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上萬的人等著看明星們到達(dá)儀式現(xiàn)場。A. wait一般現(xiàn)在時(shí)態(tài),表示經(jīng)常性,習(xí)慣性的動(dòng)作,B. were waiting 過去進(jìn)行時(shí)態(tài),表示過去正在進(jìn)行的動(dòng)作,C: have waited 現(xiàn)在完成時(shí)態(tài),表示已經(jīng)發(fā)生或完成的動(dòng)作。本句表示昨天晚上一直在發(fā)生的動(dòng)作,用過去進(jìn)行時(shí)態(tài),故選B。20.——Did you see a girl in yellow pass by ten minutes ago? ——No, sir. I _____ a novel. A.read B.am readingC.would readD.was reading【答案】D 【解析】【分析】句意:一十分鐘前你看到了一個(gè)穿黃衣服的女孩經(jīng)過嗎?一沒有,先生。我在看小說。十分鐘前我正在看小說,表示過去某時(shí)刻正在進(jìn)行或發(fā)生的動(dòng)作,用過去進(jìn)行時(shí)態(tài),故選D。21.Sherlock Holmes asked the suspect what he ___ when the murder took place.A.was doingB.has doneC.is doing D.would do【答案】 A 【解析】【分析】句意:Sherlock Holmes嫌疑人當(dāng)謀殺案發(fā)生時(shí)他在做什么。,過去某個(gè)時(shí)間正在發(fā)生的事情。,過去發(fā)生的動(dòng)作對現(xiàn)在造成影響和結(jié)果。,此時(shí)此刻正在發(fā)生的動(dòng)作。,過去將來時(shí)。根據(jù)句意可知,這里表示謀殺案發(fā)生時(shí),嫌疑人正在做什么,應(yīng)該用過去進(jìn)行時(shí),故選A。22.—Why didn39。t you answer my call? —I _______the Internet in the puter room.A.was searchingB.has searchedC.searchedD.am searching【答案】A 【解析】【分析】句意:——你為什么不接我的電話?——我正在微機(jī)室上網(wǎng)。根據(jù)句意可知指的是打電話那時(shí),所以用進(jìn)行時(shí),didn39。t表明與過去有關(guān),所以用過去進(jìn)行時(shí),故選A。【點(diǎn)評】考查過去進(jìn)行時(shí),注意平時(shí)識記,理解句意。23.He _______ puter games when his parents left home. So he didn39。t know where they were.A.is playingB.playsC.playedD.was playing【答案】 D 【解析】【分析】句意:他的父母離開家時(shí)他在玩電腦游戲。所以他不知道他們在哪里。根據(jù)語境可知該用過去進(jìn)行時(shí),所以選D。24.— Didn39。t you notice Ted pass by?— No, I _______ the chalk off the blackboard.A.was cleaningB.cleanedC.am cleaningD.clean【答案】 A 【解析】【分析】句意:—難道你沒有注意到Ted經(jīng)過嗎?—不,我正在擦黑板上的粉筆。根據(jù)語境可知用過去進(jìn)行時(shí),其結(jié)構(gòu)是was/were doing 。根據(jù)題意,故選A。25.Kevin _______ a math problem with his classmates when the math teacher knocked at the classroom Door. A.has discussedB.was discussedC.was discussingD.discusses【答案】 C 【解析】【分析】句意:當(dāng)老師敲教室門時(shí),Kevin正和他的同學(xué)討論一個(gè)數(shù)學(xué)問題。這是一個(gè)由when引導(dǎo)的時(shí)間狀語從句,從句用了一般過去時(shí),主句要用過去進(jìn)行時(shí),表示“(這時(shí))突然”之意;過去進(jìn)行時(shí)的結(jié)構(gòu)為:be(was/were)+動(dòng)詞現(xiàn)在分詞,故選C。 【點(diǎn)評】考查過去進(jìn)行時(shí),注意when引導(dǎo)時(shí)間狀語從句中時(shí)態(tài)的用法。26.Yesterday, I the subway home when I suddenly found I was on the wrong line. A.tookB.was takingC.had taken【答案】 B 【解析】【分析】句意:昨天,我在乘地鐵回家的時(shí)候,突然發(fā)現(xiàn)我上錯(cuò)了車。這里是when引導(dǎo)的時(shí)間狀語從句,當(dāng)某個(gè)動(dòng)詞發(fā)生的時(shí)候,另一個(gè)動(dòng)作正在進(jìn)行,take the subway是延續(xù)性動(dòng)詞,因此用過去進(jìn)行時(shí),結(jié)構(gòu)為was/were+動(dòng)詞的ing形式,故答案為B。 【點(diǎn)評】考查過去進(jìn)行時(shí)。牢記句意并掌握過去進(jìn)行時(shí)的構(gòu)成,意義和用法。27.— I went to your office at 9:00 this morning, but I didn39。t see you.— Sorry, I _______ a talk with Mr. Smith in his office.A.haveB.am havingC.was havingD.had【答案】 C 【解析】【分析】理解句意:—今天上午九點(diǎn)我去了你的辦公室,但是沒有看到你?!獙Σ黄稹N液褪访芩瓜壬谒霓k公室里談話。由時(shí)間:今天早上九點(diǎn)??芍缶涞臅r(shí)態(tài)為過去進(jìn)行時(shí),其結(jié)構(gòu)為:主語+was/were+現(xiàn)在分詞。故選C?!军c(diǎn)評】考查動(dòng)詞的時(shí)態(tài)。28.When the teacher came into the classroom, the students ____ in groups.A.workB.have workedC.were workingD.are working【答案】 C 【解析】【分析】句意:當(dāng)老師走進(jìn)教室的時(shí)候,學(xué)生正在分組學(xué)習(xí)。老師進(jìn)來這個(gè)動(dòng)作發(fā)生在過去,所以學(xué)生正在做某事,是過去的動(dòng)作,所以用過去進(jìn)行時(shí)態(tài),故選C【點(diǎn)評】動(dòng)詞的時(shí)態(tài)是學(xué)習(xí)英語過程中非常重要的知識。而很多的題目,句中并沒有像本題一樣有明確的時(shí)間,很多要通過上下文的判斷得知。過去進(jìn)行時(shí)既可以表示動(dòng)作在過去的某個(gè)時(shí)間正在進(jìn)行,也可以表示動(dòng)作在過去的某一段時(shí)間一直在進(jìn)行,本題不難,平時(shí)加強(qiáng)記憶,理解即可。29.I saw Sam and David in the playground yesterday afternoon. They ______ games with their classmates then. A.play1