高中英语 模块四 unit2 Grammar and usage课件 牛津版必修4.ppt

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1、牛津版高一Module4Unit2Unit2SportseventsGrammarandusage江苏蒋霞张海升Now,manyofuscanspeakEnglishquitewell,butafewyearsago,wecouldn’t.Yesorno?Ifwetalkabouttheabilitysomeonehas,weusethemodalverb‘can’.Ifwewanttoexpressthatitisnecessaryforustodosomething,whatmodalverbdoweuse?mustWhatothermodalverbscany

2、outhinkof?Modalverbscan/could表能力(1)Idon’tthinkhecansolvetheproblemwithoutanyhelp.(2)Canyouhelpmetoworkoutthismathsproblem?oughtto/should1.表示义务,“应该”,用于各种人称●Youshouldrespectyourparents.●Youshouldn’tspendmuchtimesurfingtheInternet.2.表示推测，“想必，估计”的意思。IfTomstartstoday,heshouldcompletetheproj

3、ectintime.3.表示与想象的不一样”照说应该……”●IwonderwhereMikeis.Heshouldbeherenow.●Youshouldn’thavetoldDavidwhatMiketoldyou.4.在表示建议,命令,要求动词后用虚拟语气。1).MyfriendssuggestedthatI(should)payvisittoshanghainextmonth.2).Thechairmandemandedthatwe(should)solvetheproblematonce.5.表示惊讶,忧虑,惋惜等感情色彩。●Iamreallysurpris

4、edthatheshouldtalktohisparentsthatway.●Roseshouldturnhimdown.●Roseoughtto/will/mustgivemeahandwheneverIamintrouble.haveto/musthaveto表客观需求must表主观愿望●Ihavetofinishtheworkbefore7o’clock.●WemustmakeeveryefforttoprotecttheEarth.●Youmustworkhardtoachieveyourlifegoal.●Rosemightbecomeupsetatthe

5、news.●Rosemaybeprettybusynow.●Rosecouldcookmealsforherself2yearsago.●Johnisn’theretoattendtheparty.Hemustbereviewinghisnotesforthebigexamtomorrow.Certaintymight/may/could/should/oughtto/will/mustMakerequests提出要求Will;can;could;wouldA:Can/Will/Could/Wouldyoulendmesomemoney?IthappensthatI

6、don’thaveanywithme.B:Yes,Ican/will/can/will.Makesuggestions提出建议Shallwe/I/He/She/Theyturnintheprojecttoday?Shall常用于第一,三人称,表示征求对方意见A:Shallhecomein?B:Ok.Makeoffers提出请求●I’llwashyoursportsjacket.●ShallIgetaticketforyou?●Shallwecarrythebooksforyou?●ShallIcleantheblackboardforyou?Giveadvice给出

7、建议●Youshouldnot/oughtnottospeaktohimlikethat.●Weshouldfocusonourwork.●Weshouldnotlaughatthosewhoaredisabled.can/beabletocan的形式只有can;could两种beableto的形式有am/is/areableto;was/wereableto;have/hasbeenableto等多种can一般指一个人的能力beableto经过努力后而达到的一定程度●Mybrothercanplaytabletennis.●Mybrotherisabletod