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were),主句謂語(yǔ)用“should (would, could, might)+動(dòng)詞原形”。20. If I ____Alice, I _____them the truth.A. was , would tell B. were ,would tell C. am, will tell D.is , will tell【答案】B【解析】試題分析:本題的含義是如果我是你,我將告訴他們真相,本題if引導(dǎo)的是一個(gè)虛擬的條件句,在虛擬句中,be用were,主句通常用過去的一種,will應(yīng)該用would,故本題選B??键c(diǎn):if引導(dǎo)的虛擬條件句。點(diǎn)評(píng):在英文中條件句有兩種,一種是真實(shí)的條件句,if后遇到將來時(shí)用一般現(xiàn)在時(shí),一種是虛擬的條件句,if后用過去時(shí),be用were,在英文的實(shí)際使用中應(yīng)該注意它們的區(qū)別。21.What would you do if you ____ a million dollars?I’d give it to the charityA.win B.won C.will win D.is to win【答案】B【解析】試題分析:句意:如果你贏了一百萬美元,你要做什么?——我會(huì)把它捐給慈善機(jī)構(gòu)。結(jié)合語(yǔ)境可知條件從句中描述的是與將來相反的事實(shí),故用一般過去時(shí)態(tài),選B??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)。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”:22.I don’t understand how you got a ticket. I always you a careful driver.A.think。 are B.a(chǎn)m thinking。 areC.thought。 were D.think。 were【答案】C【解析】【詳解】句意:我不明白你是怎么得到罰單的。我一直以為你是一個(gè)謹(jǐn)慎的司機(jī)??疾閯?dòng)詞時(shí)態(tài)辨析題。本句是虛擬語(yǔ)氣,與過去事實(shí)相反,需用一般過去時(shí);根據(jù)句意結(jié)構(gòu),可知選C。23.You should_______ watched TV. There is so much work to do,A.not have B.have not C.not D.not having【答案】A【解析】句意“你本不應(yīng)該看足球比賽,你有許多的工作要做”。本題考查虛擬語(yǔ)氣,shouldn39。t have done本不該做……卻做了。根據(jù)句意,故選A。24.The workers insisted that they a free lunch every noon and the boss hadto do that.A.be given B.being given C.will be to give D.were given【答案】A【解析】句意:工人們堅(jiān)持要求他們每天中午都有免費(fèi)的午餐,老板必須這樣做??疾樘摂M語(yǔ)氣。insist堅(jiān)持,要求,其后面的賓語(yǔ)從句要用虛擬語(yǔ)氣,跟虛擬式動(dòng)詞原形 或者“should + 動(dòng)詞原形” 。結(jié)合句意和語(yǔ)境可知選A。 25.—A student in my class said to me, “if I ______our math teacher, I_____ make math learning easier and more interesting instead of giving the kids much homework to do every day.”A.were, would B.a(chǎn)m, will C.was, would D.were, will【答案】A【解析】試題分析:句意:我班里的一個(gè)學(xué)生對(duì)我說:如果我是數(shù)學(xué)老師,我會(huì)使數(shù)學(xué)學(xué)習(xí)更簡(jiǎn)單有趣,而不是每天給學(xué)生許多作業(yè)去做。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”。該句描述的是與現(xiàn)狀相反的事實(shí)故選A??键c(diǎn):考查虛擬語(yǔ)氣。26.—Mum, can I go shopping with Gina?—Well, If I were you, I homework first. A.will do B.have to finish C.must finish D.would do【答案】D【解析】試題分析:句意:媽媽,我能和吉娜去購(gòu)物嗎?——哦,如果我是你,我會(huì)首先完成作業(yè)。結(jié)合語(yǔ)境可知主句表示的是對(duì)現(xiàn)在的虛擬,故用過去將來時(shí)態(tài),選D??键c(diǎn):虛擬語(yǔ)氣點(diǎn)評(píng):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)。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”:27.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。問句使用了虛擬語(yǔ)氣,從句中應(yīng)使用一般過去時(shí);根據(jù)traffic accident,應(yīng)及時(shí)報(bào)警。28.— Come and join us, Betty!— I’m afraid I can’t. I’m too busy now. If I ______ time, I would certainly go.A.have B.have hadC.will have D.had【答案】D【解析】試題分析:句意:貝蒂,來加入我們吧!恐怕我不能。我現(xiàn)在太忙。如果我