【文章內(nèi)容簡介】 n39。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?nèi)ヌ咦闱蚰?？－那時(shí)我正幫我母親做家務(wù)。表示過去的時(shí)間正在做某事，用過去進(jìn)行時(shí)。故選B。20． What were you doing when we were playing basketball yesterday afternoon? I ______ the classroom.A.was cleaningB.have cleanedC.will cleanD.clean【答案】 A 【解析】【分析】句意：——昨天下午當(dāng)我們正在打籃球時(shí)你正在干什么? ——我正在打掃教室。根據(jù)What were you doing when we were playing basketball yesterday afternoon? 中的What were you doing可知問的是過去的某個(gè)時(shí)間點(diǎn)正在發(fā)生的事，要用過去進(jìn)行時(shí)，其構(gòu)成：主語+was/were+ doing．故選A?！军c(diǎn)評(píng)】考查過去進(jìn)行時(shí)，注意根據(jù)時(shí)間狀語判斷時(shí)態(tài)。21．——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。22．What ___ you____ at ten yesterday evening?A.have, doneB.did ,doC.were doingD.will do【答案】 C 【解析】【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)。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．The girl with two cats ____ in the yard when the earthquake happened. A.was playingB.is playingC.are playingD.were playing【答案】 A 【解析】【分析】句意：當(dāng)?shù)卣鸢l(fā)生的時(shí)候，這個(gè)女孩正和她的兩只貓?jiān)谠鹤永锿?。根?jù) when the earthquake happened，當(dāng)?shù)卣鸢l(fā)生的時(shí)候，可知時(shí)態(tài)為過去進(jìn)行時(shí)was/were+現(xiàn)在分詞；with做伴隨狀語，后面的謂語動(dòng)詞的單復(fù)數(shù)應(yīng)與with前面的主語一致，be動(dòng)詞應(yīng)用單數(shù)was，故選A。 【點(diǎn)評(píng)】考查過去進(jìn)行時(shí)，注意掌握結(jié)構(gòu)was/were+現(xiàn)在分詞。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(diǎn)你在做什么一我在彈鋼琴。我通常在那個(gè)時(shí)間練習(xí)鋼琴。，動(dòng)詞原形。，表示過去某個(gè)時(shí)間正在發(fā)生的動(dòng)作。根據(jù)句意可知，這里說的是昨天晚9點(diǎn)正在做的事情，應(yīng)該用過去進(jìn)行時(shí)，故選C。26．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)。27．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(píng)】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。28．— Did you see a girl with an English book in her hand pass by just now? —No, sir. I a magazine.A.read