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1、Canyoucometomyparty?Unit9SectionAGrammarinviteacceptrefusev.邀请v.接受v.拒绝WordsreviewObjectivesTolearnthewordsandphrases:invite,accept,refuse,begoingto,plantodo,befreetodoTolearntouseCanforinvitationsCanyoucometo…on…?TolearntoacceptanddeclineinvitationsandgivereasonsSure,I’d
2、loveto./Thatsoundsgreat.I’mnotsure.Imightvisitparents.Sorry,Imighthavetopracticetheviolin.TolearntousemightObserveandlearn用can发出邀请用can打听第三方是否能参加聚会,表示一种可能性。接受邀请拒绝邀请说明原因情态动词can有一定的词义,但不能独立存在,它必须与动词原形一起构成谓语。情态动词can没有人称和数的变化,否定形式是can’t,过去式是could。IcanspeakEnglish.--Canyouspea
3、kEnglish?--Yes,Ican.--No,Ican’t.1.can表示做某事的能力时,对以它开头的一般疑问句作肯定回答用“Yes,主语+can.”;作否定回答用“No,主语+can’t.”情态动词can的基本用法2.can表示请求、允许做某事时,对于以它开头的一般疑问句:作肯定回答:Sure./Yes,sure./Sure,I’dloveto.作否定回答:Sorry,Ican’t./I’mafraidnot./I’dloveto,but…—CanyoucometomyhousenextMonday?—Sure,I’dloveto
4、.—Canyougoshoppingwithmethisweekend?—Sorry,Ihavetopracticetheviolin.Thatmancan’tbeMr.LibecauseheisinParisnow.那个男人不可能是李老师,因为他现在在巴黎呢。3.can还可以表示推测,常用于否定句。1.Theymighthavetomeettheirfriends.2.ImightwatchTVonSaturday.Observeandlearntheusageofmight.might在此表示推测和可能性。它的可能性比may小。-W
5、hatareyougoingtodoonSunday?-I’mnotsure.ImightwatchTV.-你星期天将做什么?-我不确定。我可能看电视。As youcan see, some ofthe informationmightbe off.正如你看到的一样,一些信息可能已经关闭了。might可以没有把握的推测,也可表示允许或请求。might的用法prepareforatestgotothedoctorhaveapianolessonhelpmyparentsvisitmyauntdomyhomeworkA:Canyoucome
6、to/goto…?B:Sure,I’dloveto./Sure.Thatsoundsgreat.Sorry,Ican’t./I’mafraidnot./I’mnotfree.Ihaveto/must…Invitation&replyPairworkA:Canhe/she/theycometo…?B:No,he/she/theycan’t.He/She/They(might)have(has)to/must…PairworkCompletetheanswerswithmightandoneofthephrasesinthebox.watc
7、hTVontheweekendmycousinvisitmygrandparentspracticetheviolin3aA:WhatareyougoingtodoonSaturday?B:I’mnotsure.Imight______________________.2.A:Whatareyouplanningtodoafterschool?B:Idon’tknow.________________.3.A:Whenwillyoufinishthesciencehomework?B:__________________________
8、_______________.visitmygrandparentsImightwatchTVIdon’tknow.Imightfinishitontheweekend将要;打算计划做某事将要4.A:Wh