现在完成时-现在完成进行时12.28.pdf
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1、Date 12. 28现在完成时现在完成时一、 基本结构:助动词 have/has+过去分词(done)二、 句型:否认句:主语+have/has+not+过去分词+其他.一般疑问句:Have/Has+主语+过去分词+其他.简略答语: Yes, 主语 + have/has.(肯定)No, 主语 + havent/hasnt.(否认)三用法1现在完成时表示过去发生或已经完成的动作对现在造成的影响或结果对现在造成的影响或结果I have spent all of my money (so far).(含义是:现在我没有钱花了.)He has (just/already) come. (含义:他现在
2、在这儿)My father has gone to work. (含义可能是:我爸爸现在不在这儿)2 现在完成时可以用来表示发生在过去某一时刻的,持续到现在的动作 用行为动词表示或状态be 动词表示常与 for+时间段, since+时间点或过去时的句子连用.for+时段since+过去一个时间点译为:自从以来since+时段+agosince+从句过去时It is+时段+since+从句过去时Mary has been ill for three days.I have lived here since 1998.四has gone (to),has been (to), has been
3、(in) 的区别Have/Has gone(to) :去了(现在不在说话现场)Where is your father?He has gone to Shanghai.Have/Has been (to) :去过已不在去过的地方My father has been to Shanghai.Have/has been in:呆了多久还在所呆的地方My father has been in Shanghai for two months. /since two months ago.五现在完成时的标志1.现在完成时的含义之一是过去完成的动作对现在仍有影响,用以下四大标志词可以表达这种含义:以 al
4、ready, just 和 yet 为标志He has already got her help.他已得到她的帮助。He has just seen the film.他刚刚看过这场电影。He hasnt come back yet.他还没有回来。以 ever 和 never 为标志This is the best film I have ever seen.这是我曾经看过的最好的一部电影。He has never been to Beijing.他从没有到过北京。以动作发生的次数为标志He says he has been to the USA three times. 他说他已经去过美国三
5、次了。以 so far到目前为止为标志He has got to Beijing so far.到目前为止他已到了北京。She has passed the exam so far.到目前为止她已经通过了考试。2.过去已经开始的动作一直延续到现在, 甚至有可能继续延续下去, 我们可以从动作 “延续”的特性和“时间”点段的区分入手。for+时段since+过去一个时间点过去 从句为标志注意:注意:1)现在完成时不能单独与过去的时间状语连用, 如 yesterday, last week, three yearsago 等; 2)不能与 when 连用 3瞬间动词buy, die, join, c
6、ome, go ,leave, join 不能直接与 for / since 连用。要改为其他动词表达相同的意义:系动词的作用buy-haveborrow -keepcome/arrive/reach/get to-be ingo out-be outleave -be awaybegin-be onfinish-be overopen-be openclose -be closeddie-be dead1.have 代替 buyMy brother has had(不能用 has bought) this bike for almost four years.2、用 keep 或 have
7、代替 borrowI have kept(不能用 have borrowed) the book for quite a few days.3、用 be 替代 becomeHow long has your sister been a teacher?4、用 have a cold 代替 catch a coldTom has had a cold since the day before yesterday.用“用“bebe形容词”代终止性动词形容词”代终止性动词瞬间动词瞬间动词1、bemarried 代 marry2、beill 代 fall (get) ill3、bedead 代 die
8、4、beasleep 代 fall (get) asleep5、beawake 代 wake/wake up6、begone 代 lose,die,sell,leave7、beopen 代 open8、be closed 代 close/shut9、bemissing(gone, lost)代 lose用“用“bebe副词”代终止性动词副词”代终止性动词1“beon”代 start,begin2“beup”代 get up3“beback(to)”代 return to,come back to,go back to4“be here (there)”代 come(arrive,reach,g
9、et) here或 go (arrive,reach,get) there等等用“用“bebe介词短语”代终止性动词介词短语”代终止性动词1.“be in/at +地点”代替 go to /come to2. 用 be in the army 代替 join the army3.“be in/at +地点”代替 move toExercises 1:1、Both his parents look sad . Maybe they _whats happened to him . knew . have known. have known . must know .will know2、He h
10、as _ been to Shanghai ,has he ? 反义疑问句. already .never.never .ever . still3、Have you met Mr Li _?. just . ago .before.before . a moment ago4、The famous writer _ one new book in the past two years . is writing .was writing .wrote .has written.has written5、Our country _ a lot so far .Yes . I hope it wi
11、ll be even _ . has changed ; well . changed ; good. has changed ; better. has changed ; better . changed ; better6、Zhao Lan _already _in this school for two years . was ; studying . will ; study. has ; studied. has ; studied . are ; studying7、We _ Xiao Li since she was a little girl . know . had kno
12、wn . have known. have known . knew8、Harry Potter is a very nice film .I_ it twice . will see . have seen. have seen9、These farmers have been to the United States .Really ? When _ there ?. will they go. did they go. did they go. do they go. have they gone10、_ you _ your homework yet ?Yes . I _ it a m
13、oment ago . Did ; do ; finished. Have ; done ; finished. Have ; done ; finished. Have ; done ; have finished. will ; do ; finish11、 His father _ the Party since 1978 . joined . has joined . was in . has been in. has been in12、Do you know him well ?Sure .We _ friends since ten years ago . were . have
14、 been. have been . have become . have made13、How long have you _ here ?About two months . been. been . gone . come . arrived14、Hurry up ! The play _ for ten minutes . has begun. had begun. has been on. has been on. began15、 It _ ten years since he left the army . is. is . has . will . was16、 Miss Gr
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