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實相反 若與過去事實相反,條件從句的謂語用過去完成時(had+過去分詞),主句謂語用“should (would, could, might)+have+過去分詞”與將來事實相反 若與將來事實相反,條件從句的謂語用過去式(be通常用were),主句謂語用“should (would, could, might)+動詞原形”:13.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,今天早晨我上學就不會遲到。與現(xiàn)在事實相反,故從句用過去時態(tài),主語用過去將來時態(tài)。選項B缺少謂語動詞。故選A??键c:if引導的條件狀語從句點評:虛擬語氣是一種特殊的動詞形式,用來表示說話人所說的話并不是事實,而是一種假設、愿望、懷疑或推測。判斷是真實條件句還是非真實條件句。只有在非真實條件句中才使用虛擬語氣。通過句子意思,看假設的條件是否能夠實現(xiàn),能夠實現(xiàn)是真實條件句,不能使用虛擬語氣;假設的條件不能實現(xiàn)則是非真實條件句。與現(xiàn)在事實相反 若與現(xiàn)在事實相反,條件從句的謂語用過去式(be通常用were),主句謂語用“should (would, could, might)+動詞原形” 與過去事實相反 若與過去事實相反,條件從句的謂語用過去完成時(had+過去分詞),主句謂語用“should (would, could, might)+have+過去分詞”與將來事實相反 若與將來事實相反,條件從句的謂語用過去式(be通常用were),主句謂語用“should (would, could, might)+動詞原形”。14.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“你本不應該看足球比賽,你有許多的工作要做”。本題考查虛擬語氣,shouldn39。t have done本不該做……卻做了。根據(jù)句意,故選A。15.If I ______ you, I ______invite him to go to see a movie.A.a(chǎn)m。would B.were。will C.were。would D.was。will 【答案】C【解析】試題分析:句意:如果我是你,我會邀請他去看電影。go to see a movie去看電影;invite sb to do邀請某人做某事;在表達與現(xiàn)在事實相反的虛擬語氣中,Be用were,主句用would??键c:考查虛擬語氣。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】考查虛擬語氣和情境交際的用法。問句使用了虛擬語氣,從句中應使用一般過去時;根據(jù)traffic accident,應及時報警。17.I’m so busy. If I ______ time, I ______ have a good rest. A.have, would B.have, could C.had, would D.had, will【答案】C 【解析】試題分析: 句意:我太忙了,如果我有時間,我就會好好休息一下。從句if +過去式,主句would +動詞原形,表明與將來相反的虛擬語氣,故答案選C.考點:考查虛擬語氣。18.If I______you, I_______go there at once.A.a(chǎn)m, would B.were, would C.were, will D.a(chǎn)m, will【答案】B【解析】試題分析:句意:如果我是你,我會馬上去那里。句子用到了虛擬語氣,系動詞be要用were;will要用過去式would,結合題意故選B??键c:考查虛擬語氣。19.– Do you feel tired? No, I don’t. If I were tired, I ______a rest.A.had B.would have C.will have D.have【答案】B【解析】【詳解】句意:——你感覺累嗎?——不累,如果我累了,我會休息。考查虛擬語氣。本句是if條件句,對現(xiàn)在的虛擬,用If sb were/did..., sb would/could/should/might do;根據(jù)句意結構和語境,故選B。