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0。 She is really a nice teacher.A.helpsB.is helpingC.was helping【答案】 C 【解析】【分析】句意:當我離開學校時,林老師在幫我的同桌學習功課。她真是一位好老師。當我離開時,老師正在幫學習,一個過去動作“離開”發(fā)生時,另一個過去動作“幫助”正在發(fā)生。故用過去進行時態(tài),選C。21. Where are you going, Bob? To go hiking. Eric ________ for me at the school gate!A.was waitingB.waitsC.waitedD.is waiting【答案】 D 【解析】【分析】句意:——你要去哪里, 鮑勃? ——去遠足, Eric 正在學校門口等我。根據(jù)上句Where are you going, Bob? 和答語To go hiking.推測下句句意:Eric 正在學校門口等我.故用現(xiàn)在進行時態(tài):am/are is+現(xiàn)在分詞;故選D?!军c評】現(xiàn)在進行時22.—Why didn39。t you go to play football with us yesterday afternoon?—I my mother with the housework then. A.helpedB.was helpingC.had helpedD.have been helping【答案】B 【解析】【分析】句意:-昨天下午你為什么不和我們去踢足球呢?-那時我正幫我母親做家務。表示過去的時間正在做某事,用過去進行時。故選B。23. You are in a hurry. Where are you going? To the cinema. Jim _________ for me there!A.waitsB.is waitingC.waitedD.was waiting【答案】 B 【解析】【分析】句意:——你這么匆忙.——你將要去哪里? .根據(jù)句中信息You are in a hurry.Where are you going? (你這么匆忙.你將要去哪里? )及To the cinema.Jim___ for me there推測該句句意:此時此刻Jim正在那兒等我;可知該句用現(xiàn)在進行時態(tài):am/is/are+現(xiàn)在分詞;故選B.【點評】現(xiàn)在進行時24.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行時,故選B。 【點評】考查動詞的時態(tài)。注意while引導的時間狀語從句,表示主句與從句的動作同時進行,主句與從句都要用進行時。25.——Lucy, what were you doing at nine last night? ——I ___________ the piano. I usually practice the piano at that time.A.play B.playedC.was playingD.am playing【答案】 C 【解析】【分析】句意:一Lucy, 昨天晚上9點你在做什么一我在彈鋼琴。我通常在那個時間練習鋼琴。,動詞原形。,表示過去某個時間正在發(fā)生的動作。根據(jù)句意可知,這里說的是昨天晚9點正在做的事情,應該用過去進行時,故選C。26.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:當老師敲教室門時,Kevin正和他的同學討論一個數(shù)學問題。這是一個由when引導的時間狀語從句,從句用了一般過去時,主句要用過去進行時,表示“(這時)突然”之意;過去進行時的結構為:be(was/were)+動詞現(xiàn)在分詞,故選C。 【點評】考查過去進行時,注意when引導時間狀語從句中時態(tài)的用法。27.—Did you hear the strange noise next door at around 10 o39。clock last night?—No. I my favorite music in my bedroom.A.listenB.listened toC.was listening toD.am listening to【答案】C 【解析】【分析】句意:——昨晚10點左右你聽到隔壁奇怪的聲音了嗎?——沒有。我正在臥室里聽我最喜歡的音樂。根據(jù)around 10 o39。clock last night,可知動作是那個時間進行的,用過去進行時,結構為:was/were+動詞現(xiàn)在分詞;主語是I,系動詞be用was,listen的現(xiàn)在分詞是listening;listen to music,聽音樂,固定搭配,故選C?!军c評】考查過去進行時。28.— 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??蓯?。根據(jù) went ,可知是時態(tài)是過去時,walk是延續(xù)性動詞,因此第一個空用過去進行時,結構是was或者were+動詞ing,主語是I,所以用was,