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用have,故選B。bought【答案】 B 【解析】【分析】句意:——看這些郵票,我持有它們5年了。have boughthave keptkept【點(diǎn)評(píng)】考查現(xiàn)在完成時(shí)。die是短暫性動(dòng)詞,不能表示狀態(tài)的延續(xù)。D.dyingB.died選C。D.C.B.17.So far Tom with Mary _______ 50 left behind children to do their homework after school.A.第一句上周感冒是發(fā)生在過去的動(dòng)作,應(yīng)用一般過去式“caught”;第二句從上周起就一直在感冒,是從過去一直持續(xù)到現(xiàn)在的狀態(tài),應(yīng)用現(xiàn)在完成時(shí)“have had”,故選B。也就是說,從上周開始,我就一直在感冒。caught。 have caught have hadC.B. have had A.16.Last week I _______ a cold. That39。根據(jù)句意,第一空實(shí)際上是詢問詞典在哪兒,即表示看見詞典與現(xiàn)在有關(guān)系,所以用現(xiàn)在完成時(shí);第二空根據(jù)when I came in可知是過去我進(jìn)來的時(shí)候發(fā)生的動(dòng)作,用一般過去時(shí),故答案為C。【答案】C 【解析】【分析】句意:你看見我的詞典了嗎?我到處都找不到了。Did you see。Have you seen。Have you seen。Did you see。15.—_______ my dictionary? I can39。故選D。has been【答案】 D 【解析】【分析】句意為“Mike過去是尖子生,但自從迷上電子游戲以來成績落后了”。C.has fallenbehind since he lost himself in puter games.A.14.Mike used to be a top student, but he 考查have been 與have gone 的區(qū)別。D.C.B.13.—How many times _______ you _______ to Beijing this year?—Three times.A.for more than two weeks 表示時(shí)間段,在現(xiàn)在完成時(shí)中需要和延續(xù)性動(dòng)詞連用,lend 和 borrow 都是短暫性動(dòng)詞,keep 具有延續(xù)性,故選C。C.B.12.You must return the books to the library because you _________ them for more than two weeks. A.ll be back next ,故選A。在去的路上,還沒有回來;,表示去了某地,并且回來了。她將下周回來。have been to【答案】 A 【解析】【分析】句意:——Catherine在哪里?我好幾天沒見她。C.has been toll be back next week.A.11.—Where is Catherine? I haven39。根據(jù)句意Where is your mother?可知,她的媽媽還沒有回來,第二個(gè)空后面有一段時(shí)間for two weeks,應(yīng)該用be in,故應(yīng)選C。 has been to【答案】C 【解析】【分析】句意:——你的媽媽在哪里?——她去了澳大利亞,她在悉尼呆了兩周了。D.has gone to。has been to。has been to。 been dead?!军c(diǎn)評(píng)】本題考查時(shí)態(tài)辨析。句子強(qiáng)調(diào)的是過去開始的動(dòng)作或狀態(tài)一直延續(xù)到現(xiàn)在,句子用現(xiàn)在完成時(shí)態(tài);die是一個(gè)非延續(xù)性動(dòng)詞,不能與表示一段時(shí)間的狀語for…連用,用成be dead。has been dead【答案】 D 【解析】【分析】句意:南西去世五年了。diedhas diedwas dying 【點(diǎn)評(píng)】考查現(xiàn)在完成時(shí),注意識(shí)記其標(biāo)志詞?!堑?,它已經(jīng)開了一個(gè)多星期了。D.C.B.8.—They say there is a new restauran