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虛擬語(yǔ)氣。根據(jù)“wasn’t driving”是過(guò)去進(jìn)行時(shí),所以此處是對(duì)過(guò)去的虛擬,主句時(shí)態(tài)應(yīng)用情態(tài)動(dòng)詞+have done,故選C。13.If I you, I give it to Microsoft research.A.a(chǎn)m, will B.a(chǎn)m, would C.were, would D.was, would【答案】C【解析】【詳解】句意:如果我是你,我會(huì)把它交給微軟研究部??疾樘摂M語(yǔ)氣。根據(jù)If I you,這是一個(gè)虛擬語(yǔ)氣,此句虛擬語(yǔ)氣表示一種不能實(shí)現(xiàn)的假設(shè),即與現(xiàn)在事實(shí)相反,謂語(yǔ)動(dòng)詞用過(guò)去式;該語(yǔ)法主要用于if條件狀語(yǔ)從句,本句“如果我是你”,be動(dòng)詞用were,后面主句用過(guò)去將來(lái)時(shí)would+動(dòng)詞原形,故答案選C。14.Mr. White _____ at 8:30 for the meeting, but he didn39。t show up.A.should have arrived B.should arriveC.should have had arrived D.should be arriving【答案】A【解析】試題分析:句意:懷特先生本來(lái)應(yīng)該在8:30到會(huì),但他卻沒(méi)有出現(xiàn)。should have done:本來(lái)應(yīng)該做某事而實(shí)際上沒(méi)做。故選A考點(diǎn):情態(tài)動(dòng)詞15.If I _____ you, I _____ late for school this morning.A.were, wouldn’t be B.were, wouldn’t C.was, won’t be D.a(chǎn)m, will【答案】A【解析】試題分析;句意:如果我是你,今天早晨我上學(xué)就不會(huì)遲到。與現(xiàn)在事實(shí)相反,故從句用過(guò)去時(shí)態(tài),主語(yǔ)用過(guò)去將來(lái)時(shí)態(tài)。選項(xiàng)B缺少謂語(yǔ)動(dòng)詞。故選A??键c(diǎn):if引導(dǎo)的條件狀語(yǔ)從句點(diǎn)評(píng):虛擬語(yǔ)氣是一種特殊的動(dòng)詞形式,用來(lái)表示說(shuō)話人所說(shuō)的話并不是事實(shí),而是一種假設(shè)、愿望、懷疑或推測(cè)。判斷是真實(shí)條件句還是非真實(shí)條件句。只有在非真實(shí)條件句中才使用虛擬語(yǔ)氣。通過(guò)句子意思,看假設(shè)的條件是否能夠?qū)崿F(xiàn),能夠?qū)崿F(xiàn)是真實(shí)條件句,不能使用虛擬語(yǔ)氣;假設(shè)的條件不能實(shí)現(xiàn)則是非真實(shí)條件句。與現(xiàn)在事實(shí)相反 若與現(xiàn)在事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形” 與過(guò)去事實(shí)相反 若與過(guò)去事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去完成時(shí)(had+過(guò)去分詞),主句謂語(yǔ)用“should (would, could, might)+have+過(guò)去分詞”與將來(lái)事實(shí)相反 若與將來(lái)事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形”。16.What would you do if you _____ the traffic accident?I would ______.A.see,do my housework first B.saw。buy some fruit right awayC.see。call at 110 at once D.saw。call the police right away【答案】D【解析】考查虛擬語(yǔ)氣和情境交際的用法。問(wèn)句使用了虛擬語(yǔ)氣,從句中應(yīng)使用一般過(guò)去時(shí);根據(jù)traffic accident,應(yīng)及時(shí)報(bào)警。17. If I __you . I__study harder. A.a(chǎn)m , will B.was, would C.were, would D.were, will【答案】C【解析】試題分析:句意:如果我是你,我會(huì)更努力學(xué)習(xí)。這個(gè)句子要用虛擬語(yǔ)氣,表示與事實(shí)相反。所以用過(guò)去式were, would,故選C??键c(diǎn):考查虛擬語(yǔ)氣。18.If I you, I’d take a small present for her.A.a(chǎn)m B.is C.was D.were【答案】D【解析】試題分析:虛擬語(yǔ)氣是一種特殊的動(dòng)詞形式,用來(lái)表示說(shuō)話人所說(shuō)的話并不是事實(shí),而是一種假設(shè)、愿望、懷疑或推測(cè)。其主要有三種結(jié)構(gòu):與現(xiàn)在事實(shí)相反:若與現(xiàn)在事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形” 與過(guò)去事實(shí)相反:若與過(guò)去事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去完成時(shí)(had+過(guò)去分詞),主句謂語(yǔ)用“should (would, could, might)+have+過(guò)去分詞”。與將來(lái)事實(shí)相反:若與將來(lái)事實(shí)相反,條件從句的謂語(yǔ)用過(guò)去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形”。句意:如果我是你,我會(huì)給她帶一件小禮物。結(jié)合語(yǔ)境可知本句描述的是與現(xiàn)在相反的事實(shí),故選D??键c(diǎn):考查虛擬語(yǔ)氣。