人教版英语必修三第四单元词汇知识点

Unit4Astronomy：thescienceofthestarsWordsandExpressions一．单词拓展1.vi.存在；生存_____→n.生存；存在2．n．谜；难题vt.&vi.(使)迷惑；(使)为难__________→adj.令人迷惑的→adj.感到迷惑的→n.困惑3．n．宗教；宗教信仰__________→adj.宗教的4．adj.猛烈的；激烈的；______→adv.猛烈地→n.猛烈；激烈5.不同；不像____→(反义词)prep.→v.&n．不喜欢6．adj.有害的____________→n.有害；伤害→adv.有害地；伤害地→(反义词)adj.无害的7.温和的；文雅的_____→adv.温柔地→n.绅士8．n．物理学家_________→n.物理________→adj.物理的existexistencepuzzlepuzzledpuzzlementreligionreligiousviolentviolentlyviolencelikeunlikepuzzlingdislikeharmfulharmharmfullyharmlessgentlegentlygentlemanphysicistphysicsphysical二、短语与拓展1．cheer___高兴起来；振作起来______干杯2．now____既然3．break____突发；爆发4．give_____to产生；分娩5．____eggs下蛋6．prevent..._____阻止；制止____．..from阻止7．watch_____当心；密切注视look_____当心8．getthe______of熟悉；掌握9．block____挡住(光线)10．inone’s_____轮到某人；接着11．depend____依靠________on12．makeupone’s_______决心upcheersthatoutbirthlayfromkeepoutouthangoutturnonrelymind二.短语复现(intime，blockout，breakout，cheerup，watchoutfor，nowthat)1．Thecloudshave___________thesun_________.2．______________carswhenyoucrossthestreet.3．WhenEllaheardthatherfatherwassafesheimmediately__________.4．Thedoctorcame__________________tosavehislife.5．Thewarmay_________________intheMiddleEastintheseyears.blockedoutWatchoutforcheeredupintimebreakoutinone’sturnblockoutcheerupprevent...frombreakoutgetthehangofintimegivebirthto1．—IthoughtIwasspeakingEnglishfairlywell.NowI’mnotsosure.—_________,boy.Anyway，Romewasn’tbuiltinaday.2．PleasetellmewhenMrSmithisarrivingatthetrainstationsothatIcanpickhimup________________.3．Oncehehasmadeuphismind，noonecan______him________carryingouttheplan.4．Atlastthefirefightersputoutthefireinthesupermarket，which____________attenthismorning.5．You’vemademesufferinthepast，sonowyou，__，sufferagain!6．Afterseveralyearsofpractice，IthinkIwillfinally_______spokenEnglish.7．Shemarriedat17and________________herfirstchildshortlyafter.8．Sheboughtaheavycurtainto____________________thelight.cheerupintimepreventfrombrokeoutinyourturnaccountforgetthehangofgavebirthtoblockout三、考点突破1．existvi.存在；生存Thereexist...有……；存在……1).Thereexistedacloserelationshipbetweenfamiliesandtheirmilkmen.2）Thereexistsagoodwaytosolvetheexistingproblemingeography.3)..________________(存在许多机会)forregionaldevelopment.4)._____acertaindoubtamongtheworkersastothenecessityofthework.A．ItexistedB．ThereexistedC．TherehadD．Ithad[真心提示]exist没有被动语态，也不能用于进行时态。ThereexistsmanychancesB2.harmful/harm/harmless/harmlessness:Beharmfulto:doharmtosb=dosbharm1)Thisobjectgivesoff___________gaseswhichmaydo_________toourhealth.Youmustmaketheobject__________beforeyouuseit.(harm)21)污染的河水会对环境造成很大的危害。______________________________________(harmful)_____________________________________(harm)2)众所周知，过量喝酒对你的身体有害。①Whatisknowntousisthatdrinkingtoomuch_______________.②Whatisknowntousisthatdrinkingtoomuch______________.对...有害harmfulharmharmlessPollutedwaterwillbeharmfultotheenvironment.Pollutedwaterwilldoharmtotheenvironment.isharmfultoyourbody.doesharmtoyourbody.3．puzzlevt.使迷惑；使为难；使窘困；感到迷惑n.猜谜；难题；谜Puzzled：adj.感到困惑的puzzling:adj.令人困惑的bepuzzledabout：对某事迷惑不解itisapuzzletosb:对某人来说是一个谜puzzlesb.使某人为难puzzleoversth苦苦思考，努力思考1).Whatpuzzlesmeiswhytheydidn’tshowup.2).Whenyousaidyouwereinlawschool，Iwasmorepuzzled．。3).Herpuzzledlookonherfacesuggestedshedidn’tunderstandwhatIsaid.4）)Thestudentwas_____________whattodonext.5)___________whyshewantstochangeherjob.(对我来说是个谜)1).Her________(puzzle)lookonherfacesuggestedshedidn’tunderstandwhatIsaid.2).Thestudentswere________overthe________problem，listeningtotheteacherwitha________expressionontheirfaces.(puzzle)3).I’vebeen________(puzzle)overallthefigures，tryingtofindwhathappenedtothemissingmoney.4).Shefelt________(puzzle)aboutherfuture.5)The__________lookonherfacesuggestedshewas_______aboutthe_________mathproblem.(puzzle)puzzledaboutItisapuzzletomepuzzledpuzzlingpuzzlingpuzzledpuzzlingpuzzledpuzzledpuzzledpuzzling4.unlike:prep不同；不像adj：不同的，相异的likely:adj可能的Unlikely:adj不大可能发生的like:v喜欢；prep像----dislike:v.不喜欢，讨厌eg.1)Theyaresounlikethatnobodybelievestheyaresisters.选词填空：unlikely,likely;unlike;like1)It’s______himtobesohard–working.那么勤奋不像他平常的样子。2)ATsunami,____abigearthquake,candogreatdamagetohumanbeings.海啸，像大地震一样，对人类造成很大伤害。3)Johnis__________tobeinLondonthisautumn.（很可能在伦敦）4)Sincetheirparentsstronglydisagree,theyare_______tomarry.likeunlikeunlikelylikely5..intime及时；终于；总有一天ontime准时；按时innotime立即；马上atnotime绝不atatime一次；每次atonetime曾经，attimes有时frometimetotime有时，不时的allthetime一直，总是aheadoftime提前bythetime到。。。时间为止everytime每次1).Canyoufinishyourhomework____________.2).Opportunitiesarepresent___________butoftentheygobyunnoticed.3).Wecan’tdotwothings__________________.4)._________,halfthelandontheEarth’ssurfacewascoveredbyforest.5).Hewasmadetopracticethepianosomuchthat,______hethoughtaboutgivingup.6)._____________IretireIwillfinishpayingformyhouse.intimeallthetimeatatimeAtonetimeattimes/fromtimetotimeBythetime7).Ourgreatestgloryconsistsnotinneverfallingbutinrising____wefall.8).Don’tworry,youwillbeallright_________9).Wecan_____________allowthistocontinue.10).Workhardandyouwillsucceed________________.11)Ifyoukeepon，youcansucceed________