现在完成时态
5页1、基本结构:主语 +have/has+过去分词(done)肯定句:主语+have/has+过去分词+其他否定句:主语+have/has+not+过去分词+其他一般疑问句:Have/Has+主语+过去分词+其他特殊疑问句:特殊疑问词+一般疑问句(have/has+主语+过去分词+其他)(1)现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和现在有联系也就是说,动作或状态发生在过去但它的影响现在还存在I have spent all of my money.(含义是:现在我没有钱花了 .)Jane has laid the table.( 含义是:现在桌子已经摆好了 .)Michael has been ill.( 含义是:现在仍然很虚弱)He has returned from abroad.( 含义是:现在已在此地)(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 .Mary has been ill for three days.I have
2、lived here since 1998.注(超重要):瞬间动词(buy,die,join,lose)不能直接与for since连用。要改变动词come-bego out-be outfinish-be overopen-be opendie-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 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.5、用 wear 代替 put onb)用“be形容词”代终止性动词1、be+ married 代 marry 2、be + i
3、ll 代 fall (get) ill3、be + dead 代 die 4、be + asleep 代 fall (get) asleep5、be + awake 代 wake/wake up 6 、be + gone 代 lose,die,sell,leave7、be + open 代 open 8、be closed 代 close/shut9、be+missing(gone,lost) 代 losec)用“be副词”代终止性动词1 beb on”代 start,begin2 beb up”代 get up3 beF back(to) 代 return to,come back to,go back to4 be here (there) 代 Come(arrive,reach,get) here 或 go (arrive,reach,get) there 等等d)用“be介词短语”代终止性动词1. “be in/at +L点”代替 go to /come to2. 用 be in the army 代替 join the army3. “ be in/at 明点”代替 move
4、 to常用瞬间动词变延续性动词表:1. have arrived at/in sw. got to/reached sw. come/gone/moved to sw.f have been in sw./at 相应的介词2. have come/gone back/returned f have been back3. have come/gone out f have been out4. have become f have been5. have closed / opened f have been close/open6. have got up f have been up;7. have died f have been dead;8. have left sw. f have been away from sw.9. have fallen asleep/got to sleepf have asleep ;10. have finished/ended/completed f have been ovq r11. havemarried f have been ma
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