【文章內(nèi)容簡介】 t）+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）+動詞原形”。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？——我會把它捐給慈善機(jī)構(gòu)。結(jié)合語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)的條件狀語從句點(diǎn)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(shí)，而是一種假設(shè)、愿望、懷疑或推測。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(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）+動詞原形”：22． If I_______ one million dollars, I would give it to medical research. If I _______ you, I would give it to charity.A．will have, am B．would have, was C．had, were D．have, is【答案】C【解析】考察虛擬語氣。第一空，虛擬語氣，與現(xiàn)在相反，用過去時(shí)。第二空，虛擬語氣，與現(xiàn)在相反，用過去時(shí)，be動詞用were。故選C23．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。24．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，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)動詞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 the job.A．a(chǎn)m, will take B． was, would takeC． were, would take D． are, will take【答案】C【解析】試題分析：句意：如果我是你，我將會接受這份工作。表示與現(xiàn)在事實(shí)相反地虛擬語氣：條件從句構(gòu)成是if+主語+過去式（系動詞be多用were），主句是主語+would/should/could+動詞原形。故選C?？键c(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 +過去完成式動詞+ ……主句：主語+ would （should, could, might） + have +過去完成式動詞+……故選 D考點(diǎn)：考查虛擬語氣的用法。29．—Swimming in the river for teenagers is very dangerous.—So it is. If I ________ them, I ________ a shower at home.A．a(chǎn)m。 would take B．were。 will takeC．was。 would take D．were。 would take【答案】D【解析】試題分析：—在河里游泳對青少年是非常危險(xiǎn)的。—的確如此。如果我是他們，我會在家洗澡。if從句表假設(shè)，與現(xiàn)在事實(shí)相反，be動詞則用were ，無論第幾人稱做主語。主句常用would 跟動詞原形。故選D?？键c(diǎn)：考查固定句式的用法。30．—I like drinking wine. But people who drink wine aren’t allowed to drive.—If I you, I would give up wine.A．were。 drinking B．a(chǎn)m。 drinkingC．were。 drink D．was。to drink【答案】A【解析】考查虛擬語氣和非謂語動詞的用法。根據(jù)句意可知，該句使用了虛擬語氣，if引導(dǎo)的從句使用一般過去時(shí)，用were；give up后面接動詞的現(xiàn)在分詞。故選A。31． — I don’t know what to do.— If I you, I buy a guidebook.A．a(chǎn)m。 will B．a(chǎn)m。 would C．were。 will D．were。 would【答案】D【