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1、姓名______________现在完成时构成：have（助动词）+done，助动词have第三人称单数用has，其余用have.用法：现在完成时通常表示在说话之前已经完成的动作或存在的状态。强调该动作或状态对现在造成的结果或影响。I.与完成时连用的副词有：already已经(肯定句)havealreadydoneyet已经(疑问句末)havedone…yet?还(否定句末)haven’tdone…yetnever从不haveneverdonesince(“自从”“since+时间点/过去式的句子，用于句末。
2、)ever曾经haveeverdonejust刚刚已经havejustdonefor(“多久”“for+时间段”用于句末)Use“never,ever,already,just,yet,for,since”tofillintheblanks.1.Ihave_______seenhimbefore,soIhavenoideaabouthim.2.Jackhas_________finishedhishomework.3.Mr.Wanghastaughtinthisschool________tenyears.4
3、.“Haveyou________seenthefilm?”“No,Ihave________seenit.”5.“Hasthebusleft_______?”“Yes,ithas_________left.”★注意：since和for的区别Exercise:用since和for填空1.______twoyears2.____twoyearsago3.___lastmonth4.______1995._______yesterday6._______4o’clock7._______4hours8._____
4、anhourago9_____lunchtime10____shelefthere1.JimhasbeeninIreland______Monday.2.JillhasbeeninIreland______threedays.3.HisaunthaslivedinAustralia______15days.4.Maryisinheroffice.Shehasbeenthere______7o'clock.5.Indiahasbeenanindependentcountry______1974.6.Thebus
5、islate.They'vebeenwaiting______20minutes.7.Nobodylivesinthosehouses.Theyhavebeenempty______manyyears.8.Mikehasbeenill______alongtime.Hehasbeeninhospital______October.9.HehaslivedinNanjing___lastyear..10.I’veknownhim______wewerechildren.12.Ourteacherhasstudi
6、edJapanese______threeyears.13.Shehasbeenawayfromthecity______abouttenyears.14.It’sabouttenyears__________sheleftthecity.II.短暂意义的动词如arrive,leave,borrow,buy,begin,start,die等，在完成时当中不能和for+时间段连用，因为它们表示的动作不可能持续。因此，不能说：Hehascomeherefor2weeks.×Theoldmanhasdiedfor4
7、months.×Theyhaveborroweditfor15days.×以上三句话可以改为：Hehasbeenherefor2weeks.Theoldmanhas__________for4months.Theyhave_____itfor15days.III.have(has)been、have(has)goneandhavebeenin+地点三者的区别havebeento（曾到过某地）havegoneto(已经去某地)havebeenin+地点(已经在某地呆了多久了）用have/hasbeento/in
8、,havegoneto及go的各种形式填空。1.WhereisJack?He__________hiscountry.2.David________theparkjustnow.43.John_______Englandsincehecameback.4.Howlong_____they_____thisvillage?5.TheSmiths______Beijingforyears.6._____
