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1、情态动词Ican/could1.表一般的能力07湖南）Thebiggestproblemformostplants,whichcan’tgetupandrunawaywhenthrreatened,isthatanimalsliketoeatthem.beableto指在一定情况下做某事或通过努力才具备的能力07全国）Thefirespreadthroughthehotelveryquicklybuteveryonewasabletogoout.2.表示许可或请求允许03全国）Aluggageofficeisaplacewherebagsc
2、anbeleftforashorttime,especiallyatarailwaystation._向对方请求许可Can/Could/May/MightI……肯定回答 否定回答No,youcan’t/maynot/mustn’t/you’fbetternot--CouldIbekeptinformedtowhateverhappens?--Yes,you___________.A.mightB.canC.wouldD.areableto–MumI’vebeenstudyingEnglishsince8:00,________Igoa
3、ndplaywithTomforawhile?--No,I’mafraidnot.Besides,it’srainingoutsidenow.A.can’tB.wouldn’tC.maynotD.won’t3.用于疑问，感叹句中表示惊异、怀疑、不相信的态度03上海）Howcanyousaythatyoureallyunderstandthewholestotyifyouhavecoveredonlypartofthearticle.06山东）Howcanyouexpecttolearnanythingwhenyouneverlisten?4
4、.can用于肯定句表示理论上的可能性，译为“有时，常常，往往会”–ItiswarmandIamjustwearingashirttoday.--Buttheweatherherecanchange.05浙江）TheWorldWideWebissometimesjokinglycalledtheWorldWideWaitbecauseitcanbeveryslow.Makingchoicescanbedifficult,especiallywhenthereisnoonetoturntoforadvice.Inhistory,literatu
5、re,Englishandforeignlanguageclasses,readingandcomprehensionskills_____bethedifferencebetweenpassingandfailing.A.shouldB.canC.mustD.shall5.用于固定句型cannot/couldn’t（help/choose）…butdo只好，不得不Thepeoplecouldn’tbutsubmittothenewrulerswhentheylostthewar.cannot/couldn’t(can/couldnever
6、)+形容词副词比较级表示肯定，最高级的概念cannot(never)……enough/toomuch无论怎样也不为过，越。。。越好Youcannotpaytoomuchattentiontoyourreadingskill,foritisthatimportant.–Mom’sgift?Shecouldn’thavechosenabetteroneforme.--Shemustbeveryhappytoknowit.6.could用于虚拟语气couldhavedone本能够做实际上没做到couldn’thavedoneIwaitedages
7、foryou–youcouldhavesaidthatyouweren’tcoming.7.表推测IImay/might1.表允许2.请求对方许可May/MightI……?--MayIpickaflowerinthegarden?--________.A.No,youneedn’tB.Not,pleaseC.No,youmustn’tD.No,youwon’t--MayIgoandplaywithDickthisafternoon,Mum?--No,youcan’tgooutasyourworkisbeingdone.3.may/might
8、welldo完全有理由may/mightaswelldo最好，不如Ourholidayswereruinedbytheweather;wemightjustaswellhaves
