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1、情态动词：can/could用法归纳,英语讲师 高继英,考点透视:can/could,1.表泛指能力，能够，（could have done，过去本有能力做某事）；2.用在否定句、疑问句中表示推测，可能，一定；（cant/couldnt have done是对过去发生事情的否定推测，一定没有做过）3.常与频度副词sometimes、at times等连用，表示发生几率不大，可能；4.构成常见的固定结构：cant help doing情不自禁；cant help but do只好做、不得不做；cant too/enough越越好，再也不为过。,典题直击：can/could用法（一）,【典题】1.
2、（2013湖南）He _ sleep，although he tried，when he got on such a hunt for an idea until he had caught it.A.wouldnt B.shouldnt C.couldnt D.mustnt 2.（2011四川）The police still havent found the lost child,but theyre doing all they _.A.can B.may C.must D.should,典题直击：can/could用法（一）,注意与be able to 的区别：（1997全国）The
3、fire spread through the hotel very quickly but everyone _ get out.A.had to B.would C.could D.was able to,【典题】1.（2012北京）We_ the difficulty together,but why didnt you tell me?A.should face B.might face C.could have faced D.must have faced 2.（2005山东）He paid for a seat,when he _ have entered free.,典题直击：
4、can/could用法（二）,典题直击：can/could用法（三）,【典题】1.（2013天津）No one_be more generous；he has a heart of gold.A.could B.must C.dare D.need 2.（2011江西）It _ be the postman at the door.Its only six oclock.A.mustnt B.cant C.wont D.neednt,典题直击：can/could用法（四）,【典题】1.（2013浙江）I _ myself moreit was a perfect day.A.shouldnt
5、have enjoyed B.neednt have enjoyed C.wouldnt have enjoyed D.couldnt have enjoyed 2.（2008天津）She_have left school，for her bike is still here.A.cant B.wouldnt C.shouldnt D.neednt,典题直击：can/could用法（五）,【典题】1.（2008福建）It is usually warm in my hometown in March,but it _ be rather cold sometimes.A.must B.can
6、C.should D.would 2.（2005浙江）The World Wide Web is sometimes jokingly called the World Wide Wait because it_be very slow.A.should B.must C.will D.can,【归纳】can/could用在肯定句中可以表示一种发生几率不大的可能性，可以翻译为“有可能”，此时常与频度副词如sometimes、at times等连用。,典题直击：can/could用法（六）,【典题】（2012陕西）I_ thank you too much for all your help t
7、o my son while we were away from home.A.wont B.cant C.can D.will,典题直击：can/could用法（七）,【典题】（2003NMET）A left-luggage office is a place where bags _ be left for a short time,especially at a railway station.A.should B.can C.must D.will,能力突破,1.（2012全国II）Im going to Europe on vacation together with John if
8、 I _ find the money.A.can B.might C.would D.need2.（2012江苏）-Happy birthday!-Thank you!Its the best present I_for.,能力突破,4.（2013四川）Why are your eyes so red?You _have slept well last night.Yeah,I stayed up late writing a report.A.cant B.mustnt C.neednt D.wont,备考指津,1.历年高考中对情态动词can/could的考查较多，考点主要集中在它们的 基本用法和表示推测的用法上。,谢谢您的观看！,
