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brother last night.(last night 為具體的過(guò)去時(shí)間狀語(yǔ),所以用一般過(guò)去時(shí)態(tài))I’ve learned English for three years .(for three years為時(shí)間狀語(yǔ),是個(gè)時(shí)間段,時(shí)間跨度大,不具體)學(xué)以致用1.——When _____ you _____ to learn to skate?Five years ago.A. do。 如:He joined the League three years ago .(join是短暫動(dòng)詞)He has been in the League for three years.(be in表狀態(tài),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)可延續(xù))4)一般過(guò)去時(shí)態(tài)常與具體的時(shí)間狀語(yǔ)連用,而現(xiàn)在完成時(shí)態(tài)通常與模糊的時(shí)間狀語(yǔ)連用,或無(wú)時(shí)間狀語(yǔ)。如:Ann visited her uncle last weekend.(visit這個(gè)動(dòng)作在過(guò)去已經(jīng)停止) They have lived here since 1983.(live here 這個(gè)動(dòng)作從1983年開(kāi)始,一直延續(xù)到現(xiàn)在)3)一般過(guò)去時(shí)態(tài)常用非延續(xù)性動(dòng)詞,如borrow, buy, e, go, leave, start, die, finish, bee等。一般過(guò)去時(shí)態(tài)和現(xiàn)在完成時(shí)態(tài)的區(qū)別練習(xí)題1)一般過(guò)去時(shí)態(tài)表示過(guò)去某時(shí)發(fā)生的動(dòng)作或單純敘述過(guò)去的事情,強(qiáng)調(diào)動(dòng)作;現(xiàn)在完成時(shí)態(tài)中動(dòng)作為過(guò)去發(fā)生的,強(qiáng)調(diào)過(guò)去的事情對(duì)現(xiàn)在的影響,強(qiáng)調(diào)的是影響。 如:I saw this film yesterday. (強(qiáng)調(diào)看的動(dòng)作發(fā)生過(guò)了)I have already seen this film.(強(qiáng)調(diào)對(duì)現(xiàn)在的影響,電影的內(nèi)容已經(jīng)知了) I haven’t finished my work yet. (強(qiáng)調(diào)對(duì)現(xiàn)在的影響,還有工作要做,不能去玩) When did you finish your homework? (詢(xún)問(wèn)過(guò)去的動(dòng)作所發(fā)生的時(shí)間,與現(xiàn)在無(wú)關(guān))2)一般過(guò)去時(shí)態(tài)表示動(dòng)作在過(guò)去已經(jīng)停止;現(xiàn)在完成時(shí)態(tài)表示過(guò)去開(kāi)始的動(dòng)作一直延續(xù)到現(xiàn)在?,F(xiàn)在完成時(shí)態(tài)可表示持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài),與時(shí)間段連用時(shí)動(dòng)詞一般是延續(xù)性的,如keep, have, live, teach, learn, work, study, know, be等。一般過(guò)去時(shí)態(tài)的時(shí)間狀語(yǔ):yesterday, last night/week/month/year…,…ago, in1980, just now等,皆為具體的時(shí)間狀語(yǔ).現(xiàn)在完成時(shí)態(tài)的時(shí)間狀語(yǔ):for+時(shí)間段, since+過(guò)去的時(shí)間點(diǎn)/一般過(guò)去時(shí)態(tài)的句子, so far, , up to now, in the past ....years, 等,皆為不確定的時(shí)間狀語(yǔ)。 start B. will。 詳細(xì)講解及其練習(xí)一、現(xiàn)在完成時(shí)由“have/has+過(guò)去分詞”構(gòu)成,主要有兩個(gè)含義: ?、俦硎具^(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響和結(jié)果,常用的時(shí)間狀語(yǔ)有many times,just,yet,e