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。C.has been tryingD.is trying【答案】 C 【解析】【分析】句意: 我們的班主任幾個(gè)月來一直在努力確保我們理解集中注意力的重要性?,F(xiàn)在完成進(jìn)行時(shí)表示現(xiàn)在以前這一段時(shí)間里一直在進(jìn)行的一個(gè)動(dòng)作,這個(gè)動(dòng)作可能仍在進(jìn)行。分析本句可知,try這個(gè)動(dòng)作現(xiàn)在以前這一段時(shí)間里一直在進(jìn)行,這個(gè)動(dòng)作可能仍在進(jìn)行。且由“for months”也表明本句應(yīng)該用現(xiàn)在完成進(jìn)行時(shí)。故選C。 【點(diǎn)評】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。25.The May Fourth Movement was launched in 1919 and its spirit ________ Chinese youth to make contributions to national rejuvenation ever since. A.is motivatingB.has been motivatingC.motivatedD.was motivating【答案】 B 【解析】【分析】句意:五四運(yùn)動(dòng)于1919年發(fā)起,其精神一直激勵(lì)著中國青年為民族復(fù)興而努力。由ever since可知,本句為現(xiàn)在完成進(jìn)行時(shí),表示動(dòng)作從某一時(shí)間開始,一直持續(xù)到現(xiàn)在,或者可能仍然要繼續(xù)下去。故選B。 【點(diǎn)評】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。26.In my younger years, my father gave me some advice that I in my mind ever since. A.turned overB.was turning overC.had turned overD.have been turning over【答案】 D 【解析】【分析】句意:在我年輕的時(shí)候,我的父親給了我一些建議,從那時(shí)起,這些建議一直在我的腦海里翻來覆去。turn over表示仔細(xì)回想,反復(fù)斟酌考慮。因?yàn)榫渲衑ver since自從…… 這里謂語動(dòng)詞turn over在將來會繼續(xù)下去,故用現(xiàn)在完成進(jìn)行時(shí)have been doing。故選D。 【點(diǎn)評】考查動(dòng)詞時(shí)態(tài)和短語turn over。27.From his tired face, I can tell he in the queue for a long time. A.is waitingB.will waitC.will be waitingD.has been waiting【答案】 D 【解析】【分析】句意:從他疲憊的臉上,我可以看出他已經(jīng)排了很長時(shí)間的隊(duì)了。根據(jù)下文for a long time可知應(yīng)用現(xiàn)在完成進(jìn)行時(shí),故選D。 【點(diǎn)評】考查時(shí)態(tài)語態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。28.—I39。m sure Andrew will win the first prize in the final. —I think so. He _____ for it months.A.is preparingB.has been preparingC.was preparingD.had been preparing【答案】 B 【解析】【分析】句意:—我確信Andrew在決賽中會獲得一等獎(jiǎng)?!乙策@么想,他已經(jīng)準(zhǔn)備了好幾個(gè)月了??芍狝ndrew是從過去到現(xiàn)在一直在準(zhǔn)備,用現(xiàn)在完成進(jìn)行時(shí),選B。 【點(diǎn)評】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。29.Judith ______ on her new novel which is supposed to e out next month. A.has been workingB.had workedC.will be workingD.was working【答案】 A 【解析】【分析】句意:朱迪思一直在寫她的新小說,這本小說預(yù)定下個(gè)月出版。根據(jù)下文which is supposed to e out next month可知,她的小說還沒寫完,現(xiàn)在還在寫,表示從過去一直到現(xiàn)在一直在寫,可能還會寫下去,應(yīng)使用現(xiàn)在完成進(jìn)行時(shí)。故選A。 【點(diǎn)評】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。30.—Nice to see you again after all these years. What ________?—Well, I39。ve tried many things since we left school. I39。m now working for a large oil pany. A.have you doneB.were you doingC.did you doD.have you been doing【答案】D 【解析】【分析】考查時(shí)態(tài)。句意:—這么多年以后再次看見你真是太好了。這些年你一直在做什么?—自從我畢業(yè)以后我嘗試了很多事情。我現(xiàn)在在一家大型的石油公司。根據(jù)句意說明是問對方這些年在做什么,因此使用現(xiàn)在完成進(jìn)行時(shí)表示。故答案為D?!军c(diǎn)評】本題難度不大,重點(diǎn)把握句意和熟知現(xiàn)在完成進(jìn)行時(shí)的內(nèi)涵。