Unit9SectionAGrammarFocus-3c课件人教版英语八年级上册

1.星期六你能来我的聚会吗？_______you_______tomypartyonSaturday?当然,我乐意去。Sure,_____________________.

对不起,我必须为数学考试备考。Sorry,I_____________________amathtest.I’dlovetomuststudyfor根据课本内容,完成下列句子。2.明天晚上你能去看电影吗？_______you_______tothemoviestomorrownight?

当然可以,听起来很棒。

_______.That________________.

恐怕不行,我得了流感。I’m________not.Ihavethe_______.3.他能参加聚会吗？

_______he_______totheparty?

不能。他得帮助他的父母。No,he_______.He_______tohelphisparents.SuresoundsgreatafraidfluCangoCangocan’thas4.她能去看棒球比赛吗？_______shegotothebaseball_______?

不，她没有空。她必须去看医生。

No,she’s_______________.She______________tothe_______.

5.他们能去看电影吗？

_______they_______tothe_______?

不,他们没有空。他们可能得去见朋友。No,they’renot_______.They______________

_______

meettheir_______.CangamenotavailablemustgodoctorfriendsCangomoviesfreemighthaveto用can打听第三方是否能参加聚会，表示一种可能性。用can发出邀请接受邀请拒绝邀请+说明理由提出邀请的句型：Could/Canyou…?Wouldyouliketo...?How/Whatabout...?Whynot...?Areyoufree/available?Let’s...Howtomake

invitationsAcceptinvitationsYes,I’dlove/liketo.Sure.Thatsoundsgreat.Certainly,I’dlove/liketo.Sure,I’dlove/liketo.Thanksforyourinvitation.Thanksforaskingme.DeclineinvitationsI’msorry.I’mnotfree/available.Thanksforyourinvitation.Imighthaveto/must...Sorry,I’mafraidnot.Imighthaveto/must...Sorry,Ican’t.Ihaveto/must...I’dloveto,butIhaveto…I’dloveto,butI’mafraidIcan’t.Thankyouforaskingme.But....Iamafraidnot,I...Arobotcandomanydifferentthings.Butterfliescanseemorecolorsthanhumancan.Canhegototheparty?ScotlandcanbewarminSeptember.CanIdownloadmusicforfree?Youcanswiminthelake.Observethefollowingsentencesandfindouttheusagesof“can”.canisusedforpossibilitycanisusedforpermission情态动词can可以表示“能力”、“可能性”和“许可”。canisusedforabilityCanyoucometomypartyonSaturday?Canyougotothemoviestomorrownight?Canhegototheparty?Canshegotothebaseballgame?Cantheygotothemovies?考点Canisusedformakinginvitationsinthesesentences.情态动词can还可以表示“邀请”。但是在表示“邀请”时could比can更委婉、更礼貌，如Couldyoujoinusforthedinner?Observethefollowingsentencesandfindouttheusagesof“can”.CanyoucometomypartyonSaturday?Sure,I’dloveto.Sorry,Imuststudyforamathtest.Canyougotothemoviestomorrownight?Sure.Thatsoundsgreat.I’mafraidnot.Ihavetheflu.Canhegototheparty?No,hecan’t.Hehastohelphisparents.Canshegotothebaseballgame?No.she’snotavailable.Shemustgotothedoctor.Cantheygotothemovies?No,they’renotfree.Theymighthavetomeettheirfriends.BesidesCANandMUST,whatothermodalverbcanyoufind?haveto的用法haveto的意思是“必须；不得不”，后面跟动词原形。其否定式是don’thaveto

...，意为“不必做......”。e.g.Youhavetoeatlessjunkfoodlikefriedfishandchips.Takeiteasy.Youdon’thavetobesonervous.1.must“必须”，后跟动词原形。must没有人称和数的变化。Theymustobeytrafficrules.Wemustfinishtheworktoday.must的用法2.

must表示主观“必须”；

haveto表示客观需要，即“不得不”。must的用法YoumuststayhereuntilIcomeback.Shehastogotoschoolbecausetheholidayisover.3.must，用在肯定句中表示有把握的推测,意为“一定，肯定"。must的用法Thelightison,sohemustbeathomenow.---MustIfinishmyhomeworknow?---No,youneedn’t.4.must引导的一般疑问句，否定回答是needn’t.1.must表示主观“必须”,

没有人称和数的变化。2.must表示肯定推测3.must引导的一般疑问句，否定回答是needn’t.1.haveto表示客观需要“不得不”。2.haveto有人称和数的变化。might的用法情态动词含义和用法例句might表示请求，许可，意为“可以”，语气比may更委婉。表示推测，意为“可能”，语气缓和，较委婉，可能性低于may。may的过去式,意为“可能”。MightIaskyouaquestion?Thepapersaysthatitmightrain.1.—_________Itakephotoshere?—Sorry,youcan't.It'snotallowedinthemuseum.A.Must B.Need C.Can D.Will(2022北京中考）2.—_________youtellusastoryinEnglish？—IthinkIcandoit.Letmetry.A.Need B.Can C.Should D.Must(2022广西百色中考)CB3.—WhoseEnglishbookisthis?—It_______beLily’s,butI’mnotsure.A.mightB.can’tC.must(2022湖南怀化中考)AwatchTV,ontheweekend,mycousin,visitmygrandparents,practicetheviolin1.A:WhatareyougoingtodoonSaturday?B:I’mnotsure.Imight________________________.Completetheanswerswithmight

andoneofthephrasesinthebox.visitmygrandparents拜访我的(外)祖父母2.A:Whatareyouplanningtodoafterschool?B:Idon’tknow.________________.3.A:Whenwillyoufinishthesciencehomework?B:_____________________________________________.ImightwatchTVIdon’tknow.Imightfinishitontheweekend在周末放学后watchTV,ontheweekend,mycousin,visitmygrandparents,practicetheviolinbegoingtodo和beplanningtodo都用于表示将要做的事情或打算做的事情，但beplanningtodo有更强的目的和计划性。I’mnotsure.ImightgowithmycousinI’mnotsure.Imighthavetopracticetheviolin练习小提琴watchTV,ontheweekend,mycousin,visitmygrandparents,practicetheviolinCompletethesentencesbelow.Usethewordsinbracketstohelpyou.1.Inviting:______________________________(can/playtennis)Accepting:__________________________________________2.Inviting:____________________________________________

(wouldliketo/gotothemovies)Refusing:__________________________________________Reason:____________________________________________(mighthaveto)CanyouplaytennisonSaturday?Sure.Thatsoundsgreat.WouldyouliketogotothemoviesonFriday?Sorry,Ican’t.I

mighthavetogooutwithmyparents.Canyouhangoutwithustonight?Sorry.Iamnotfree.Imuststudyforatest.Sure.I’dloveto.Writedowneverythingyouhavetodonextweek.Chooseadayandtimetohaveaparty.MorningAfternoonEveningMON.TUE.WED.THUR.FRI.SAT.SUN.Inviteyourclassmatestoyourparty.v.邀请1.Inviting邀请invite

v.

邀请常用短语：

invitesb.toaparty…

邀请某人到聚会invitesb.todosth.

邀请某人做某事

e.g.Mypenfriendinvitesmetohishometown.我的笔友邀请我去他的家乡。Inviteafriendorfamilymembertoserve.

邀请一个朋友或家庭成员做服务工作。【语境应用】把下面的汉语句子翻译成英语。1)我邀请Jenny去看电影。____________________________________2)我经常收到参加晚会的邀请。____________________________________IinviteJennytogotothecinema.Ioftengetinvitationstotheparty.invitation

n.

“邀请”，一般和to连用，“……的邀请”。makeaninvitation发出邀请acceptaninvitation接受邀请turndown/refuseaninvitation拒绝邀请补全对话。A:Hi,Jane!Whydidn’tyougotoAnn’spartyyesterday?B:Ididn’tfeelwell,soIhadto(1)_____________________(拒绝她的邀请).Didshe(2)_______________________(邀请你参加她的派对)?A:Yes.Attheparty,abeautifulgirl(3)_________________________(邀请我和她唱歌)

.B:Really?Soundsfun!A:Haha...Aftertheparty,Ann(4)_____________________________(邀请我们去一家新电影院)andwewatchedaninterestingmovie.B:Youreallyhadagoodtime.refuseherinvitationinviteyoutoherpartyinvitedmetosingwithher

invitedustoanewmovietheater2.

Accepting接受acceptv.

接受acceptsth.fromsb.接受来自某人的某物e.g.Theydidn’taccepthismoney.他们没有接受他的钱。HeacceptedaglassofwaterfromHelen他接过海伦递过来的一杯水。e.g.LilyrefusedDavid’sinvitation.Lily拒绝了David的邀请。Theoldwomanneverrefusestohelpothers.这个老妇人从来不拒绝帮助其他人。3.

Refusing

拒绝refusev.拒绝(后面常接名词、代词或动词不定式)，不能接动词-ing形式作宾语。refusetodosth.拒绝做某事翻译句子。2)我拒绝了王丽的邀请。______________________________________3)你最好不要拒绝帮助别人。______________________________________IrefusedWangLi’sinvitation.You’dbetternotrefusetohelpothers.【语境应用】下面句子中的划线部分有一处错误，请指出并改正。1)Annrefused

playing

withherfriendbecause

she

hadto

doherhomework.toplay情态动词

Unit9

can►表示“能力”，意为“能，会”，否定形式为can’t,couldn’t。MikecanspeakalittleChinese.►表推测，常用在否定句和疑问句中。Hecan’tbeathome.HehasgonetoJapan.►用在疑问句中，表示“征求意见”，could比can的语气更委婉、客气。Couldyoutellmesomethingaboutyourschool?►表示邀请。could也可以表示邀请。Canyoucometomybirthdayparty?Couldyoucometomybirthdayparty?must►must表示“必须”，后跟动词原形。没有人称和数的变化。►must表示肯定推测，意为“一定，肯定”。---WhereisMonica?Ican’tfindheranywhere.---Shemustbeinthelibrary.Shelovesreadingbookswhensheisfree.►在回答must引导的一般疑问句时，否定回答要用needn’t—MustIbehomebeforeteno’clock?十点钟我必须在家吗？—No,youneedn’t.不，你不必一定在。【辨析】must和haveto1.must表示主观看法，只有一种形式Asastudent,Imuststudyveryhard.2.haveto表示客观需要，有多种形式，可用于不同时态。Ihavetobeatmyofficebeforeeighteverymorning.3.must表示主观“必须”；haveto表示客观需要，“不得不”。might►表示许可，意为“可以”。might比may语气更客气，更委婉。May/MightIgonow?我可以现在去吗？May/MightIhaveatalkwithyou?我可以和你聊聊吗？►表示可能性，意为“可能”，might的可能性比较小。Hemay/mightbesick.他可能是病了。Thatwomangoesintotheclassroom.Shemay/mightbeourteacher.接受邀请：Yes,I’dlove/liketo.Sure,thatsoundsgreat.Certainly,I’dlove/liketo.Sure,I’dlove/liketo.Thanksforyourinvitation.Thanksforaskingme.拒绝邀请：I’msorry.I’mnotfree/available.Thanksforyourinvitation.Imighthaveto/must...Sorry,I’mafraidnot.Imighthaveto/must...Sorry,Ican’t.Imighthaveto/must...I’dlo