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0。had been working【答案】 C 【解析】【分析】考查時態(tài),題干中出現(xiàn)的over the last three months,用于現(xiàn)在完成進行時或現(xiàn)在完成時。故答案為C?!军c評】本題的關鍵是牢記短語over/in the last/past+段時間“在近幾年里”,常用于現(xiàn)在完成進行時或現(xiàn)在完成時。13.Even though he gives away a piece of his fortune each year, the stock of Berkshire Hathaway, the source of Warren Buffet39。s wealth, very rapidly. A.has raisedB.has been raisingC.has risenD.has been rising【答案】D 【解析】【分析】考查動詞時態(tài)。句意:即使巴菲特每年都捐贈一部分財產(chǎn),巴菲特所持有的伯克希爾哈撒韋公司的股票一直增長迅速。raise是及物動詞,要用raise的話,需要改成“財產(chǎn)被提高”;rise是不及物動詞,表示某物上漲;財富在持續(xù)上漲,表示從過去開始一直持續(xù)到現(xiàn)在還要持續(xù)下去,用現(xiàn)在完成進行時。故選D?!军c評】本題要求考生在理解句義的基礎上,進一步牢固掌握動詞的各種時態(tài)的用法。14.The western countries have been _________ Christmas for many years. A.celebratingB.celebrateC.celebratesD.celebrated【答案】 A 【解析】【分析】have/has been+現(xiàn)在分詞是現(xiàn)在完成進行時;句意:西方國家很多年來一直在慶祝圣誕節(jié)。故選A。15.—You look pretty tired today!—I an environmental report over the last few days, which should be submitted to the boss tomorrow. A.wroteB.was writingC.had writtenD.have been writing【答案】D 【解析】【分析】句意:—你今天看起來很累!—在過去的幾天里我一直在寫一個環(huán)境報告,這個報告明天應要提交給老板。表示從幾天前開始一直進行持續(xù)到現(xiàn)在的動作,用現(xiàn)在完成進行時,故選D.【點評】考查動詞時態(tài),本題涉及現(xiàn)在完成進行時的應用。16.— What39。s wrong? You look really stressed out. —I ________ the whole week preparing for my graduation paper.A.workB.have workedC.have been workingD.worked【答案】 C 【解析】【分析】句意:—你怎么了?看起來真的壓力很大?!乙呀?jīng)連軸轉努力了一整個星期來寫我的畢業(yè)論文。根據(jù)本題題意,“我”已經(jīng)從一周前開始,持續(xù)工作直至現(xiàn)在(有表達時間段的提示短語the whole week),唯有現(xiàn)在完成進行時可表達這一含義,應選用have been doing的結構,故選C。 【點評】考查時態(tài),本題涉及現(xiàn)在完成進行時。17.It _________ for two weeks, and the whole area is flooded. A.had rainedB.rainsC.would rainD.has been raining【答案】 D 【解析】【分析】句意:連續(xù)下雨已經(jīng)兩周了,整個地區(qū)都發(fā)洪水了。根據(jù)時間狀語for two weeks,表示雨持續(xù)了兩周,即:雨一直在進行,要用現(xiàn)在完成進行時態(tài).故選D。 【點評】考查時態(tài),本題涉及現(xiàn)在完成進行時的應用。 18.— Why, Jack, you look so tired! — Well, I ______ the house and I must finish the work tomorrow.A.was paintingB.will be paintingC.have painted