【正文】 【詳解】試題分析：句意：水變得又臟又黑，已經(jīng)不能繼續(xù)安全飲用了?？键c(diǎn)：考查動(dòng)詞的時(shí)態(tài)。will be fixed.【答案】B【解析】試題分析：句意：－你知道我們什么時(shí)候出發(fā)嗎？－我不確定。m not sure. I will tell you about it when the time________.A．leave。47．— What were you doing when we were playing basketball yesterday afternoon?— I ______ the classroom.A．was cleaning B．have cleanedC．will clean D．clean【答案】A【解析】試題分析：句意：昨天下午當(dāng)我們正在打籃球時(shí)，你正在做什么？結(jié)合語(yǔ)境可知下文描述的是過(guò)去某時(shí)正在進(jìn)行的動(dòng)作，故用過(guò)去進(jìn)行時(shí)態(tài)。根據(jù)上文“Where39。 so Lucy hasC．has gone to。根據(jù)You look ，因此在沙發(fā)上睡覺(jué)這個(gè)是近段時(shí)間一直在做，故用現(xiàn)在進(jìn)行時(shí)，故選B。s the matter?一I on a sofa because my grandparents have been here to spend the weekend. I can39。would let是過(guò)去將來(lái)時(shí)；lets一般現(xiàn)在時(shí)；will let一般將來(lái)時(shí)；let讓，動(dòng)詞原形。這類(lèi)動(dòng)詞有：go, e, arrive, leave, begin, start, join, marry, buy, die 等。根據(jù)how soon will you get back from abroad?可知此處是一般將來(lái)時(shí)，表示將要用多長(zhǎng)時(shí)間，故用in ten months，故選D。42．—Laura, how soon will you get back from abroad?—Hmm, ________. See you then.A．ten days ago B．twice a month C．for an hour D．in ten months【答案】D【解析】句意：——Laura，你將多久從國(guó)外回來(lái)？——嗯，十個(gè)月后。41．Andy, with his parents, _____ to Hong Kong, and they will stay there for a week.A．have gone B．has been C．have been D．has gone【答案】D【解析】【詳解】句意：安迪和他的父母去了香港，他們將在那里呆上一個(gè)星期。本題需要斷句正確，we were used to作句子主語(yǔ)的定語(yǔ)，句子缺少謂語(yǔ)動(dòng)詞，根據(jù)時(shí)間狀語(yǔ)since 1992，可知句子的謂語(yǔ)用現(xiàn)在完成時(shí)態(tài)，主語(yǔ)是the life 用第三人稱has changed,故選D。has been to 曾經(jīng)去過(guò)某地，現(xiàn)在已經(jīng)回來(lái)了；has gone to 38．—Where is Mrs. Wu? —She _______ the countryside to be a volunteer teacher. She will stay there for a year.A．has been to B．came to C．has gone to D．has e to【答案】A【解析】【詳解】句意：——吳太太在哪里？——她到農(nóng)村去當(dāng)一名志愿者教師。37．－Have you washed the clothes? －Not yet. But I _________ them in half an hour.A．washed B．have washed C．will wash D．wash【答案】C【解析】句意：——你洗衣服了嗎？——還沒(méi)有。在過(guò)去的某一時(shí)刻發(fā)生的動(dòng)作用過(guò)去進(jìn)行時(shí)態(tài)來(lái)表達(dá)，故答案為C。另外there be 與have不能同時(shí)出現(xiàn)在句子中。他不能去超市，是因?yàn)樗€沒(méi)有完成作業(yè)，因此后句用現(xiàn)在完成時(shí)態(tài)的否定形式。 didn’t finish D．not。33．—Why _______ let Tom go to the supermarket with us?—Sorry, he ________ his homework yet.A．you don’t。32．The train in an hour. I must go to the train station right now.A．left B．leaveC．will leave D．has left【答案】C【解析】【詳解】句意：火車(chē)一小時(shí)后出發(fā)。我在洗車(chē)。根據(jù)停留stay發(fā)生在想知道wanted之前，可知用過(guò)去完成時(shí)had+過(guò)去分詞，表示過(guò)去的過(guò)去已經(jīng)發(fā)生的事。30．He wanted to know how longD.B.解答此類(lèi)題型，首先要注意句子中的時(shí)間狀語(yǔ)，如果沒(méi)有則要通過(guò)分析上下文，結(jié)合語(yǔ)境來(lái)判斷句子的時(shí)態(tài)。had already left【答案】 C 【解析】【分析】句意：昨天上午你上班遲到了嗎？——是的，等我到達(dá)公交車(chē)站的時(shí)候，早班車(chē)已經(jīng)開(kāi)走了。.A.28．– Were you late for work yesterday morning?– Yes. By the time I got to the bus stop, the early bus are hope【答案】A 【解析】【分析】句意：我們本來(lái)希望能來(lái)看看你。C.27．We by +過(guò)去時(shí)間狀語(yǔ)和過(guò)去完成時(shí)連用，可知句子時(shí)態(tài)要用過(guò)去完成時(shí)，begin為瞬間動(dòng)詞，不能與一段時(shí)間連用。26．The movement of boycotting（聯(lián)合抵制） the South Korean goods in whole China _______ for a few months by the time Lotte Group（樂(lè)天集團(tuán)）agreed to provide land for USA. A.人還沒(méi)回，現(xiàn)在完成時(shí)； been in去了某地，人還在那里，現(xiàn)在完成時(shí)；，人還沒(méi)回，過(guò)去完成時(shí)；，人還在那里，過(guò)去完成時(shí)。解答此類(lèi)題型，首先要注意句子中的時(shí)間狀語(yǔ)，如果沒(méi)有則要通過(guò)分析上下文，結(jié)合語(yǔ)境來(lái)判斷句子的時(shí)態(tài)。結(jié)合語(yǔ)境可知上文描述的是剛才發(fā)生的動(dòng)作，故用一般過(guò)去時(shí)態(tài)。won39。didn39。B.24．Pardon? I _____ quite catch you.I said I ______ the song before.A.【點(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。D.C.B.23．By the first day of August, 2007, the PLA ________ for eighty years.A.一般過(guò)去時(shí)；，一般現(xiàn)在時(shí)；，現(xiàn)在完成時(shí)；，過(guò)去完成時(shí)。D.t meetdidn39。過(guò)去完成時(shí)；，一般過(guò)去時(shí)；，現(xiàn)在完成時(shí)；，一般現(xiàn)在時(shí)。collected21．By the end of last month, I ______________ all the C