【文章內(nèi)容簡介】 在事實(shí)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(dòng)詞原形” 與過去事實(shí)相反 若與過去事實(shí)相反，條件從句的謂語用過去完成時(shí)（had+過去分詞），主句謂語用“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，條件從句的謂語用過去式（be通常用were），主句謂語用“should （would, could, might）+動(dòng)詞原形”：20．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)。考查動(dòng)詞時(shí)態(tài)辨析題。本句是虛擬語氣，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。21．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”。本題考查虛擬語氣，shouldn39。t have done本不該做……卻做了。根據(jù)句意，故選A。22．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。考查虛擬語氣。insist堅(jiān)持，要求，其后面的賓語從句要用虛擬語氣，跟虛擬式動(dòng)詞原形 或者“should + 動(dòng)詞原形” 。結(jié)合句意和語境可知選A。 23．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：懷特先生本來應(yīng)該在8：30到會(huì)，但他卻沒有出現(xiàn)。should have done：本來應(yīng)該做某事而實(shí)際上沒做。故選A考點(diǎn)：情態(tài)動(dòng)詞24．If I _______ you, I would say another student could do it better.A．was B．were C．were D．a(chǎn)re【答案】B【解析】【詳解】句意：如果我是你，我會(huì)說另一個(gè)學(xué)生可以把它做得更好?？疾樘摂M語氣。根據(jù)句意可知“現(xiàn)在事實(shí)”相反，此句是虛擬語氣，be動(dòng)詞使用were；故選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)更簡單有趣，而不是每天給學(xué)生許多作業(yè)去做。虛擬語氣是一種特殊的動(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。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，條件從句的謂語用過去式（be通常用were），主句謂語用“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，條件從句的謂語用過去完成時(shí)（had+過去分詞），主句謂語用“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，條件從句的謂語用過去式（be通常用were），主句謂語用“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)：考查虛擬語氣。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。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，條件從句的謂語用過去式（be通常用were），主句謂語用“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，條件從句的謂語用過去完成時(shí)（had+過去分詞），主句謂語用“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，條件從句的謂語用過去式（be通常用were），主句謂語用“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。考點(diǎn)：考查虛擬語氣的用法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】考查虛擬語氣和情境交際的用法。問句使用了虛擬語氣，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。如果我有時(shí)間，我當(dāng)然會(huì)去了。分析：考查if引導(dǎo)的虛擬語氣。表示與過去事實(shí)相反的虛擬條件句。其句子結(jié)構(gòu)為：從句：If + 主語+ had +過去完成式動(dòng)詞+ ……主句：主語+ would （should, could, might） + have +過去完成式動(dòng)詞+……故選 D考點(diǎn)：考查虛擬語氣的用法。29．What_____you do if you had a million dollars ? A．would B．will C．did D．do【答案】A【解析】考查點(diǎn)：虛擬語氣。解題思路：根據(jù)句意:如果你有一百萬你將會(huì)干什么？ “如果你有一百萬”是對現(xiàn)在的一種假設(shè)，與現(xiàn)在的事實(shí)相反。表示與現(xiàn)在事實(shí)相反的虛擬語氣的結(jié)構(gòu)是：主句用should/would/could/might+動(dòng)詞原形，從句用一般過去時(shí)態(tài)。故選A。30．—Swimming in the river for teenagers is very dangero