Unit-1-Animals-on-the-Farm-Lesson-4-Horses-and-Rabbits-情態(tài)動詞-優(yōu)質(zhì)公開課-冀教三起3下課件

Unit1AnimalsontheFarmLesson4HorsesandRabbits情態(tài)動詞can,may,must的用法Unit1AnimalsontheFarm1情態(tài)動詞后接動詞原形;沒有人稱和數(shù)的變化;不能單獨(dú)作謂語,與后面的動詞共同作謂語;其否定形式在后面直接加not。Modalverbs情態(tài)動詞情態(tài)動詞后接動詞原形;Modalverbs2can/cannotmay/maynotmust/mustnotModalverbs情態(tài)動詞can/cannotModalverbs3can/cannot1.表示能力(會)

MarycanspeakEnglish,butshecannotspeakFrench.2.表示允許(可以)

CanIuseyourdictionary?Ican’tfindmine.3.表示推測(可能)----通常用于否定形式

Hecan'tbeintheoffice.Isawhimgooutjustnow.can/cannot1.表示能力(會)4may/maynot1.表示允許(可以)MayIcomein?2.表示推測(可能)----通常用于肯定形式

Shemaybestillwaitingforus.3.表示祝愿

Mayyouhaveahappyweekend.may的用法:may/maynot1.表示允許(可以)may的用5may/maynot●以may開頭的疑問句，其否定回答用can't或mustn't。--MayIgohomenow?--Yes,youmay.No,youcan’t.maynot的用法:may/maynot●以may開頭的疑問句，其否定回答6must/mustnot1.must表示必須Youmustdoyourhomeworkfirst.2.must表示一定(肯定性推測)Hemustbeathome.must的用法:must/mustnot1.must表示必須mus7must/mustnot1.mustn't表示禁止(不準(zhǔn)；不允許)

Youmustn'tsmokehere.2.以must開頭的疑問句，其否定回答要用needn't.--MustIcleantheclassroomnow?--Yes,youmust.No,youneedn't.mustnot的用法:must/mustnot1.mustn't表示禁止(8Whatdothesignsmean?Doyouknow?Youmustnotcycle.Youmustbecareful.Youmustturnleft.Youmustnotenter.Whatdothesignsmean?Doyou9Canyou…?你會/能……嗎？Yes,Ican./No,Ican't.是的，我會/能。/不，我不會/不能。Whatcanyoudo?你會/能干什么？Ican…我會/能……Canyou…?Yes,Ican./No,Ic10Canyouswim?No,Ican't.Yes,Ican.Canyouswim?No,Ican't.Yes,11Canyouplayfootball?Yes,Ican.It'seasy!Canyouplayfootball?Yes,Ic12Whatcanyoudo?Icanrunfast!Whatcanyoudo?Icanrunfas13Canyouplayping-pong?Yes,Ican.Canyouplayping-pong?Yes,Ic14Thankyou!Thankyou!15Unit1AnimalsontheFarmLesson4HorsesandRabbits情態(tài)動詞can,may,must的用法Unit1AnimalsontheFarm16情態(tài)動詞后接動詞原形;沒有人稱和數(shù)的變化;不能單獨(dú)作謂語,與后面的動詞共同作謂語;其否定形式在后面直接加not。Modalverbs情態(tài)動詞情態(tài)動詞后接動詞原形;Modalverbs17can/cannotmay/maynotmust/mustnotModalverbs情態(tài)動詞can/cannotModalverbs18can/cannot1.表示能力(會)

MarycanspeakEnglish,butshecannotspeakFrench.2.表示允許(可以)

CanIuseyourdictionary?Ican’tfindmine.3.表示推測(可能)----通常用于否定形式

Hecan'tbeintheoffice.Isawhimgooutjustnow.can/cannot1.表示能力(會)19may/maynot1.表示允許(可以)MayIcomein?2.表示推測(可能)----通常用于肯定形式

Shemaybestillwaitingforus.3.表示祝愿

Mayyouhaveahappyweekend.may的用法:may/maynot1.表示允許(可以)may的用20may/maynot●以may開頭的疑問句，其否定回答用can't或mustn't。--MayIgohomenow?--Yes,youmay.No,youcan’t.maynot的用法:may/maynot●以may開頭的疑問句，其否定回答21must/mustnot1.must表示必須Youmustdoyourhomeworkfirst.2.must表示一定(肯定性推測)Hemustbeathome.must的用法:must/mustnot1.must表示必須mus22must/mustnot1.mustn't表示禁止(不準(zhǔn)；不允許)

Youmustn'tsmokehere.2.以must開頭的疑問句，其否定回答要用needn't.--MustIcleantheclassroomnow?--Yes,youmust.No,youneedn't.mustnot的用法:must/mustnot1.mustn't表示禁止(23Whatdothesignsmean?Doyouknow?Youmustnotcycle.Youmustbecareful.Youmustturnleft.Youmustnotenter.Whatdothesignsmean?Doyou24Canyou…?你會/能……嗎？Yes,Ican./No,Ican't.是的，我會/能。/不，我不會/不能。Whatcanyoudo?你會/能干什么？Ican…我會/能……Canyou…?Yes,Ican./No,Ic25Canyouswim?No,Ican't.Yes,Ican.Canyouswim?No,Ican't.Yes,26Canyouplayfootball?Yes,Ican.It'seasy!Can