【正文】
,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)用過去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形” 與過去事實(shí)相反 若與過去事實(shí)相反,條件從句的謂語(yǔ)用過去完成時(shí)(had+過去分詞),主句謂語(yǔ)用“should (would, could, might)+have+過去分詞”與將來事實(shí)相反 若與將來事實(shí)相反,條件從句的謂語(yǔ)用過去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形”:25. If it had been possible, I would have helped him, but I ______ too busy.A.had been B.would be C.were D.was【答案】D【解析】試題分析:句意:如果可能的話,我肯定會(huì)幫助你的,但是我太忙了。對(duì)過去的虛擬If+主語(yǔ)+had +動(dòng)詞過去分詞,主語(yǔ)+would / should / might / could have + 動(dòng)詞過去分詞。所以描述的是過去的事情,故我過去很忙應(yīng)該用過去時(shí)。考點(diǎn):考查虛擬語(yǔ)氣及時(shí)態(tài)的用法。26.If I you, I would not do such a silly thing.A.a(chǎn)m B.was C.were【答案】C【解析】試題分析:句意:如果我是你我就不會(huì)做那樣的傻事。虛擬語(yǔ)氣是一種特殊的動(dòng)詞形式,用來表示說話人所說的話并不是事實(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)用過去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形” 與過去事實(shí)相反 若與過去事實(shí)相反,條件從句的謂語(yǔ)用過去完成時(shí)(had+過去分詞),主句謂語(yǔ)用“should (would, could, might)+have+過去分詞”與將來事實(shí)相反 若與將來事實(shí)相反,條件從句的謂語(yǔ)用過去式(be通常用were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形”該句描述的與現(xiàn)在事實(shí)想反,故選C??键c(diǎn):考查虛擬語(yǔ)氣的用法27.Sir, you should__________ at the red light.But you didn’t.A.stop B.have stopped C.not have stopped D.stopped【答案】B【解析】試題分析:句意:先生,你應(yīng)該在紅燈亮?xí)r停下來。但你沒有。這里用虛擬語(yǔ)氣,用情態(tài)動(dòng)詞should + have + 過去分詞,這是對(duì)過去的一種虛擬。所以選B??键c(diǎn):考查虛擬語(yǔ)氣。28. – What would you do if you ______ a car accident? – I will call the police. A.met B.meet C.were meeting 【答案】A【解析】試題分析: 虛擬語(yǔ)氣中,表示與現(xiàn)在事實(shí)相反的句子,if從句用一般過去時(shí),主句用would/should/might+動(dòng)詞原形。句意:如果你遇到一場(chǎng)交通事故你該怎么做?我將打電話報(bào)警。故選A??键c(diǎn):考查虛擬語(yǔ)氣的用法。29. Had he studied harder, he_______ the exams.A.must have got through B.could get throughC.would get through D.would have got through【答案】D【解析】試題分析:句意:如果他學(xué)習(xí)再努力一點(diǎn),他就能通過考試了。must have got through 一定通過;could get through 可能通過;would get through 會(huì)通過;would have got through 會(huì)通過。這句話中Had he studied 是一種省略倒裝的形式,相當(dāng)于If he had studied harder,是虛擬語(yǔ)氣的用法,從句中用的是過去完成時(shí),這時(shí)主句用would +have +過去分詞。故選D??键c(diǎn):考查虛擬語(yǔ)氣。30.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,后面主句用過去將來時(shí)would+動(dòng)詞原形,故答案選C。