新概念青少版2A-27课+一般过去时

Unit14

Chocolateheaven!

巧克力是一个外来词，是chocolate的译音，曾被翻译没“朱古力”。主要原料是可可豆（像椰子般的果实，在树干上会开花结果）。德芙=DOVED=DOO=YOUV=LOVEE=ME连起来是Doyouloveme？ListeningandUnderstanding听力理解Listentotherecording,andthenanswerthesequestions:HowmuchcocoadosMarconi’schocolatecontain?

听录音，然后回答问题：马可尼牌巧克力含有多少可可粉？GuidedconversationA)Example:Lucy’sgoingout,isn’tshe?Yes,sheis.1Shewantstogetsomechocolate,doesn’tshe?

Yes,shedoes.2Theyhadsomesweetslastweekend,didn’the?

Yes,theydid.3Theydidn’thaveanychocolatelastweekend,didthey?No,theydidn’t.4Theydidn’thaveanychocolatetheweekendbeforelast,didthey?No,theydidn’t.5Theydidn’thaveanyniceboxesatthesupermarket,didthey?No,theydidn’t.6Thechocolatesarespecial,aren’tthey?Yes,theyare.7Marconi’schocolatecontainsfiftypercentcocoa,doesn’tit?Yes,itdoes.8Marconi’schocolatecontainsusesonlypurecocoabutter,doesn’tit?.Yes,itdoes.b)Example:

DoesLucywanttogetsomefruit?

No,shedoesn’t.Shewantstogetsomechocolate.1Didtheyhaveanychocolatelastweekend?No,theydidn’t.Theyhadsomesweetslastweekend.2Didtheyhavealotofchocolatetheweekendbeforelast?No,theydidn’t.3Arethechocolatesquiteordinary?No,theyaren’t.Theyarespecial.4DoesMarconi’schocolatecontainninetypercentcocoa?No,itdoesn’t.Itcontainsfiftypercentcocoa.5Arethereanynon-cocoavegetablefatsinMarconi’schocolate?No,therearen’t.Therearenonon-cocoavegetablefatsinMarconi’schocolate.6Ischocolateheavencheap?No,itisn’t.Itisexpensive.c)Example:

WhatdoesLucywanttogetfromtheshops?

(shewantstoget)somechocolate.1Whydoesshewanttogetsomechocolate?Shewantstoeat.2WhomustLucysharethechocolatewith?Karen.3Wherearethechocolatesfrom?TheyarefromMarconi’s.4Whatkindofaboxaretheyin?Theyareinafancybox.5HowmuchcocoadoesMarconi’schocolatecontain？Itcontainsfiftypercentcocoa.6Whatkindofbutterdoestheirchocolateuse?Theirchocolateusepurecocoabutter.7WhatdoesMarconi’schocolatenotcontain?Itdoesn’tcontainnon-cocoavegetablefats.2AskquestionsaboutthetextExample:they/have/sweets/lastweekend?(when…)A:Didtheyhaveanysweetslastweekend?B:Yes,theydid.A:Whendidtheyhavesomesweets?B:Lastweekend.1they/have/niceboxes/Marconi’s?（Where…?)TheyhaveanyniceboxesinMarconi’s.A:DotheyhaveanyniceboxesinMarconi’s?B:Yes,theydo’.A:Wheredotheyhaveanyniceboxes?B:Marconi’s.2Marconi’schocolates/reallyspecial?(What…like…?)Marconi’schocolatesarereallyspecialA.AreMarconi’schocolatereallyspecial?B:Yes,theyare.A:WhatareMarconi’schocolateslike?B:Theyarereallyspecial.3Marconi’schocolate/contain/fiftypercentcocoa?(Howmuch…?)Marconi’schocolatecontainsfiftypercentcocoa.A:DoesMarconi’schocolatecontain

fiftypercentcocoa?B:Itdoes.A:HowmuchcocoadoesMarconi’schocolatecontain?B:Fiftypercent.4Marconi’schocolate/use/purecocoabutter?(Whatkindof…?)Marconi’schocolateusespurecocoabutter.A:

DoesMarconi’schocolateusepure

cocoabutter?B:Yes,itdoes.A:WhatkindofMarconi’schocolate??B:Itusespurecocoabutter.3Askeachotherthesequestions1Doyoulikechocolate?Why?Whynot?2Doyoulikehotchocolatedrinks?Why?whynot?3Wherecanyoubuychocolate?Isitcheaporexpensive?4Dosomepeoplegivefancyboxesofchocolatesaspresents?Doyou?Some和any既可修饰可数名词又可修饰不可数名次，some常用在肯定句中，any用在否定句和疑问句中。因此，some和any的用法主要考虑用在肯定句、疑问句还是否定句中，与名词的可数与否无关。Ihavesometea.Ican’tseeanytea.Doyouhaveanyfriendsatschool?一般过去时所有时态都是通过动词变化来表现的什么是一般过去时？动词的一般过去时态表示过去发生的动作、情况或存在的状态。构成形式：1.句中含有Be动词时

主语+was/were+表语2.行为动词(即实义动词)的过去式没有人称和数的变化。

主语+动词过去分词+宾语lastnightweekmonthMondayyesterdaymorningafternooneveningthedaybeforeyesterday用于一般过去时的时间状语1.与last

连用2.与yesterday

连用：be的过去式：am---wasis-----wasare----were一般过去时规则动词的构成形式1.规则动词，在原形后加edwork------workedask----asked2.规则动词以不发音的e结尾的，只加dlike------likedlove------loved3.以辅音字母加y结尾的,变y为i,再加edstudy---studiedcarry-----carried4.以元音字母加y结尾的，直接加edenjoy----enjoyedplay-----played不规则变化没有规律可循，需特殊记忆do—didhave---hadgo----wentsee---sawcome---cameget---gotread---readgive---gaveeat---atemake---madefind---foundlost----lost行为动词的一般过去式陈述句：主语+动词过去式+其他

I

wenttothemovie.否定句：主语+助动词didn’t+动词原形+其他

Ididn’t

go

tothemovie.疑问句：助动词did+主语+动词原形+其他

Didyou

gotothemovie?They____inChinatoday.他们今天在中国。They____inJapanyesterday.他们昨天在日本。areweream/iswasarewere行为动词一般过去时的否定式一般过去时的否定式是在动词原形前加助动词didnot(didn’t).主语+didn’t+动词原形I

_________

themthenews.I____(tell)themthenewsyesterday.didn’t

telltold行为动词一般过去时的疑问式一般过去时的一般疑问式在句首加助动词didDid+主语+动词原形……？They______(finish)theirworkatfour.一般疑问句:____they_____theirworkatfour?Yes,they_____.No,they_____.finishedDidfinishdiddidn’t行为动词一般过去时的疑问式一般过去时的特殊疑问式疑问词+did+主语+动词原形……？Theyfinishedtheirwork

atfour.AB对划线部分提问A:B:What

did

they

doatfour?When

did

they

finishtheirwork?T注意1.外加助动词did后,动词须返回原形。Didhewenttoschoolyesterday?Didhegotoschoolyesterday?F2.简略回答用助动词did/didn’t代替行为动词。Didhefindtheboyyesterday?－Yes,hedid.－No,hedidnot(didn’t).陈述句（statements)主语动词宾语（量词+单/复/不可数名词）地点/时间状语WeHadSome/alotofsweetslastweekend.Theydidn’thaveany/manyboxesofchocolatesany/muchchocolateatthesupermarket助动词的过去时主语动词宾语方式/地点/时间状语回答DidtheyhaveAny/manysweetsLastweekend?Yes,theydid/No,theydidn’tDidLucybuyAny/muchchocolateWithherpocketmoney?Yes,shedid/No,shedidn’tbutany/muchDidThesupermarkethaveAny/manyboxesofchocolateNo,theydidn’thaveany/many一般疑问句（SimpleQuestions)How+量词+复数或不可数名词构成的特殊疑问句问句回答HowmuchchocolatedidLucybuy?Shebought(quite)alot./notverymuch./shedidn’tbuymuch./Notmuch.Howmanyniceboxesdidtheyhave?Theyhadsome.Notverymany