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分析】句意:昨晚八點(diǎn)你在做什么?本題考查動(dòng)詞的時(shí)態(tài)。at ten yesterday evening “昨晚八點(diǎn)鐘”是過去的一個(gè)具體時(shí)間點(diǎn),要求動(dòng)詞用過去進(jìn)行時(shí)。結(jié)合句意,故選C.【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。20.—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?!军c(diǎn)評(píng)】考查過去進(jìn)行時(shí),注意平時(shí)識(shí)記,理解句意。21.While I was doing my homework last night, my parents___________ videos in the living room. A.are watchingB.were watchingC.watchedD.watch【答案】 B 【解析】【分析】句意:昨晚我做作業(yè)的時(shí)候,我父母正在客廳看錄像。根據(jù)題干中的While I was doing my homework last night,可知此句要用過去進(jìn)行時(shí),故選B。 【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。注意while引導(dǎo)的時(shí)間狀語從句,表示主句與從句的動(dòng)作同時(shí)進(jìn)行,主句與從句都要用進(jìn)行時(shí)。22.— 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。23.It ________ heavily when I let the cinema. A.rainsB.will rainC.is rainingD.was raining【答案】 D 【解析】【分析】句意:當(dāng)我離開電影院時(shí)天正在下大雨。,一般現(xiàn)在時(shí);,一般將來時(shí);,現(xiàn)在進(jìn)行時(shí);,過去進(jìn)行時(shí)。left表明時(shí)態(tài)是一般過去時(shí),when引導(dǎo)的時(shí)間狀語從句,從句用一般過去時(shí),主句用過去進(jìn)行時(shí),故選D。 【點(diǎn)評(píng)】考查過去進(jìn)行時(shí),注意平時(shí)識(shí)記when引導(dǎo)的時(shí)間狀語從句,理解句意。24.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(píng)】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。25.I ______________ TV when the earthquake happened in Sichuan half a month ago. A.watchB.watchedC.was watchingD.had watched【答案】 C 【解析】【分析】句意:半個(gè)月前四川地震時(shí),我正在看電視。,一般現(xiàn)在時(shí);,一般過去時(shí);,過去進(jìn)行時(shí);,過去完成時(shí)。when引導(dǎo)的時(shí)間狀語從句,從句用一般過去時(shí),主句用過去進(jìn)行時(shí),結(jié)構(gòu)是was/were+動(dòng)詞ing,主語是I,所以用was,watch的ing是watching,故選C。 【點(diǎn)評(píng)】考查過去進(jìn)行時(shí),注意平時(shí)識(shí)記其結(jié)構(gòu)。26.—— How fast when the police stopped you?—— I don39。t know exactly, but not too fast, I think.A.were you drivingB.did you driveC.are you driving【答案】 A 【解析】【分析】句意:——警察攔你時(shí)你開得有多快?——我確實(shí)不知道,我認(rèn)為不太快。表示一個(gè)過去動(dòng)作發(fā)生時(shí),另一個(gè)過去動(dòng)作正在發(fā)生,用過去進(jìn)行時(shí)態(tài)。本題表示“當(dāng)警察攔你時(shí),你正開得有多快”,用過去進(jìn)行時(shí)態(tài),故選A。27.— I went to visit you yesterday evening, but you weren39。t in Where were you then? —Oh, I ______ my pet dog in the park. I ______ this dog for three days and it39。s very cute.A.was walking。 have hadB.walked。 boughtC.was walking。 have boughtD.walked。 have had【答案】 A 【解析】【分析】句意:——昨晚我去拜訪你,但是那是你不在?!?,我正在公園里遛狗,我已經(jīng)養(yǎng)這狗三天了,它非常可愛。根據(jù) went ,可知是時(shí)態(tài)是過去時(shí),walk是延續(xù)性動(dòng)詞,因此第一個(gè)空用過去進(jìn)行時(shí),結(jié)構(gòu)是was或者were+動(dòng)詞ing,主語是I,所以用was,walk的ing是walking;第二個(gè)空中for+時(shí)間段用現(xiàn)在完成時(shí),并且用延續(xù)性動(dòng)詞,結(jié)構(gòu)是have或者h(yuǎn)as+動(dòng)詞過去分詞,主語是I,所以用have,bought是非延續(xù)性動(dòng)詞,had是延續(xù)性動(dòng)詞,buy的延續(xù)性動(dòng)詞是have,have的過去分詞是had,故選A。 【點(diǎn)評(píng)】考查過去進(jìn)行時(shí)和現(xiàn)在完成時(shí),注意平時(shí)識(shí)記其結(jié)構(gòu)及現(xiàn)在完成時(shí)中延續(xù)性動(dòng)詞與非延續(xù)性動(dòng)詞。28.—Did you notice a man passing by? —No, I ________on the phone. A.talkB.am talkingC.was talkingD.talked【答案】 C 【解析】【分析】句意:——你有沒有注意到一個(gè)男人經(jīng)過?——沒有,我那時(shí)正在打電話。;,現(xiàn)在進(jìn)行時(shí);,過去進(jìn)行時(shí);,談話,一般過去時(shí)。根據(jù)題干中No可知,沒有注意到有人經(jīng)過,因?yàn)槟菚r(shí)正在打電話,描述過去正在發(fā)生動(dòng)作,用過去進(jìn)行時(shí),其結(jié)構(gòu)是was/were+doing,故答案選C。 【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。注意句子涉及到過去進(jìn)行時(shí)的用法。29.—I went to see you yesterday evening. But you weren39。t in. Where were you then? —I a walk by the lake with my father.A.was having160