现在完成时的练习

现在完成时用法现在完成时的构成：助动词have（has）+过去分词，1．表示过去发生或完成的某一动作对现在造成的影响或结果。现在完成时连用的副词有：already（”已经”用于肯定句助动词has之后）yet(“已经”用于疑问句的末尾处，“还”用于否定句的末尾处)never(“从不”用于助动词has之后)ever（”曾经”用于疑问句和肯定句助动词词has之后）just(“刚刚”助动词has之后)before‘以前”用于句尾。inthelast/past+过去时间。在过去的。。。用于句尾。2.过去发生的动作一直持续到现在。常与：“for,since”引导的时间状语连用练习：一．用never,ever,already,yet,for,since填空Ihave_______seenhimbefore,soIhavenoideaabouthim.Jackhas_________finishedhishomework________anhourago..“Haveyou________seenthefilm?”“No,Ihave________seenit.”“Hasthebusleft_______?”“Yes,ithas_________left.”二．用since和for填空1)______twoyears 2)_______twoyearsago 3)_______lastmonth 4)______1999 5)_______yesterday 6)_______4o’clock7)______4hours 8)_______anhourago 9)_______wewerechildren10)_____lunchtime 11)______shelefthere。’veknownhim__________wewerechildren...’sabouttenyears__________sheleftthecity.三．用过去时或现在完成时填空：1.“_________you__________(write)alettertoyourauntyet?”“Yes,(write)onelastweek.”2.“_________he___________(finish)hishomework?”----“Notyet.”3.“_________theyever__________(be)abroad?”----“Yes,justonce.”(finish)hiswork.(finish)hisworkjustnow.(learn)manyEnglishwords.(notread)theinterestingbooksyet.(go)tothesciencemuseum.(drink)coke?“____________you_____________(buy)adictionary?““Yes,I__________.”----“Where_________you_____________(buy)it?”“I___________(buy)itinabookstore.”“When___________you_____________(buy)it?”“Yesterday.”四.划线提问1)Ihavebeentherefortwodays._____________________________you____________________?Myfatherhaslivedheresince2000.____________________________yourfather___________________?Helefthereyesterday._______________he___________________?Theyboughtabooktwohoursago._____________________they__________abook?

3.现在完成时的几个特殊句型1.）have(has)beento表示“曾经去过某地”，现在已经不在那里了。have(has)beento后面可接次数，表示去过某地几次。例如： IhavebeentoBeijingthreetimes.我去过北京三次。2.）have(has)goneto意为“到某地去了”，表示到了某地或正在去某地的途中。总之，说话时该人不在现场，一般不用第一、第二人称代词作句子的主语。3.）have(has)beenin表示“在某地呆多长时间”，常与表示一段时间的状语连用，如：since,for,等。例如：Shanghai.布朗先生来上海已经有三天了。五．用have/hasbeento/in,havegoneto及go的各种形式填空。WhereisJack?He__________hiscountry.John_______Englandsincehecameback.TheSmiths______Beijingforyears._____youever____America?--Yes,I_____theremanytimes.I_____thisschoolsincethreeyearsago.III．句型转换：Hehasalreadygonehome. He___________________home____________.(否定句) ____________he__________home___________?(疑问句)Hehaslunchathome. He_______________________lunchathome