最新沪教版英语七下unit3知识点

1、精品文档一重点单词1since/for的用法since+时间点for+一段时间hehasbeenheresincemonday.heleftschoolin1983,ihaventseenhimsincethen.hehasworkedforuseversinceheleftschool.ithasbeentwoyearssinceilastsawtom.(=ilastsawtomtwoyearsago.)(=ihaventseentomfortwoyears.)2quite/rather/pretty/very“相当”thisoneisrathertoolarge.itsquite/rath

2、eragoodidea.=itsaquite/rathergoodidea.itwasquite/ratherasuccess.3quiteafew=manyquitealittle=much4waiterwaitressactoractressbridegroom-brideheadmaster-headmistress5inchargeof负责，掌管aheadmasterisinchargeofaschool.iaminchargeofmysister.takechargeof“负责，照管”hetookchargeofthefarmafterhisfathersdeath.6key的用法：

3、关键的thekeysentence答案doyouknowthekeytotheproblem?7haveagoodtime=enjoyoneself8akeyringisusedforholdingthekeys.hold的用法：容纳theroomcanhold100people.举行（会议，音乐会等）theyheldmanyget-togetherswiththeforeignfriends.握，抓住sheisholdingupanumbrella.二grammar1.反意疑问句规则：前肯后否，前否后肯youcantdoit,canyou?hehasdinnerathomeeveryday,

4、doesnthe?陈述句部分有little,few,never,hardly,seldom,问句用肯定句式shenevertellsalie,doesshe?陈述句中含有un-,im-,in-,dis-,问句仍用否定yourfatherisunhappy,isnthe?陈述句为iam.时，问句用arentiiamaveryhonestman,arenti？反意疑问句的回答：-cathyisreadinganenglishmagazinenow,isntshe?no,sheisnt.heworksinabookshop.精品文档精品文档heisntateacher,ishe?no,heisnt.

5、heworksinabookshop.2被动语态weuseawatchfortellingthetime.awatchisusedfortellingthetime.3.现在完成时非延续性动词(或称作终止性动词)不能用“现在完成时+表示一段时间的状语”的句型中。这类动词有：come,go,start,leave,die,buy,finish,join,borrow,stop等。但它们能够用表示持续状态的相应的延续性动词替换句中的终止性动词。arrive,comebehere；bein；buyhavebegin,startbeon；diebedead；getupbeupleave,movebea

6、way；gooutbeoutborrowkeep；finish/endbeover；openbeopenclosebeclosedjoinbeamemberof现在完成时练习：一、选择填空1.katesneverseenchinesefilms，_?a.hasntsheb.hasshec.isntshed.isshe2.-mum,mayigooutandplaybasketball?-_you_yourhomeworkyet?a.do；finishb.are；finishingc.did；finishd.have；finished3.hisbrotherhasbeentostoneforest

7、twice_hecametoyunnan.a.afterb.beforec.sinced.for4.tom_thecdplayerfortwoweeks.a.haslentb.hasborrowedc.hasboughtd.hashad5.i_aletterfromhimsinceheleft.精品文档精品文档a.didntreceiveb.haventgotc.didnthaved.haventheard6.-haveyouever_beijing?-yes,ihave.a.wenttob.gonetoc.beenind.beento7.myparents_shandongfortenyea

8、rs.a.havebeeninb.havebeentoc.havegonetod.havebeen8.iwontgototheconcertbecausei_myticket.a.lostb.dontlosec.havelostd.iscoming9.whereismrliu?-he_thelibrary.a.hasbeentob.hasgonetoc.hasbeenind.haswent10.wecametoshanghaithreeyearsago,sowe_herefortwoyears.a.havebeentob.havebeeninc.havebeend.havegone11.-ho

9、wlong_you_yourexampaper?-aboutthreemonths.a.did；buyb.have；getc.have；hadd.have；bought12.hetellsmehe_chinaforovereightyears.a.hasbeenb.hasbeeninc.hasbeentod.hasgoneto13.hisparents_formorethan3years.a.havecomehereb.havestartedtoworkc.havelivedthered.havelefttheuniversity14i_aletterfromhimsinceheleftadi

10、dntreceivebhaventgotcdidnthavedhaventheard精品文档精品文档15wherehaveyou_thesedays？ihave_todalianwithmyfriendsabeen；gonebbeen；beencgone；beendgone；gone16howlonghaveyou_thisbook？aboughtbborrowedchaddlent17wherespeter？he_tonanjingaisgoingbhasbeenchasgonedwent18wehavelivedhere_fiveyearsagoawhenbsincecbeforedaft

11、er19ihavewatchedthegamewhen_you_it？ahave；watchedbdo；watchcdid；watchdwill；watch20.missbrown_tothegreatwalltwiceahavebeenbhasbeenchavegonedhasgone二用动词的适当形式填空1.i_already_(see)thefilm.i_(see)itlastweek.2._he_(finish)hisworkyet?notyet.精品文档精品文档3._you_(be)tohongkong?yes,i_(be)theretwice.4._youever_(eat)cho

12、colate?no,never.5.myfather_just_(come)backfromwork.heistirednow.6.wheresliming?he_(go)totheteachersoffice.7.i_(work)heresincei_(move)herein1999.8.howlong_thewangs_(stay)here?fortwoweeks.三.句型转换(每空一词)1.ihavebeentomacaubefore.(改为否定句)i_beentomacaubefore.2.hehasntcometoschoolbecausehesill.(就划线部分提问)_hecom

13、etoschool?3.hehaslearnedenglishfor5years.(就划线部分提问)_learnedenglish?4.iboughtanewbikejustnow.(用just改写)i_just_anewbike.精品文档精品文档5.webegantolearnenglishthreeyearsago.(改为同义句)we_english_threeyears.四填入has/havebeen或has/havegone.1.harry：isawyouinannabelsrestaurantlastnight.diana：no,itwasntme.i_never_there.2.s

14、am：sallyandtimareonholiday,arentthey?where_they_?sue：toflorida,again.sam：howmanytimes_they_there?sue：thisistheirthirdvisit.3.steve：canispeaktojill,please?lynn：shesout,imafraid.she_tothecinemathisevening.steve：again?she_already_tothecinemathreetimesthisweek.五、用for或since填空。1.jillhasbeeninireland_monday.2.jillhasbeeninireland_threedays.3.myaunthaslivedinaus