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必修二unit1DiscoveringusefulStructures课后练PartI基础部分一、词汇训练1.____________n.委员会2.____________n.限度;限制vt.限制;限定3.____________vt.阻止;阻

碍;阻挠4._____________阻止;不准5.____________n.捐款;贡献;捐赠6.contributevi.＆vt._____________7.departmentn._______________8.investi

gatevi.＆vt._____________9.documentn._______________10.donate…to..._______________11.___________vi.消失;灭绝;消亡12.___________vt.企图;试图;尝试13.__

___________确保;设法保证14._____________adj值得做的;值得花时间的15._____________n.共和国16.professionaladj._______________

_17.entrancen.________________18.processn.________________19.____________adj海外的adv.在海外20.____________v

t.＆vi.原谅;宽恕二、单句语法填空1.Herjobismainlyconcernedwithsalesand_______（promote）.2.Manyteacherswouldliketobemoreadventurousand________（create）.3.Although

manyofthestoneshavefallenout,themonumentremainsverywell_____________（preserve）.4.Heshouldgiveway_______ayounger,m

oredecisiveleader.5.Inthedark,hecouldn’tfindasinglepersontoturn_______.6.Thisinformationisonlyrawdataandwillneed_______（far）analysis.7.Mostoft

hepeopleonthecoursewere________（profession）women.8.Theflourisgroundusing_________（tradition）methods.9.Isthehumanheartweakin__

______（compare）withtheotherorgans?Thesecondhalfofthegamewasdull_________comparisonwiththefirst.10.__________（donate）timeandenergytootherscantake

yououtofyourself.三、定语从句语法填空专练1、Endurance,perseverance,industryandtalentarethemeans________menachievegreatends.2、Hewasdrivingsofastasto

gethimselfintoadangeroussituation_______heislikelytolosethecontroloverhiscar.3、Wearelivinginaninformationage________theInterne

tisplayinganimportantpartinourlife.4、Windpowerisanancientsourceofenergy________wemayreturninthenearfuture.5、Amo

ngthecountrieslistedinthe2021WorldHappinessReport,thoseatthebottomweremainlyunderdevelopedcountries______issuessuchaspoliticalc

onflictshavebeenwidespreadinrecentyears.6、I’mcuriousabouttheperson________Mr.Smithistalkingto.7、Thereweredirtymar

ksonhertrousers_________shehadwipedherhands.8、Istillrememberthedayon________IfirstcametoTianjin.9、UsuallymyscheduleisfullandSundayisth

eonlyday______Icanenjoymyfreetime.10、Hehastwosons,bothof_______arecollegestudentsPartII提高部分一、七选五Obesi

ty(肥胖症)isacomplicatedandharmfuldisease.Butchangesthatincludehealthyeatinghabits,regularexerciseandotherlifestyleadjustments

canhelpfightagainstobesityandresultinabetterqualityoflife.①______.1.Talktoyourdoctor②______.Sometimespotentialfactors,suchasthyroid(condi

tionsorevenmeditationsyou'retaking,canbeatleastpartlyresponsibleforyourweightgainormakeithardertoloseweight.Yourdoctorcanexamineyouan

dthensuggestpropertreatment.Yourdoctorcanalsohelpyoutosetahealthyandrealisticweightgoalbasedonyourcurrentweight,medicalhistoryandotherfacto

rs.2.SetsmallergoalsinthebeginningOnceyougetthegreenlighttopursueweightloss,setaninitialgoaltolose5to10percentofyourtotalweight.Thatmakesitagoodplac

etostart.③______,you'llwanttosetsmallergoalsalongthewaytokeepyoumotivatedandworkingtowardyourfinalgoalweig

ht.3.④______Eatfoodsfromallfoodgroups,butwatchtheamount.Eventoomuchofahealthyfoodcanslowdownyourprogressifyou'reeatingmorecaloriesth

anyou'reburning.Avoidpackagedfoods,fortheyhavebeenlinkedtoweightgain.Havemealsmadeathomewithfreshandwholef

oods.4.ExerciseforweightlossAdultsshoulddoatleast110minutesaweekofmoderate-intensitycardio(有氧运动),suchaswalkingandbiking,or75minutesaweekofhigh-i

ntensitycardiolikerunning.Physicalactivityshouldbespreadoutthroughtheweek.⑤______—thosenumbersaresomethingyoucanworktoward.Be

ingpatientwithyourselfiskey.A.Here'showtogetstartedB.AdjustyourdietforweightlossC.Cutdowntheamountofthefo

odyoueatD.BecauselosingweightwhenyouhaveobesityisamarathonE.Fortunately,youcanfurtherlearnaboutobesi

tyinmanywaysF.Ifthatsoundslikealot,rememberthatyoudon'thavetogetthererightawayG.Beforestartinglosingweight,you'dbetterdiscussyoursituationswithaphy

sician二、完形填空ItallbeganwhenImovedtoDallasinthefourthgrade.I1thatIwasbehindinmyreadingatSaintMichael'sSchool

.Readingoutloud,Ihaddifficultywithhalfthe2Myteacher,Mrs.Agnew,saidmyreadingcomprehensionandabilityto3wor

dswasatalowerlevelthanotherfourthgraders.ShesuggestedthatIbetestedfordyslexia(阅读障碍).Thetestmademefeeluncomfortable，andIwas4toanswerth

equestions,infearoffacingthe5.ThetestresultsshowedthatIhaddevelopmentaldyslexia.AtfirstIfeltdiscouragedbythisdiagnosis(

诊断)6eventually,Ibecamedeterminedto7mydisability.Igottutorsandspeechtherapy.Iwouldreaddifficultbooks,hopingto8theconfidenceIhadinmyself.Ihadfina

llyovercomemylearningdisability.ButeventhoughIhadconquered(征服)oneofthebiggest9inmylife,Istillfeltlikesomethingwasmi

ssing.Themissinglinkwas10whenIwalkeddownthehallofthehospitalasa11,thesamehospitalwhereIhadonesat,nervousandcon

fused.BecauseIfeltsoluckythavegotsomuchhelpfromthisfacility,Iwantedto12byhelpingpatientshere.Onedayalittlegi

rlinawheelchairaskedmetoreadaboother.Ireadthebookvery13sothathecouldunderstandthestory.WhenIleft,thegirlthanked

meforreadingtoher.EightyearsagoIwouldhave14toreadabooktothislittlegirl,butnowIwas15.Ihadovercomemydisabilityandwashelpingotherstoovercometheirs

.1.A.declaredB.assumedC.recommendedD.noticed2.A.sentencesB.lecturesC.dictionariesD.chances3.A.chooseB.exchangeC.pronounceD.write4.A.motivated

B.scaredC.confusedD.disappointed5.A.treatB.riskC.trickD.failure6.A.butB.soC.orD.unless7.A.denyB.loseC.overcomeD.hide8.A.s

hakeB.shareC.expressD.increase9.A.challengesB.secretsC.decisionsD.mistakes10.A.mentionedB.filledC.recommendedD.assessed11.A.relativeB.vi

sitorC.volunteerD.patient12.A.turnawayB.cutinC.holdonD.giveback13.A.properlyB.sincerelyC.slowlyD.softy14.A.daredB.hesitatedC.attem

ptedD.happened15.A.confidentB.independentC.carefulD.grateful三、语法填空17、Citizenscienceisscienceforeveryone.Specifically,citizenscienceiswh

enthepublic___1__(voluntary)helpsconductresearch.Mostcitizenscientistscollectdatawithtoolsprovided___2__pr

ojectdirectors.Thesedatahelpprofessionalscientistsanswer__3___(science)questionsandsolveimportantproblems.Anyo

necanbeacitizenscientist.Allittakesissometime,____4___(curious),andasenseofwonder.Whyistheterm“citizenscience”used?Mostpeoplean

dorganizationsinthisfieldintend“citizen”___5____(mean)ageneralcitizenoftheworld,notalegally-definedcitizenofacountry.Whensomeonementions“c

itizenscience”,theretendstobe___6____immediateunderstandingofwhatthey'retalkingabout.Communityscienceisoneparticulartype

ofcitizenscience—onein____7___acommunitydrivestheproject.Incommunityscience,acommunitymayposetheresearchquestion,decidewhattypeofdatatocollect,oru

setheresultstoinformsomeaction.There___8____(be)typicallyaprofessionalscientistororganizationthatworkst

ogetherwiththecommunity.Anotherreasonisthatscienceisforeveryone,nomatterwhetheryou___9____(participate)i

nscienceornotinthepast.Thecitizenscienceisdevotedtomakingscienceinclusivetoalland____10___(ensure)thateverypersonhastherig

htandtheopportunitytoparticipateinscience.四、书面表达18、假如你叫李华，你的笔友David最近在学汉语，但现在遇到了困难，不知如何才能学好，写信向你咨询。现在，请你用英语给他写一封回信，要点如下：1.表达同情。2.提出具体

建议。3.表达祝愿。注意:词数100左右。开头和结尾都已给出，不计入总字数。DearDavid,________________________________________________________________

____________________________________________________________________________________________________________________________________________

_________________________________Yours,LiHua答案一、1.committee2.limit3.prevent4.prevent…from…5.contribution6.捐献;捐助7.部;司;科8.调查;研究9.文件;公文;文档10.向…捐赠11.

disappear12.attempt13.makesure14.worthwhile15.republic16.专业的;职业的17.入口;进入18.过程;进程;步骤19.overseas20.forgive二、1.promotion2.creativ

e3.preserved4.to5.to11.further6.professional7.traditional8.comparison9.by10.Donating三、1.bywhich2.where3

.when4.towhich5.where6.whom7.where8.which9.that10.whomPartII一、1--5.AGDBF二、1--5.DACBD5--10.ACDAB11--15.CDCBA三、1.vo

luntarily2.by3.scientific4.curiosity5.tomean6.All7.which7.is8.participated10.ensuring四、答案：DearDavid,I’msorrytohearthaty

ouhavetroublelearningChinese.AndI’mwritingtoofferyousomeadvice.Belowaremysuggestionsforyou.Firstofal

l,IadvisethatyoushouldtakeaChinesecourse,whichisofgreathelptoimproveyourChineseability.What’smore,itisagoodideaforyoutowat

chTVandreadbooksinChinesewheneverpossible.Besides,whynotlearnsomeChinesesongs?Lastbutnotleast,makemoreChine

sefriends,andyouwillhavemorechancestopracticeyouroralChinese.Ihopethatmyadviceisofgreathelptoyou.Lookingforwardtoyourreply.You

rs,LiHua