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present(now)futurepast现在完成时(presentperfecttense)domyhomeworkMother:John,cleanyourteethplease.John:Mum,Ihavealready(已经)cleanedthem.combyourhair------havecombeditwashyourhands-----havewashedthemstudyforEnglishtest-----havestudiedforittellmethetruth-----havetoldyoueverythingvisityourgrandpa-----havevisitedhimlistentotheEnglishtape-----havelistenedtoitMother:John,cleanyourteethplease.John:Mum,Ihavealreadycleanedthem.Father:Tellyoursistertobuysomemilk,John.John:Oh,shehasjust(刚刚)boughtsome.Father:Tellyoursistertobuysomemilk,John.John:Oh,shehasjustboughtsome.carrysomewaterfortheoldman----hascarriedsomeboilsomewater----hasboiledsomemakesomecoffee----hasmadesomecallMr.Smith----hascalledhimmendtheshirt----hasmendeditdryherhair----hasdriedhers现在完成时一.构成:have/has+done(过去分词)过去分词(pp)其变化方法和动词过去式基本相同。有部分不同，需要记好。HehaslivedinShenzhenfor4years.HashelivedinShenzhenfor4years?Yes,hehas./No,hehasn’t.二:用法:1)现在完成时表示过去发生的动作,并对现在有影响。Someonehasbrokenthewindow.(窗户现在是坏的)Ihavealreadylostthekey.(我现在没有钥匙)Ihaven’treadthatbookyet.(不了解书的内容)Ihavejustcleanedmyhands.(手是干净的)常与already(已经),yet(已经),just(刚刚),ever(曾经)等词连用.already:常用于肯定句中.yet:常用于否定句,疑问句尾.Translatethefollowingsentences.1.你已经找到你的书了吗?(find-found)2.他们在这个城市建了许多房子.(build-built)3.Judy还没到达.(arrive-arrived)4.你吃过早饭了吗?(have-had)5.她刚刚离开.(leave-left)Haveyoufoundyourbookyet?Theyhavebuiltmanybuildingsinthiscity.Judyhasn’tarrivedyet.Haveyouhadbreakfast?Shehasjustleft.A:Haveyousurfedtheinternet(上网)?B:Yes,Ihave./No,Ihaven’t.talkonthephoneforanhourplaysoccereat(eaten)FrenchFriessee(seen)atigerArnoldstartedtoplaytennisinJan.ArnoldhasplayedtennissinceJan.MaggiemovedtoHawaiiin1996.MaggiehaslivedinHawaiiforabout8years.现在完成时二:用法:2)现在完成时表示从过去一直持续到现在的动作或状态。ShehaslearnedEnglishfor5years.HehaslivedinBeijingsince(自从)hewasborn.Haveyoustayedheresince(自从)3o’clock?常与for,since引导的时间短语或从句连用.for+时间段since+时间点,since+句子Makesentencesabouttheinventions.InventionDatenewspaper1610cannedfood1823sewingmachine(缝纫机)1851airplane1903plastic(塑料)1907Peoplehavereadnewspapersince1610.Peoplehavereadnewspaperforabout400years.抄写动词以及过去式和过去分词。1.be--2.come—3.go--4.do—5.have--6.drink—7.give--8.eat–9.know--10.make—11.run--12.say—13.see--14.find—15.draw--16.get—17.hear--18.begin—19.buy--20.leave—was/were--beencame--comewent--gonedid--donehad-haddrank--drunkgave--givenate--eatenknew--knownmade--maderan--runsaid--saidsaw-seenfound--founddrew--drawngot--gotheard-heardbegan--begunbought--boughtleft--left现在完成时一.构成:have/has+done(过去分词)过去分词(pp)其变化方法和动词过去式基本相同。有部分不同，需要记好。二:用法:1)现在完成时表示过去发生的动作,并对现在有影响。Ihavejustcalledhim.2表示从过去已经开始，持续到现在的动作或状态。Hehasworkedinthisschoolsincehecamehere.常与already(已经),yet(已经),just(刚刚),ever(曾经)等词连用.常与for,since引导的时间短语或从句连用.Makesentencesabouttheinventions.InventionDatenewspaper1610cannedfood1823sewingmachine(缝纫机)1851airplane1903plastic(塑料)1907Peoplehavereadnewspapersince1610.Peoplehavereadnewspaperforabout400years.since:(自…以来)1)since+时间点Hehasstayedheresince5o’clock.2)since+时间段+agoHehasstayedheresince5hoursago.3)since+从句ShehastaughtEnglishsincehecamehere.•for:(长达）for+时间段Hehaskeptthebookfor2weeks.since,for的用法:Takenotes用for或since填空1.Mr.BrownhashadhisTV________15years.2.I’vetakendrivinglessons_________lastmonth.3.Mysisterhashadhercellphone________amonth.4.Myfriendshaven’tvisitedme___________mybirthday.5.Wehaven’tusedourcar________alongtime.6.Shehasn’thadagoodcupofcoffee_________years.7.Tomhaswornglasses_________hewas7yearsold.forsinceforsinceforforsinceHowlonghaveyoulearnedEnglish?hadyourwatch?studiedinourschool?hadyourcurrenthairstyle(发型)?knownyourbestfriend?wornyourglasses?抄写动词以及过去式和过去分词。1.be--2.come—3.go--4.do—5.have--6.drink—7.give--8.eat–9.know--10.make—11.run--12.say—13.see--14.find—15.draw--16.get—17.hear--18.begin—19.buy--20.leave—was/were--beencame--comewent--gonedid--donehad-haddrank--drunkgave--givenate--eatenknew--knownmade--maderan--runsaid--saidsaw-seenfound--founddrew--drawngot--gotheard-heardbegan--begunbought--boughtleft--left写出下列动词的过去式及过去分词1become_______-________2break_______-_________3bring_______-________4build_______-_________5bite_______-_________6catch_______-_________7choose________-_______8cut________-__________9fall_______-__________10fly_______-__________11forget_______-_______12grow________-_______13hit______-______14hurt_____-______15keep_____-______16lend______-_____17lose______-______18meet_____-______19put______-______20read______-_____21ring______-______becamebecomebrokebrokenbroughtbroughtbuiltbuiltbitbitcaughtcaughtchosechosencutcutfellfallenflewflownforgotforgottengrewgrownhithithurthurtkeptkeptlentlentlostlostmetmetputputreadreadrangrung按要求改变句子。1.Shehasdoneherhomework.(改否定句)2.Shehasalreadytoldusthenews.(改否定句)3.Therainhasalreadystopped.(改一般疑问句)4.Ihavewaitedherefortwohours.(划线提问)5.HehaslivedinShangHaisinceheleftBeijing.(划线提问)6.Theyhaveboughtanewcar,________________?(反义疑问句)7.ShehaslearnedFrenchsince2002.(同意句)ShehaslearnedFrench______2years.ShehaslearnedFrench_______2years__________.Shehasn’tdoneherhomework.Shehasn’ttoldusthenewsyet.Hastherainstoppedyet?Howlonghaveyouwaitedhere?haven’ttheyforsinceagoWhereh