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【解析】【分析】句意:我問(wèn)你媽媽她是否買(mǎi)了那件裙子。故選D【點(diǎn)評(píng)】考查過(guò)去完成時(shí)。leftB.C.has left【答案】 C 【解析】【分析】by the time的從句用過(guò)去時(shí),主句用過(guò)去完成時(shí),表示主句的動(dòng)作先發(fā)生,故選C?!军c(diǎn)評(píng)】本題考查過(guò)去完成時(shí)的用法。arrived。B. had begunC. had been onD. had been on【答案】 C 【解析】【分析】句意:當(dāng)他到達(dá)電影院時(shí),電影已經(jīng)開(kāi)演五分鐘了。【點(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài)。19.By the time we got there, the film ________ already. A.has begunC.had begun【答案】 D 【解析】【分析】 句意:我們到那兒時(shí),電影已經(jīng)開(kāi)始了。故選D。20.—Did you see Tom at the party? —No, he _________ by the time I got there.A.B.C.D.got,一般過(guò)去時(shí),離開(kāi)在到達(dá)之前已經(jīng)發(fā)生了,因此使用過(guò)去完成時(shí),故答案是C。21.Mr. Smith ________ in a car factory for ten years before he came to China. had workedB.is workingD.根據(jù) before he came to China , 可知他來(lái)汽車廠發(fā)生在來(lái)中國(guó)前,所以句子時(shí)態(tài)是過(guò)去完成時(shí),had worked,故選A。根據(jù)時(shí)間狀語(yǔ)確定句子時(shí)態(tài)。ishas beenwashad been【答案】 D 【解析】【分析】句意:到昨天,飛機(jī)已經(jīng)失去聯(lián)系了一個(gè)多月。【點(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài)。had, goneB.has, goneD.選A。24.Nick stayed up really late last night. So this morning he A.had showm up C.fall asleep入睡,睡覺(jué)?!军c(diǎn)評(píng)】考查過(guò)去完成時(shí)的用法。had collectedB.have collectedD.比伯的所有CD都收集到了。根據(jù)By the end of last month可知時(shí)態(tài)是過(guò)去完成時(shí),結(jié)構(gòu)是had+動(dòng)詞過(guò)去分詞,collect的過(guò)去分詞是collected,故選A。26.– What were you doing when I called you last night?– I ______ my homework and was going to bed.A.B.was doing【答案】 B 【解析】【分析】 had+動(dòng)詞過(guò)去分詞構(gòu)成過(guò)去完成時(shí),表示的是過(guò)去的過(guò)去,答語(yǔ)中g(shù)o to bed是過(guò)去將來(lái)時(shí),do my homework發(fā)生在go to bed之前,即過(guò)去的過(guò)去,要用過(guò)去完成時(shí)had done my :昨天我給你打電話的時(shí)候,你正在做什么?我完成作業(yè)正要去睡覺(jué)?!军c(diǎn)評(píng)】考查過(guò)去完成時(shí)的用法。 have thoughtB.thinksD.動(dòng)詞think用過(guò)去完成時(shí)來(lái)表示過(guò)去未曾實(shí)現(xiàn)的想法,希望,打算或意圖等?!军c(diǎn)評(píng)】考查過(guò)去完成時(shí)。has already leftB.C.結(jié)合語(yǔ)境可知下文描述的是過(guò)去某時(shí)前已經(jīng)完成的動(dòng)作,故用過(guò)去完成時(shí)態(tài)?!军c(diǎn)評(píng)】英語(yǔ)中的時(shí)態(tài)主要是借助于時(shí)間狀語(yǔ)與上下文語(yǔ)境來(lái)進(jìn)行判斷。英語(yǔ)疑問(wèn)句中一般具有時(shí)態(tài)上的對(duì)應(yīng)關(guān)系,注意結(jié)合這一特點(diǎn)進(jìn)行區(qū)分。your father Was; reading; he wasB.Was; reading; he wasn39。D.t【答案】C 【解析】【分析】句意:—當(dāng)你到家的時(shí)候,你爸爸正在讀報(bào)紙嗎?—不,沒(méi)有。根據(jù)句意,故選C。30.By the time I got back to school, the bell______.ranghas rungC.By the time…,在……時(shí)間前,經(jīng)常用于過(guò)去完成時(shí)態(tài)。鈴響發(fā)生在過(guò)去的動(dòng)作回到學(xué)校之前,所以用過(guò)去完成時(shí)態(tài)。故