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故選B。D.beingB.bee【點(diǎn)評(píng)】考查特殊疑問(wèn)句的辨析。詢問(wèn)的是從什么時(shí)候開(kāi)始,也就是時(shí)間長(zhǎng)度。D.C.B. A.【點(diǎn)評(píng)】現(xiàn)在完成時(shí)的時(shí)間狀語(yǔ)要掌握。D.C.B.15.All the students _______ very hard over the last three years.A.故選D。has been【答案】 D 【解析】【分析】句意為“Mike過(guò)去是尖子生,但自從迷上電子游戲以來(lái)成績(jī)落后了”。C.has fallenbehind since he lost himself in puter games.A.14.Mike used to be a top student, but he ——沒(méi)關(guān)系.會(huì)議只開(kāi)了5分鐘,請(qǐng)這邊走。C.has endedA.m sorry for being late.—Never mind. The meeting ______for only 5 minutes. This way, please.has been open【答案】 D 【解析】【分析】open是非延續(xù)性動(dòng)詞,和表示一段時(shí)間的時(shí)間狀語(yǔ)連用必須轉(zhuǎn)化為延續(xù)性動(dòng)詞be ,本句應(yīng)用現(xiàn)在完成時(shí)態(tài),故選D。has openedhas been openedopened 【點(diǎn)評(píng)】考查短語(yǔ)辨析,注意平時(shí)識(shí)記其區(qū)別,理解句意。根據(jù)She39。主語(yǔ)是she,所以用has,排除C、D?!呀?jīng)去武漢了。D.have gone toB.has gone to Wuhan. She39。t seen her for days. —She【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài),以及has been to ,has gone to ,has been in的含義和用法。has been to”去過(guò)某地“,現(xiàn)在已經(jīng)回來(lái)了;has gone to”去了某地“,還沒(méi)有回來(lái);has been in”待在某地“一段時(shí)間。has gone to。 has been in has been toC.B. has been in10.—Where is your mother?—She ______ Australia and she ______ Sydney for two weeks.A.【點(diǎn)評(píng)】本題考查現(xiàn)在完成時(shí)。主語(yǔ)he是三人稱單數(shù),用has gone to。Have been to去過(guò)某地(已回);have been in在……;have gone to去了某地(未回)。D.He has gone to ShanghaiB.He has been to Shanghai主語(yǔ)是he,用has,故選B.【點(diǎn)評(píng)】考查現(xiàn)在完成時(shí),注意其常與for+一段時(shí)間連用。他教歷史將近20年了。D.C.B.history for nearly 20 years.A. 【點(diǎn)評(píng)】此題考查現(xiàn)在完成時(shí)的用法。had read【答案】B 【解析】【分析】句意:——露西,你認(rèn)為《金銀島》怎么樣?——它是如此令人激動(dòng)以至于我讀了兩次。C.have reads so exciting that I _______ it twice.A.D.C.B.6.I am surprised at the new look of my hometown,for it _____ a lot over the years.A. 【點(diǎn)評(píng)】此題考查現(xiàn)在完成時(shí)。yet也,常和現(xiàn)在完成時(shí)的否定結(jié)構(gòu)連用,可知此處用現(xiàn)在完成時(shí)。根據(jù) Oh. What a pity!可知我沒(méi)有看過(guò)?!?。haven39。t watchC.didn39。t watch5.—The drama s