期末专题复习-Grammar+Modal+verbs 人教版英语八年级上册

Grammar:ModalverbsGametimeLet’splaySentenceChain.Example:No,Ican’t.

Icansing.

Canyousing?Yes,Ican.

Ican…

Canyou…?Icanswim.Canyouswim?1Nowreadthefollowingsentences.A.

canandcannot22Sumup1.Can表示具有某种能力，意为“能；会”，相当于beableto。否定形式是cannot/can’t.2.Can构成的一般疑问句形式为:--Can+主语……?--Yes,主语+can./No,主语+cannot/can’t.3.Can表示许可，意为“可以”,相当于may。3.B.mayandmaynotWeusemayandmaynottoaskandgivepermission.Nowreadthefollowingsentences.----May/CanIuseyourmobilephone?----Yes,youmay/can.----No,youmaynot/can’t.

Youmay/canturnontheTV.Youmaynot/cannotplayinthekitchen.3

Sumup1.May表许可或请求对方允许，意为“可以；可能；或许”。2.否定形式为maynot,意为“不可以”，can’t,mustn’t也可表不可以，但语气依次加强。3.may构成的一般疑问句的回答形式为：---MayI…?---Yes,

youmay./No,youmaynot.※can和may的区别;在请求师长的许可时，应使用may表礼貌或敬意。a.Amanisgoingtoseehisboss.Heisstandingatthedoorway.MayIcomein?b.Astudentisgoingtoasktheteacheraquestion.MayIaskyouaquestion?4C.mustandmustnotWeusemustandmustn’t

totellpeoplewhattodoorwhatnottodo.Readthefollowingsentences.Wemustalwaysbecarefulwithelectricity.

Youmustn’tdothat,Benny!Theymustn’tplayneartheheater.mustnot=mustn’tSumup1.must用来指定规则或发出命令，意为“必须”，具有强制力。2.must的否定形式是mustnot/mustn’t5Workouttherule

情态动词的共同特征:a.位于第三人称后时，情态动词后不可加-s(无人称之分)；b.情态动词后接动词原形。Fillintheblankswithappropriatemodalverbsandverbsaccordingtothemeaning.______Iborrowyourpen?Ihaveaprojecttocompletetonight.______youhelpme?3._______Ihaveyourattention,please?4.----______youcometomybirthdaypartynextSunday?----I’msorry,I________.Ihavetoworkovertime.5.You_________tellanyone.It’sasecret.Lindacan______(dance)well.Mummust_______(cook)deliciousfood.Grammarexercise6Fillintheblankswithappropriatemodalverbsandverbsaccordingtothemeaning.______Iborrowyourpen?Ihaveaprojecttocompletetonight.______youhelpme?3._______Ihaveyourattention,please?4.----______youcometomybirthdaypartynextSunday?----I’msorry,I________.Ihavetoworkovertime.5.You_________tellanyone.It’sasecret.Lindacan______