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n Shanghai for more than ten years, is considering working in Huaian, but he hasn39。t decided yet. A.had workedB.has been workingC.is workingD.works【答案】 B 【解析】【分析】句意:在上海工作了十年多的史米斯醫(yī)生正在考慮去淮安工作,但他還沒有決定。分析句子可知,本句中的who指代前面的先行詞doctor Smith,是單數(shù)。而根據(jù)后面的內(nèi)容可知,本句中的史密斯先生在上海已工作了十多年,現(xiàn)在還在上海,故要用現(xiàn)在完成進(jìn)行時(shí)。故選B。 【點(diǎn)評(píng)】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。14.He _______ it for two hours, and he39。s still watching now.A.has been watchedB.watchingC.has been watchingD.is watching【答案】 C 【解析】【分析】由前半句的for two hours和后半句句意“他現(xiàn)在仍然在看”可知應(yīng)用現(xiàn)在完成進(jìn)行時(shí)。15.The Ford Company its autonomous minicars on public roads in Arizona, the US, without a safety driver since October, 2017. A.has been operatingB.has operatedC.had been operatingD.had operated【答案】A 【解析】【分析】句意:自2017年10月。福特汽車公司在美國(guó)亞利桑那州的公共道路一直讓沒有安全的的司機(jī)操縱的自動(dòng)化微型轎車運(yùn)轉(zhuǎn)。since,“自從”,Since后如果是過去的時(shí)間,主句要用現(xiàn)在完成時(shí)。因此可知C、D是過去完成時(shí),不符合?,F(xiàn)在完成進(jìn)行表示動(dòng)作從過去一直持續(xù)至現(xiàn)在,這個(gè)動(dòng)作正在進(jìn)行。而B是現(xiàn)在完成時(shí),表示動(dòng)作到現(xiàn)在已完成或停止。分析可知從過去一直至現(xiàn)在,要用現(xiàn)在完成進(jìn)行時(shí),故選A?!军c(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。16.Mr. Herpin is one of the foreign experts who ________ in China in the last five years. A.worksB.is workingC.are workingD.have been working【答案】 D 【解析】【分析】句意:Herpin先生是過去五年在中國(guó)工作的外國(guó)專家之一。根據(jù)in the last five years可知,句子用現(xiàn)在完成時(shí)態(tài)或現(xiàn)在完成進(jìn)行時(shí)態(tài),故選D。 【點(diǎn)評(píng)】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)。17.—To our relief, rescue work is under way in the quakehit area in Mexico.—Yes, volunteers are helping to distribute the donated provisions that _______.A.were pouring inB.have been pouring inC.are poured inD.had been poured in【答案】B 【解析】【分析】句意:——令我們欣慰的是,救援工作正在墨西哥地震災(zāi)區(qū)展開?!堑模驹刚邆冋趲椭职l(fā)捐贈(zèng)的物品。表示過去的事情一直延續(xù)到現(xiàn)在而且還在進(jìn)行,因此用現(xiàn)在完成進(jìn)行時(shí),故選B。【點(diǎn)評(píng)】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。18.—Lucy seems absent these days.—She _____ a job from city to city—you see, she is graduating in June. A.hunts forB.is to hunt forC.has hunted forD.has been hunting for【答案】D 【解析】【分析】句意:——Lucy這些天似乎不在?!獜囊粋€(gè)城市到另一個(gè)城市她一直在尋找一份工作,你知道,她將在六月畢業(yè)。根據(jù)you see, she is graduating in June.可以判斷她快要畢業(yè),所以最近一直在找工作,用現(xiàn)在完成進(jìn)行時(shí),故選D?!军c(diǎn)評(píng)】考查時(shí)態(tài),本題涉及現(xiàn)在完成進(jìn)行時(shí)的應(yīng)用。19.______ her ambition of being a professiona