【正文】 (錯(cuò))Tom has written a letter to his parents last night.(對)Tom wrote a letter to his parents last night.。)② He has been in the League for three years.(在團(tuán)內(nèi)的狀態(tài)可延續(xù))He has been a League member for three years.(是團(tuán)員的狀態(tài)可持續(xù))He joined the League three years ago.(三年前入團(tuán)，joined為短暫行為。eg.① I saw this film yesterday.（強(qiáng)調(diào)看的動(dòng)作發(fā)生過了。，動(dòng)詞一般是延續(xù)性的，如 live, teach, learn, work, study, know等?，F(xiàn)在完成時(shí)的時(shí)間狀語：for, since, so far, ever, never, just, yet,till/ until, up to now, in past/last years, always等不確定的時(shí)間狀語。），而現(xiàn)在完成時(shí)通常與模糊的時(shí)間狀語連用，或無時(shí)間狀語。（意即我現(xiàn)在飽了，不要再吃了?，F(xiàn)在門是關(guān)著還是開著，沒有說明。（錯(cuò)）Tom has written a letter to his parents last night.（對）Tom wrote a letter to his parents last 、練習(xí)題 already或 yet1)Have they taken down the old pictures ___yet___? No, not ___haven’)Most of us have finished our positions _____阿拉ready___3)He said he hadn’t visited the exhibition since或 for1)We have learned five lessons __scince____ the beginning of this )Mrs Liao has been in hospital ___scince___last )I have stayed at my aunt’s _____two gone或 have been1)Where are the boy students ? They _____ to the school )Is your father in ? No, he ____ to ever ______ there before ? Yes, he ___ there several times3)He asked me if I_____ to Hangzhou told him that I wanted to go there for a visit as I ____ never ____ to that city ____me a new coat _______ it fits me made…h(huán)ave …h(huán)ave made……tried“He ____to draw horses already”.“When ______ he ?” “ Last year “…… learned… learned…did _____up into the , he ____ high up there! got… climbed… ……is you _____ the text yet ? Yes, we ____ it two hours …copy……copied……copied… …copy…h(huán)ad5.“Why ______ she _______ angry ?” “Because he _____ at her just now.”…get……got…shouted…get…h(huán)as …got…h(huán)as shouted __________ the film before ? Where _____ you ____ it ? …seen…did… …see…did…watch…seen…h(huán)ave… …see…h(huán)ave…seen ____ me waiting for two ____ for you since … kept……h(huán)ave waited kept…h(huán)ave waited ______ John _______ ? To the _________ there for an …been…h(huán)as gone …gone…h(huán)as …go……be…went the baby still _____ ? No, it _______ …cried…h(huán)as …crying… …cry……crying…h(huán)as stopped _______ the ________ here for quite many …h(huán)ave ……h(huán)ave …live you ever _____ America ? Yes, I …gone …gone …been …been in brother ____college for over three gone been been been at ________ the Army by the end of ______ in the army since … joined…h(huán)as joined… joined …h(huán)as been the time I _____ back they ____ up ten …h(huán)ave …h(huán)ad …h(huán)ave e…sent ____ over five lessons by seven o’ he ____ a ……h(huán)ad gone… gone…h(huán)ad taken ____ out by that time that he ____ a spy for a long found…h(huán)ad found……h(huán)ad …was the news ____ him, he ____ to know about …h(huán)as …h(huán)ad … reached…got _____ him a second letter before I ____ from ……h(huán)ad written… written…h(huán)ear ____ that the soldiers _____ …h(huán)ad …h(huán)as ……h(huán)ad stopped ____ in a good harvest because we ____ enough ’t get…h(huán)ad …h(huán)ad got…h(huán)ad …h(huán)adn’t had _______ for five hours when they ______ in New … flown…h(huán)ad arrived…h(huán)ad flown…arrived ____ that it _____ for two days by that …h(huán)as …h(huán)ad …h(huán)ad …rained _____ there since the year before, so he _____ worked… worked…h(huán)ad known……h(huán)ad known _____ angry because he ____ for a long got…h(huán)ad … got……h(huán)ad waited have seen the film “Titanic” __________ you __________ it？The day before ； ； ； ； seen Black __________ in China since five years going to ____________ trees last far we __________ over 3，000 trees ； ； have planted； planted； have planted 練習(xí)答案：)already, yet2)already3)yet)since2)since3)since)have been2)has gone, Has, been, has been3)have been, have been第五篇：現(xiàn)在完成時(shí)和一般過去時(shí)的區(qū)別現(xiàn)在完成時(shí)和一般過去時(shí)的區(qū)別, 但現(xiàn)在完成時(shí)強(qiáng)調(diào)這一動(dòng)作與現(xiàn)在的關(guān)系, 如對現(xiàn)在產(chǎn)生的結(jié)果、影響等，而一般過去時(shí)則表示動(dòng)作發(fā)生在過去，一般不表示和現(xiàn)在的關(guān)系。)I have finished my homework somebody go and get ?