfromescapingfromtheearthintospace.

____________________________________________________________________________

3.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.

____________________________________________________________________________

4.Icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandmoonlarger.

____________________________________________________________________________

5.Wewatchedamazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincreased.

____________________________________________________________________________

V.完形填空

DearAnn,

Idon’tgetalongwellwithmymother.ItfeelslikeeverytimemymotherandIstarttohavea（n）1,itturnsintoanargument.Wetalkaboutsomethingas2asdinnerplansortravelplans.And3,mymotherwillmakearemarkpushingthechatintoWorldWarIII.She’lltalkaboutmylackofa（n）4futurebecauseIdon’tplanttobeadoctor.Andmuchtoher5,Idon’twanttodoanyjobrelatedtothesciencefieldeither.Infact,whenIwaspushedtosaythatI6tomajorinEnglishandcommunications,shenearlyhadaheartattack.

“Whycan’tyoubelikemyco-worker’sson?

”She’ll7allthetime.Herco-worker’sson8afour-yearscholarshipincollege.Nowheis970,000dollarsayearasanengineer.Idon’tknowwhatto10exceptthatIsimplycan’tbelikeMrPerfectasI’vecalledtheunnamedco-worker’sson.Ican’tbelikehim.I’mthetypeofpersonwholovesto11inthecommunity,writeuntilthesungoesdown,and12,wantstoachieveacareerbecauseIloveit.Idon’twanttodoajobjustforfameor13.

Iunderstandwhymymotheris14myfuturemajors.I’veseenmymother15toraisemeonherlittlesalary（工资）andlonghours.She16thehousearound6:

30amandusuallycomeshomearound5oreven6pm.17,Iwanthertoknowthatbybecomingadoctor,itdoesn’tmeanI’ll18besuccessful.I’dratherfollowmy19andcreatemyownfuture.

DearAnn,couldyougivemesome20?

Idowanttosolvethisproblem.

Sincerely

Tony

1．A．suggestionB．agreementC．conversationD．discussion

2．A．simpleB．unnecessaryC．basicD．important

3．A．scarcelyB．fortunatelyC．directlyD．suddenly

4．A．immediateB．brightC．clearD．different

5．A．disappointmentB．surpriseC．amusementD．regret

6．A．pretendedB．continuedC．refusedD．planned

7．A．guessB．whisperC．complainD．state

8．A．startedB．receivedC．examinedD．developed

9．A．findingB．givingC．expectingD．earning

10．A．answerB．compareC．changeD．want

11．A．takeoffB．cheerupC．helpoutD．showoff

12．A．onallsidesB．mostofallC．intheendD．onthecontrary

13．A．pleasureB．awardC．powerD．money

14．A．fondofB．interestedinC．worriedaboutD．angryat

15．A．decideB．struggleC．workD．hope

16．A．observesB．checksC．cleansD．leaves

17．A．UsuallyB．AlsoC．HoweverD．Therefore

18．A．surelyB．luckilyC．speciallyD．unexpectedly

19．A．voicesB．dreamsC．stepsD．words

20．A．adviceB．abilitiesC．examplesD．time

VI阅读理解

Weareallcalledupontomakeaspeechatsomepointinlife,butmostofusdon’tdoaverygoodjob.Thisarticlegivessomesuggestionsonhowtogiveaneffectivespeech.

So,youhavetogiveaspeech-andyou’reterrified.Yougetnervous,youforgetwhatyouwanttosay,youstumbleoverwords,youtalktoolong,andyouboreyouraudience.Lateryouthink,“Thankgoodness,it’sover.I’mjustnogoodatpublicspeaking.IhopeIneverhavetodothatagain.”

Cheerup!

Itdoesn’thavetobethatbad.Herearesomesimplestepstotakethepainoutofspeechmaking.Askyourselfthepurposeofyourspeech.Whatistheoccasion?

Whyareyouspeaking?

Then,gatherasmanyfactsasyoucanonyoursubject.Spendplentyoftimedoingyourresearch.Thenspendplentyoftimeorganizingyourmaterialsothatyourspeechisclearandeasytofollow.Useasmanyexamplesaspossible,andusepictures,charts,andgraphsiftheywillhelpyoumakeyourpointsmoreclearly.Neverforgetyouraudience.Lookatthemdirectlyintotheireyes.Don’ttalkovertheirheads（keepinmindthattheconceptsofrelativism（相对论）arerarelyunderstood）,anddon’ttalkdowntothem（“whoinventedthetelephone”isnotafriendlyquestion）.Speakloudenoughinorderthateveryonehearsyouclearlyunlessthereisami