现在完成时及现在完成进行时讲解及练习_免费下载

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1、现归纳总结一下由非延续性动词到延续性动词的转换如： fallasleep(ill)→beasleep(ill)          gettoknow→know begin,(start)→beon                    open→beopen buy→have                            getup→beup die→bedead                            goout→beout come→bein                            close→be

2、closed arrive→behere                        join→bein,bea+名词 finish(end)→beover                    leave,move→beaway, borrow→keep                        gotoschool→beastudent catch(acold)→have(acold)                begintostudy→study comeback→beback                    put

3、on→wear或beon 练习一.用since和for填空1.______twoyears2.____twoyearsago3.___lastmonth4.______19995._______yesterday6._______4o’clock74hours8._____anhourago9.___wewerechildren10._____lunchtime11.____shelefthere512.HehaslivedinNanjing___theyearbeforelast.13.I’veknownhim______wewerec

4、hildren.14.OurteacherhasstudiedJapanese______threeyears.15.Shehasbeenawayfromthecity______abouttenyears.16.It’sabouttenyears__________sheleftthecity.二.单项选择。1、Bothhisparentslooksad.Maybethey______what'shappenedtohim.A.knewB.haveknownC.mustknowD.willknow2、Hehas_______beento

5、Shanghai,hashe?A.alreadyB.neverC.everD.still3、HaveyoumetMrLi______？A.justB.agoC.beforeD.amomentago54、Thefamouswriter_____onenewbookinthepasttwoyear.A.iswritingB.waswritingC.wroteD.haswritten5、—Ourcountry______alotsofar.—Yes.Ihopeitwillbeeven______.A.haschanged;wellB.chang

6、ed;goodC.haschanged;betterD.changed;better6、ZhaoLan______already______inthisschoolfortwoyears.A.was;studyingB.will;studyC.has;studiedD.are;studying7、We______XiaoLisinceshewasalittlegirl.A.knowB.hadknownC.haveknownD.knew8、HarryPotterisaverynicefilm.I______ittwice.A.willsee

7、B.haveseenC.sawD.see9、—ThesefarmershavebeentotheUnitedStates.—Really?When_____there?A.willtheygoB.didtheygoC.dotheygoD.havetheygone10、—______you___yourhomeworkyet?—Yes.I_____itamomentago.A.Did;do;finishedB.Have;done;finishedC.Have;done;havefinishedD.will;do;finish11、Hisfa

8、ther______thePartysince1978.A.joinedB.hasjoinedC.wasinD.hasbeenin12、—Doyouknowhimwell?—Sure.We__