Unit4第3课时SectionA（GrammarFocus4c）（课时课件）八年级英语下册

SectionAGF-3c人教新目标版八年级(下)Unit4Whydon’tyoutalktoyourparents？能熟练使用询问困难和表达建议的句型。语言能力理性面对和解决生活中的冲突和矛盾。文化意识沟通的重要性。遇到问题要主动地去和家人，朋友，同学交流。思维品质掌握although,until,sothat引导状语从句的用法。学习能力LearningAimsLeadinWhatshouldhedo?Wehavemanyproblems.Freetalk:Yourownproblemsarguewithfriends×leavebooks/homeworkathome.copymyhomeworkWhatproblemscanwemeetinourlife?lookthroughmyschoolbagA:Mybestfriendismorepopularthanme.Iwanttobelikehim.WhatshouldIdo?B:Youcould….C:Youshould….D:Whydon’tyou…?E:Whynot…?You

look

tired.What’sthematter?WhatshouldIdo?Whatshouldhedo?Maybeyoucouldgotohishouse.Ididmyhomeworkuntilreallylatelastnight,soIdidn’tgetenoughsleep.Whydon’tyouforgetaboutit?Althoughshe’swrong,it’snotbigdeal.Heshouldtalktohisfriendsothathecansayhe’ssorry.IguessIcould,butIdon’twanttosurprisehim.尽管她错了，但也没什么大不了的。以便他可以说抱歉。但我不想让他感到惊讶。所以没有充足的睡眠。GrammarFocus根据课本内容，完成下列句子。1.你看上去很疲劳，怎么了？

You____tired.What’s__________?2.昨晚，我一直学习到午夜，因此我没睡足觉。

Istudied______________lastnightsoIdidn’t_________sleep.3.我应该做什么？____________Ido?4.你为什么不忘掉此事呢？尽管她错了，但那不是一件大事。

_________youforgetaboutit?_________she’swrong,it’snot_________.

untilmidnight

lookthemattergetenoughWhatshouldWhydon’tAlthoughabigdeal5.他应当如何做？

____________hedo?6.他应当和他的朋友谈一下，以便他能向他道谦。

He______________hisfriend________hecansayhe’ssorry.

7.或许你应当去他家。

_______you______gotohishouse.8.我猜我可以，但是我不想让他吃惊。

IguessI_______,butIdon’twantto______________.Whatshould

shouldtalktosothatMaybecouldcouldsurprise

himMoresentencestructuresaboutgivingadvice:为什么不做...?做...怎么样？你应该/可以...让我们...我们...怎么样？你最好...2.What/Howabout＋_________?1.Whydon’tyou+___…?=Whynot＋___？3.Youshould/could+______?4.Let's____sth.5.Shallwe______sth.?6.You'dbetter_____sth.你最好不要...7.You'dbetter________sth.dododoingdodododonotdo你介意(某人)…吗？8.Wouldyoumind(sb.)_______?doing1.表示“建议”的多种句型这个句子还可以写成Whynotdo…?如:Whynotgetheracamera?为什么不给她买个相机呢？这个句型还有发出礼貌地邀请的用法。Whydon’tyouhaveadrinkoftea?=Whynothaveadrinkoftea?请喝茶。GrammarFocus1◆Youshould/coulddo…意为“你应该（可以）做……”◆Let’sdo…意为“让我们做……吧!”◆You’dbetter(not)do…意为“你最好（不）做……”◆It’sbesttodo...意为“做……再好不过了。”◆Shallwedo…?意为“我们做……好吗？”mustn’t禁止，不允许，语气比较强烈

Youmustn'tplayfootballontheroad.你禁止在马路上踢足球。can’t不能，不会

Theboyissotiredthathecan'topenhiseyes.这个男孩如此地累以至于他不能睁开他的眼睛。2.情态动词否定形式的基本用法GrammarFocus3

couldn'tcan't的过去式，意为“不能，不会”Hecouldn'tplaythepianowhenhewasfive.他五岁时不会弹钢琴。

needn't不需要

Weneedn'thurry,forthere'splentyoftime.我们不必着急，因为时间很充裕。won't不会Don'tworry.Iwon'tbreakit.别担心，我不会打碎它。

shouldn’t不应该Weshouldn'twastewater.我们不应该浪费水。hadbetternot最好不要

Youhadbetternotsmoke.It'sbadforyourhealth.你最好不要吸烟。它对你的健康有害。注意

1.由must引导的一般疑问句,肯定回答用must或haveto,否定回答用needn't或don'thaveto.如：—MustIgowiththem？我必须跟他们走吗？—Yes,youmust/haveto./No,youneedn't/don'thaveto.是的，你必须。/不,你不必。

2.由may引出的一般疑问句，肯定回答用may；否定回答用can't/mustn't。3.由Couldyou/Iplease…？引出的一般疑问句，肯定回答用can；否定回答用can't.情态动词的基本用法

1.—Mustwefinishtheworktoday?—______.Wehavesomethingelsetodotomorrow.A.Yes,wecanB.No,wecan'tC.Yes,wemustD.No,weneedn'tC2.He________speakEnglish

verywellalthoughhehasstudieditforonlyoneyear.A.mustn'tB.can'tC.mustD.can3.It'ssurprisingthatMr.Ma'slittledaughter________speakEnglishsowell.A.mustB.canC.mustn'tD.can'tDBGrammarFocus4.Children________sitinthefrontseatofacar.It'stoodangerous.A.needB.needn'tC.mustD.mustn't5.Themanisfeelingmuchbetternow,soyou________calladoctor.A.needn'tB.can'tC.mustn'tD.shouldn'tDAGrammarFocusYouwillgetgoodgradesifyoustudyreallyhard.Ididn'tgetthebusbecauseIgotuplate.JohnswimsmuchfasterthanJim(does).Shewassoweakthatshecouldn'twalkon.Youshouldopenthewindowsothatwecanbreathefreshair.Heisquitestrong,althoughheisveryold.Istayedthereuntilhecameback.引导词从句主句复合句用作状语的从句，叫做状语从句，根据它表达的意思可分为时间、原因、条件、比较、结果、目的和让步等类型。条件状语从句原因状语从句比较状语从句结果状语从句目的状语从句让步状语从句时间状语从句GrammarFocus31.sothat引导的状语从句

Shewassoweakthatshecouldn'twalkon.HerunssofastthatIcan‘tcatchhim。Pleaseopenthewindowsothatwecanbreathefreshair.1)

so…that,“如此、以至于”,引导的结果状语从向,陈述的是客观事实。

句型:…so+adj/adv.+that…2)

sothat,“为了、以便”,引导的目的状语从句，表示动机(即一种可能

性)，而非事实。因此,从句中常带有ca,will.could,would,should等

情态动词。=inorderthat…GrammarFocus2.

until引导的时间状语从句

IstayedthereuntilhecamebackIdidn'tleaveuntilhecameback.Iwon’tplaybasketballuntilIfinishmyhomework.注意:until引导的从句,用于肯定句中,意为“直到……为止”,主句谓语动词须用延续性动词；用于否定句中,意为“直到……才”,主句谓语动词通常用非延续性动词,也可用是延续性动词。主句用一般现在时，从句要用一般现在时表示将来。GrammarFocus3.

although引导的让步状语从句

althoughAlthoughshe‘swrong，it'snotabigdeal.Weenjoyedourholiday,althoughitrainedalot.Thoughheisveryold,heisquitestrong.注意:although引导的从句,意为“虽然、尽管、即使”,可以与though互换。although可以放在句首,也可以放在居中,但是不能与but连用。GrammarFocusalthough,sothat及until引导的状语从句比较意思引导状语从句的类型althoughsothatuntil虽然；尽管让步状语从句以便以至于；结果结果状语从句直到……为止；到……时时间状语从句让步状语从句句中位置althoughsothatuntil可以放在主句前面，也可以放在主句后面一般放在主句后，且不用逗号隔开。常放在主句之后，也可以放在主句之前sothat引导的目的状语从句表示动机（即一种可能性），而非事实。因此，从句中常带有can,will,could,would,should等情态动词。注意：sothat引导的结果状语从句，陈述的是客观事实，常常不带情态动词。until引导的从句，主句为一般将来时，从句要用一般现在时表示将来。用于肯定句中，意为“直到……为止”，主句谓语动词须用延续性动词；用于否定句中，意为“直到……才”，主句谓语动词通常用非延续性动词，也可用延续性动词。Fillintheblankswith

although,

sothat

oruntil.4aPresentation2.A:Idon’thaveanyfriendsatmynewschool.WhatshouldIdo?B:_________youdon’thaveanynow,youwillsoonmakesome.1.A:What’swrong?B:Mysisterborrowsmyclotheswithoutasking.WhatshouldIdo?

A:Well,youcouldtellherthatthismakesyouangry_______she’llaskyounexttime.sothatAlthoughFillintheblankswith

although,

sothat

oruntil.4aPresentation3.A:I’mworriedaboutmyschoolgrades.What’syouradvice?B:Youshouldn’twait______thelastminutetostudyforatest.until4.A:Mikeismybestfriend,buthealwayscopiesmyhomework.WhatshouldIdo?B:________he’syourbestfriend,youshouldstilltellhimthatcopyingothers’homeworkiswrong.Although1.尽管她不对，但这也不是什么大不了的事。

Althoughshe’swrong,it’snotabigdeal.2.你必须现在就去，以便不会迟到。

Youmustgonowsothatyouwon’tbelate.3.他起得早，因此赶上了早班车。Hegotupearlysothathecaughttheearlybus.Practice1.I’mveryshy.Advice:2.MysisterandIfightallthetime.Advice:3.Mysisterspendsalleveningonthephone.Advice:4.Mycousinborrowsmythingswithout

returningthem.Advice:5.Myparentswon’tletmehaveapet.Advice:Youshouldtalkwithothersmore.Youcouldtalktoheraboutit.Youcouldremind(提醒)himofit.Youcouldhaveatalkwiththem.Youcouldexplaintothemhowmuchyoulovethepets.4breturnv.返回；归还1.A:What’swrong?B:Mysisterborrowsmyclotheswithoutasking.WhatshouldIdo?A:Well,youcouldtellherthatthismakesyouangry________she’ll

askyounexttime.2.A:Idon’thaveanyfriendsatmynewschool.WhatshouldIdo?B:__________youdon’t

have

anynow,youwill

soon

make

some.

3.A:I’mworriedaboutmyschoolgrades.What’syouradvice?B:Youshouldn’twait_______thelastminutetostudyforatest.4.A:Mikeismybestfriend,buthealwayscopiesmyhomework.WhatshouldIdo?B:____________he’syourbestfriend,youshouldstilltellhimthat

copyingothers’homeworkiswrong.sothatAlthoughFillintheblankswithalthough,sothatoruntil.untilAlthough4cPresentationChooseoneoftheproblemsandaskyourclassmatesforadvice.Decidewhichclassmatehasthebestadvice.4c

Problems

a.Youleftyourhomeworkathome.b.Yourbestfriendismorepopularthanyou.c.Youareafraidofspeakinginfrontofpeople.d.Yourbestfrienddoesnottrustyouanymore.e.Yourparentsalwaysargue.not...anymore不再……4cChooseoneoftheproblemsandaskyourclassmatesforadvice.Decidewhichclassmatehasthebestadvice.Youleftyourhomeworkathome.Yourbestfriendismorepopularthanyou.

Youareafraidofspeakinginfrontofpeople.

Yourbestfrienddoesnottrustyouanymore.

Yourparentsalwaysargue.Problemsleave:离开、遗忘、落下(过去式:left)leave+地点离开某地leavefor+地点动身去某地leavesth+地点遗忘/落下某物在某地leavesbbyoneself把某人单独留下beafraidofsth/doingsth害怕…/做…=beafraidtodosthnot…anymore:不在。anymore常放于句尾。trustsb=believeinsb相信某人4cA:Mybestfriendismorepopularthanme.Iwanttobelikehim.WhatshouldIdo?B:Youcouldtrytobefriendlier.C:Youshouldjustbeyourself.A:I’mafraidofspeakinginfrontofpeople.WhatshouldIdo?B:Youshouldtakeiteasy.Justbeconfidentinpublic.PracticeMybestfriendismorepopularthanme.Iwanttobelikehim.WhatshouldIdo?Youcouldtrytobefriendlier.Youshouldjustbeyourself.PracticeExercises一、选择填空。Couldyougiveme___adviceonhowtoprepareforexams?A.anB.theC.some2.___sheisyoung,sheisabletolookafterherselfwell.A.BecauseB.AlthoughC.If3.Theseriousillnessmadetheman___hopeforthefuture.A.loseB.toloseC.losingCBA4.Howabout__________calendar?A.buy B.tobuy C.buying5.IbelievethatsingingEnglishsongshelpme________myEnglish.A.improveB.improvedC.improving6.Theboxis______heavy___Ican’tcarryit.A.too,toB.so,thatC.enough,toCABExercises1.Howabout______(go)shoppingwithmethisafternoon.2.Whynot_______(踢)footballwithme3.You’dbetter_____(stay)inbeduntiltomorrow.二、根据所给提示完成句子。goingplaystayExercises4.WhatshouldI______(买)formysister?5.Mydeskmateborrowedmypenwithout________(return)ittomenextday.6._______(copy)other’sanswersinatestiswrong.buyreturningCopyingExercises1.Whydon’tyougetyourbrotheranicepencilcase?Why________yourbrotheranicepencilbox?(同义句)2.HowaboutreadinganEnglishstory?(同义句转换)_________readinganEnglishstory?3.Shallwegoskating?(同义句)Let’s____________.notgetWhataboutgoskating三、句型转换。

1.昨晚，我真的写作业到很晚，因此我没有睡足觉。

Ididmyhomework____

_________lastni