人教版-8年级英语下册-Unit-3-Gramm课件

人教版8年级英语下册Unit3GrammarFocus人教版8年级英语下册Unit3GrammarFocUnit3GrammarFocusUnit3GrammarFocusIfyouneedhelp,whatshouldyousaypolitely?Ifyouneedhelp,whatshould1.Sweepthefloor,Peter!2.Canyousweepthefloor,Peter?3.Couldyoupleasesweepthefloor?Whichisthemostpoliteone?1.Sweepthefloor,Peter!2.CCouldIstayoutlate?

CouldIusethecar?Sorry,youcan’t.Ihavetogotoameeting.CouldIgetaride?No,youhaveatesttomorrow.Yes,youcan.GrammarCouldIstayoutlate?CouldICouldyoupleasecleanyourroom?Yes,sure.Couldyoupleasedothedishes?Sorry,Ican’t.Ihavetodomyhomework.CouldIgotothemovies?Yes,youcan.CouldIusethecar?No,youcan’t.Ihavetogoout.Couldyoupleasecleanyourrocouldcan的过去时礼貌的请求提出建议推测Icouldrun

fastwhenIwasachild.Couldyouhelpme?Youcouldtalk

toyourteachernow.Hecouldn’tbeattheschoolthen.couldcan的过去时礼貌的请求提出建议推测IcoulCouldyoupleasecleanyourroom?你能打扫一下你的房间吗？在表示请求帮助或请求允许的疑问句中，我们常用could代替can，以表示礼貌、委婉或不确定的语气，而can则不具有这些语气。这样用时，不能把could看作为can的过去式。CouldyoupleasecleanyourroCouldyouplease

…?请你……好吗?这里的could不是表示一般的过去式，而是用来表示委婉地提出请求。

Could

youpleasedosth?

Yes,Ican.Allright.“Yes”Sure.Noproblem.Certainly.

No,Ican’t…Ihaveto---“No”Sorry,Ican’t…Ihaveto---Couldyouplease…?请你……好吗?这里1.could表示请求，语气委婉，显得有礼貌

Couldyoupleasecleanyourroom?

你可以打扫你的房间吗？

肯定回答：Yes,Ican.

是的，我可以。

Yes,sure./Yes,ofcourse.

否定回答：Sorry,Ican’t.Ihavetodomyhomework.

对不起，我不得不做作业。1.could表示请求，语气委婉，显得有礼貌2.could表示请求许可，希望得到允许。CouldIgotothemovies?我能去看电影吗？肯定回答：Yes,youcan.Yes,sure.当然可以。否定回答：No,youcan't.不，不行。2.could表示请求许可，希望得到允许。Nowmakesentencesusingcouldandthefollowingphrases.（1）gotothemovies去看电影（2）stayoutlate在外面待得很晚（3）usethecar使用汽车（4）getaride去骑车（5）useyourcomputer使用你的电脑（6）borrowsomemoney借些钱（7）invitemyfriendstoaparty邀请我的朋友参加晚会（8）gotothestore去商店（9）useyourCDplayer使用你的CD播放器Nowmakesentencesusingcould3.could与can的区别could与can都是情态动词，could是can的过去式。二者都可用于表示请求，但是用法稍有不同。can表示一般性的请求，语气随便，常用于熟人之间或长辈对晚辈、上级对下级的场合；

Canyoutellusyourstory,Tony?

你能给我们讲讲你的故事吗，Tony？3.could与can的区别could表示有礼貌的请求，语气委婉，常用于非熟人之间或晚辈对长辈、下级对上级的场合。—CouldyoutellusifitsnowsinwinterinAustralia?请告诉我们，澳大利亚冬天下雪吗？—Sure.

当然可以。could表示有礼貌的请求，语气委婉，常用于非熟人之间或晚辈—Excuseme,couldyouhelpmecarrytheheavybox?—_______.A.Yes,IcouldB.WithpleasureC.Itdoesn’tmatterD.Don’tmentionit—Excuseme,couldyouhelpme【点拨】选B。Couldyou...?表示客气地征求意见或请求许可的询问方式，不能用could回答。withpleasure表示同意，意为“乐意效劳；愿意帮助”。C、D是对感谢的回答，不符合语境。【点拨】选B。Couldyou...?表示客气地征求意（2016·黑龙江哈尔滨）---Hi,Jack.CouldyoucometoourEnglishparty?---Sorry,I____.Ihavetolookaftermylittlesisterathome.A.mustB.couldC.can’t（2016·黑龙江哈尔滨）---Hi,Jack.CoulCouldyouplease…?Couldyouplease…?

—Couldyouplease…？

Yes,Ican.Allright.“Yes”Sure.No

problem.Certainly.No,Ican’t…

Ihaveto…

“No”Sorry,Ican’t…Ihaveto…—Couldyouplease…？ 4aWriteRforrequestsandPforpermissions.Thenmatcheachonewiththecorrectresponse.1.___CouldIhangoutwithmyfriendsafterthemovie?2.___Couldyoupleasepassmethesalt?3.___CouldIborrowthatbook?a.Yes,hereyouare.b.Hmm.Howmuchdoyouneed?c.Yes,sure.Noproblem.Ifinishedreadingitlastnight.PRP4aWriteRforrequestsandPf4.___Couldyouhelpmedothedishes?5.___Couldyoulendmesomemoney?d.Yes,butdon’tcomebacktoolate.e.No,Ican’t.IcutmyfingerandI’mtryingnottogetitwet.RR4.___Couldyouhelpmedothborrowv.借；借用▶MayIborrowyourbike?我可以借用你的自行车吗？borrowv.借；借用borrow和lend都可译为“借”，但用法不同。（1）borrow“借，借入；借用”，从主语的角度讲，指“借入”或“借用他人的东西供自己使用”。常用结构为：borrowsth.fromsb.或borrowone’ssth.意为“向某人借某物”。borrow/lendborrow和lend都可译为“借”，但用法不同。borro（2）lend

“借出；借给”，从主语的角度讲，表示把自己的东西“借出”给别人使用。常用结构为：lendsb.sth.或lendsth.tosb.意为“借给某人某物”。（3）borrow和lend均为非延续性动词，若表达借某物多长时间时，不能用borrow或lend，而要用keep，意为“保存；保留”。（2）lend“借出；借给”，从主语的角度讲，表示把自己

Couldyou_______yourdictionarytome?A.borrowB.lendC.keepD.use【点拨】选B。句意为：你能借给我你的字典吗？对主语“你”来说是借出，lend“借出”，lendsth.tosb.“把某物借给某人”,其反义词是“borrow”。Couldyou_______yourdictio用borrow或lend的正确形式填空：1.He_________abookfromme,andneverreturnedit.2.CanI_________yourbicycle?3.Joe________thiscartousfortheweekend.4.I__________twobooksfromthelibrary.5.Englishhas__________manywordsfromFrench.borrowedborrowlentborrowedborrowed用borrow或lend的正确形式填空：borrowe6.CanI__________yourcaronSaturday?7.Canyou_________me$10?8.__________meyourcar.9.___________yourcartome.

borrowlendLendLend6.CanI__________yourcaro单项选择：1.I______somebooksfrommyfriendandI______themtomycousinthismorning.A.lent;keptB.kept;lentC.lent;borrowedD.borrowed;lent2.---CanI_______yourrubber?---Sorry.Lily______italready.A.lend,haslentB.borrow,haslentC.lend,hasborrowedD.borrow,hasborrowedDD单项选择：DD3.A：How

long

can

she

_____the

book?

B：Two

weeks.

A.

borrow

B.lend

C.keep

D.return

C3.A：How

long

can

she

_____th（2016·山东烟台）---Couldyouplease______meyournotebook,Grace?---Certainly.Hereyouare.A.borrowB.toborrowC.lendD.tolendC（2016·山东烟台）---Couldyoupleas4bFillintheblanksintheconversation.A:Ihateto_________chores.B:Well,Ihatesomechorestoo,butIlikeotherchores.A:Really?Great!______Iaskyouto______mewithsomechoresthen?B:Whatdoyouneedhelpwith?A:_______youplease_______myclothesforme?B:Idon’twanttodothat!It’sboring!doCouldhelpCouldfold4bFillintheblanksinthecoA:OK.Then________you_______dothedishesforme?B:Sure,noproblem.But_______wegotothemoviesafterthat?A:Sure.I’llfinishmyhomeworkwhileyouhelpmewiththedishes.Thenwecangotothemovies.couldpleasecouldA:OK.Then________you_____

hatev.厌恶；讨厌▶Ihaterainydays,andIhategoing/togooutonrainydays.我讨厌雨天，更讨厌雨天外出。hatev.厌恶；讨厌

Ihatetoplaysoccer.A.notliketoplayB.notlikeplayingC.dislikeplayD.dislikeplaying【点拨】选D。hate的同义词为dislike“不喜欢”，dislike跟动词-ing形式或不定式。Ihatetoplaysoccer.【点拨】选D+n./pron.不喜欢/憎恨某人/某物

+todosth.不喜欢做某事（表示具体的动作或行为）

+doingsth.不喜欢做某事（表示经常性的动作或行为）

todosth.doingsth.+sb.不喜欢/憎恨某人做某事hate

+n./pron.不喜欢/憎恨某人/某物+sb.B:

Idon’tlikedoingthedishesbecauseit’sboring.ThechoresLikeordislikeWhyMakealistofthechoresyoudo.cleanthebikedothedishescleantheroomsfoldtheclothestakeoutthetrashsweepthefloorcookthedinnerlikebeoutsidedon’tlikeboringA:IlikecleaningthebikebecauseIcanbeoutside.B:Idon’tlikedoingthedish4cMakealistofthingsyourgroupneedstodoforacampingtrip.Thendiscusswhowilldothemandcompletethechart.To-dolist

NamebringatentLiuChang4cMakealistofthingsyourg常见表示委婉请求做某事的句型及其答语：委婉请求：Couldyouplease+dosth.?Couldyou+dosth.?Wouldyouplease+dosth.?Wouldyou+dosth.?肯定回答：Sure./Ofcourse./Noproblem./I’dloveto.否定回答：Sorry./Sorry,Ican’t./I’dloveto,but…常见表示委婉请求做某事的句型及其答语：I’mwonderingifyoucould…

Couldyoupossibly…?Wouldyoubeableto…?

Wouldyoumind…?Doyouknowanyotherrequests?I’mwonderingifyoucould…

1.Iwaswonderingifyoucoulddosomethingforme...

不知你能否帮个忙...2.Wouldyoubeabletoprintoutafileforme?

不知你能不能帮我打印一份材料?3.CouldIhaveitwithintenminutesplease?

请在十分钟之内给我好吗?1.Iwaswonderingifyoucoul4.Couldyoupossiblyhelpmewiththeprinter?你能帮我查看一下这个打印机出了什

么问题吗?5.Wouldyoumindwritingyouremaillater?

你介意等一会儿再写你的电子邮

件吗?4.Couldyoupossiblyhelpme向别人提出请求或建议的常用句型有:Would(Do)youmind+v.-ing+...?做……你介意吗？2.Can/Could/May/I(you)...?我/你可以……吗？

3.Will/Would/Can/Couldyouplease...？请你……好吗？4.Wouldyoulike+todo+...?你愿意/想……吗?5.Let’s+动词原形...让我们……吧。Summary向别人提出请求或建议的常用句型有:SummaryCouldyoudomeafavor?表示请求获得帮助，意思和Can/Couldyouhelpme?一样。2.Wouldyoumind+v.-ing的否定形式是在mind后面加not，即Wouldyoumindnot...?结构。

Wouldyoumindnotstandinginfrontofme?

请你不要站在我的前面好吗？[注意]Couldyoudomeafavor?[注意]表达“不介意”：No,certainlynot.Ofcoursenot.Notatall.表达“介意”：Yes,you’dbetternot.Yes,pleasedon’t.I’msorry,butIdo.Sorry,but...表达“不介意”：3.对于请求或提建议的句型常用的应答语有:肯定回答:Sure./Certainly./Allright./Ofcourse,youcan./Yes,please./Noproblem./I’dbegladto./