人教版英語七年級下冊Unit12Whatdidyoudolastweekend單元重點詳解及練習一.單元重難點梳理：1.英語中表示發(fā)生在過去的動作，要用一般過去時，句中常含表示過去的時間。一般過去時的結(jié)構(gòu)：主語+V.過去式。(實義動詞不管人稱和單復數(shù)，動詞都用過去式；Be動詞則依據(jù)人稱和單復數(shù)選用was或were。)

練一練：(1)He_________(go)toschoolonfootyesterday.

(2)–WhatdidJimdo?--He_________(go)tothemovies.

(3)We___________(notgo)tothecinemalastSunday.

2.---你上個周末做了什么？---Whatdidyoudolastweekend?(did助動詞→動詞還原)---在星期天上午，我打了網(wǎng)球。---IplayedtennisonSundaymorning.在上午/下午/晚上：inthemorning/afternoon/evening；在星期天上午/下午/晚上：onSundaymorning/afternoon/evening；在上個星期天上午：/onlastSundaymorning；在上學的白天/晚上：onschooldays/nights

3.---Tina的周末怎么樣？---HowwasTina’sweekend?---它很棒：Itwasgreat./---它還不錯：Itwasnotbad./---它很糟糕：Itwasterrible.

4.該是回家的時候了：It’stimetogohome.句型：該是做某事的時候了：It’stimetodosth

5.Hespenthalfanhour_________(play)computergameslastnight.句型：花費時間在某事上：人+spend+時間+onsth句型：花費時間做某事：人+spend+時間+doingsth

6.句型：做某事怎么樣？What/Howaboutdoingsth?某人/某東西怎么樣？Whataboutsb/sth?如：你怎么樣？Whataboutyou?

7.常用do,does,did,don’t,doesn’t,didn’t代替前文提到的動詞。如：Yes,Idid.

8.去爬山：gotothemountains爬山：climbthemountains去購物：goshopping去看電影：gotothemovies看電影：seeamovie=watchamovie去散步：goforawalk散步：takeawalk去圖書館：gotothelibrary9.待在家里：stayathome

10.為考試而學習：studyforthetest=studyforexams

11.舉行派對：haveaparty舉行晚會：haveaneveningparty

12.去海灘：gotothebeach(beach變復數(shù)+es)

13.練習英語：practiceEnglish句型：練習做某事：practicedoingsth

14.過了一個繁忙的某末：haveabusyweekend(此處的have翻譯為―度過)

15.一本關(guān)于歷史的書：abookabouthistory(此處的about翻譯為―關(guān)于，=on)

16.帶某人去某地：takesbtosp

17.乘車去某地：gotospbycar(car前無其他單詞，―乘‖用by)=gotospintheircar(car前有其他單詞，―乘‖用in)

18.(1)last最后的；在最后一張照片里：inthelastphoto(2)last上一個；上個星期：lastweek上個月：lastmonth去年：lastyear(3)last做動詞意為：“持續(xù)”；如：Themeetinglastedfortwohours.會議持續(xù)了兩個小時。

19.(1)spend度過；如：Howdoyouspendyoursummerholidays?(2)spend花費；如：Hespenttwohourscleaninghisroom.

20.(1)for對…來說；如：對女孩來說，漂亮是依據(jù)重要的事情：Forgirls,beingbeautifulisanimportantthing.

(2)for為了，給；如：我媽媽為我燒晚飯：Mymumcooksdinnerforme.

二.一般過去時態(tài)精講：1.用法:①過去某個時間發(fā)生的動作例：Hismothermadesomedumplingsyesterday.

②過去某個時間存在的狀態(tài)例：Jimwas12yearsold.

③過去經(jīng)?；蚍磸桶l(fā)生的動作例：Heoftenwenttoswimwhenhewasachild.2.與一般過去時連用的時間狀語常見的有：Yesterday,lastnight,in1990,once,twodaysago,thedaybeforeyesterday,theotherday3.一般過去時的四個基本句型謂語動詞是be:肯定句Hewasintheroomyesterday./否定句Hewasnotintheroomyesterday./一般疑問句Washeintheroomyesterday?/特殊疑問句Wherewasheyesterday?謂語動詞是do:肯定句TheywatchedTVyesterday./否定句Theydidn’twatchTVyesterday./一般疑問句DidtheywatchTVyesterday?Yes,hewas.No,hewasn’t.Yes,theydid.No,theydidn’t./特殊疑問句Whatdidtheydoyesterday?

4.動詞的過去式和過去分詞的規(guī)則變化

①一般在動詞詞尾加ed例:want→wanted

②以e結(jié)尾的動詞，只加d例:live→lived

③以輔音字母加y結(jié)尾的動詞，改y為i，再加ed例:study→studied

④以重讀閉音節(jié)結(jié)尾，末尾只有一個輔音字母，雙寫這一輔音字母，再加ed例:stop→stopped5．常用不規(guī)則動詞過去式：am,is--was,are--were,do--did,see--saw,say-said,give-gave,get-got,go-went,come-came,have-had,eat-ate,take-took,run-ran,sing-sang,put-put,fly-flew,make-made,read-read,write-wrote,draw-drew,drink-drank,ride-rode,speak-spoke,sweep-swept,swim-swam,sit-sat等。

三.課堂練習：

一）、單項選擇。()1.---Whocleanedtheroom?---Mike________.

A.wasB.doesC.isD.did

()2.PetervisitedhisEnglishteacherthismorning,butTony_______.

A.isn’tB.wasn’tC.doesn’tD.didn’t

()3---_____youbusylastweekend?---Yes,Ihelpedmymothercleanthehouseandthegarden.AWereBWasCDidDAre

()4---Whatdidtheydolastweekend?---They_______inthepark.

AwentaboatBwenttoaboatCwentboatingDtookboating

()5Howmany____didyouseeonthefarm?

AsheepsBsheepCcowDchicken

()6---Didyouhaveagoodweekend?---Yes,itwasgood.ButIwaskindof______.

AinterestedBhappyCtiredDexcited()7Mary_____verylatelastnight.

AstayedupBsatdownCwokeupDputdown()8Mike_____intheswimmingpoolyesterday.

AswimedBswimmedCswamDswims

()9Thereisn’t________intherestaurant.

AsomethingdeliciousBanythingdelicious

CeverythingexpensiveDnothingexpensive

()10Themoviewas______but______.

Ainterested;scaredBinterested;scary

Cinteresting;scaredDinteresting;scary()11Didyouseetheboy_____soccerontheplaygroundjustnow?

AplayedBplaysCplayingDtoplay

()12MyunclewenttoNanjing____.

AaweekbeforeBaweekagoCbeforeaweekDagoaweek

()13They_____atentandmadeafiretokeepthemwarm.

AputupBputonCputdownDputoff

()14_______thesecondnight,itrainedhard.

AInBAtCForDOn

()15Don’t______.Heistootired.

AwakehimupBwakeherupCwakeuphimDwakeupher

()16LastweekendIdidn’t______myaunt.

AvisitedBsawCvisitDlook

()17Jennyoften____toschoolearly,butthismorningshe______toschoollate.

Ago;wentBwent;goesCgoes;wentDgoes;goes

()18Myfather_____toAmericalastweek.

AflewBflyedCfliedDflies

()19Doyouhave______tosay?

AsomethingimportantBimportantsomething

CimportantanythingDanythingimportant()20---____________?---Sheplayedthepiano.

AWhatdoesBettydoBWhatdidBettydo

CWhatisBettydoingDWherewasBetty

二）、改寫句子。

1、Lucydidherhomeworkathome.（改否定句）

Lucy_______________herhomeworkathome.

2、Hefoundsomemeatinthefridge（冰箱）.（變一般疑問句)

___________he_____________________meatinthefridge?

3、Therewassomeorangeinthecup.（變一般疑問句)

_______there_______orangeinthecup?

4.Frankreadaninterestingbookabouthistorylastweek.（變一般疑問句）

_______Frank_______aninterestingbookabouthistory?

5.Tomdidn’tgooutforawalkwithhisparentslastnight,beacausehehadtodohomework.（對劃線部分提問）_______________Tom________outforawalkwithhisparentslastnight?三）、閱讀理解。Hundredsofyearsago,lifewasmuchharderthanitistoday.Peopledidn’thavemodernmachines.Therewasnomodernmedicine,either.

Lifetodayhasbroughtnewproblems.Oneofthebiggestispollution.Waterpollutionhasmadeourriversandlakesdirty.Itkillsourfishandpollutedourdrinkingwater.Noisepollutionmakesustalklouderandbecomeangrymoreeasily.Airpollutionisthemostseriouskindofpollution.It’sbadforallthelivingthingsintheworld.

Cars,planesandfactoriesallpollutedairsothickthatitislikeaquilt(被子)overacity.Thiskindofquiltiscalledsmog(煙霧).

Manycountriesaremakingrulestofightpollution.Factoriesmustnowcleantheirwaterbeforeitisthrownaway,theymustn’tblowdirtysmokeintotheair.

Weneedtodomanyotherthings.Wecanputwastethingsinthedustbinandnotthrowitontheground.Wecangotoworkbybusorwithourfriendsinthesamecar.Iftherearefewerpeopledriving,therewillbelesspollution.

Rulesarenotenough.Everypersonmusthelptofightpollution.

()1.Hundredsofyearsago,lifewasmuchharderthanitistodaybecause______.

A.thereweren’tmanym