【正文】 。所以描述的是過(guò)去的事情，故我過(guò)去很忙應(yīng)該用過(guò)去時(shí)。50． 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(huà)，我肯定會(huì)幫助你的，但是我太忙了。49．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(shí)間，我就會(huì)好好休息一下。用if引導(dǎo)的虛擬條件句，虛擬現(xiàn)在時(shí)表示與現(xiàn)在事實(shí)相反的假設(shè)，其if 從句的謂語(yǔ)形式用動(dòng)詞的過(guò)去式（be 一般用were），主句用would/ should/ could/ might +動(dòng)詞原形，例如：If I were in your position I would marry 。48．Can you tell me what to wear at the party? If I ___you,I___the blue jeans.A．was,will wear B．a(chǎn)m,will wear C．were,would wear D．were,wore【答案】C【解析】試題分析：句意：你能告訴我穿什么參加聚會(huì)嗎？如果我是你，我會(huì)穿藍(lán)色的牛仔褲。故選C。47．If I _____you. I would wear jeans to the party.A．a(chǎn)m 【答案】C【解析】試題分析：句意:如果我是你，我就穿牛仔褲去宴會(huì)?？疾樘摂M語(yǔ)氣。根據(jù)題意，故選B。我建議你多吃點(diǎn)蔬菜。45．You are overweight. You’d better any junk food. I suggest you more vegetables.A．not to eat, to have B．not eat, have C．not eat, to have D．not to eat, have【答案】B【解析】【詳解】句意：你超重了。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(guò)去式（be通常用were），主句謂語(yǔ)用“should （would, could, might）+動(dòng)詞原形” 與過(guò)去事實(shí)相反 若與過(guò)去事實(shí)相反，條件從句的謂語(yǔ)用過(guò)去完成時(shí)（had+過(guò)去分詞），主句謂語(yǔ)用“should （would, could, might）+have+過(guò)去分詞”與將來(lái)事實(shí)相反 若與將來(lái)事實(shí)相反，條件從句的謂語(yǔ)用過(guò)去式（be通常用were），主句謂語(yǔ)用“should （would, could, might）+動(dòng)詞原形”：44．I don’t know if he _______tomorrow.A． Will e B．es C．came D．has e【答案】A【解析】考查時(shí)態(tài)。只有在非真實(shí)條件句中才使用虛擬語(yǔ)氣?？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(lái)表示說(shuō)話(huà)人所說(shuō)的話(huà)并不是事實(shí)，而是一種假設(shè)、愿望、懷疑或推測(cè)。如果我有時(shí)間，我會(huì)去的。選B。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(guò)去式（be通常用were），主句謂語(yǔ)用“should （would, could, might）+動(dòng)詞原形” 與過(guò)去事實(shí)相反 若與過(guò)去事實(shí)相反，條件從句的謂語(yǔ)用過(guò)去完成時(shí)（had+過(guò)去分詞），主句謂語(yǔ)用“should （would, could, might）+have+過(guò)去分詞”與將來(lái)事實(shí)相反 若與將來(lái)事實(shí)相反，條件從句的謂語(yǔ)用過(guò)去式（be通常用were），主句謂語(yǔ)用“should （would, could, might）+動(dòng)詞原形”：句意：如果我是你，我會(huì)學(xué)習(xí)更努力。只有在非真實(shí)條件句中才使用虛擬語(yǔ)氣。42．If I were you, I ________ study harderA．had B．would C．did D . do 【答案】B【解析】試題分析：虛擬語(yǔ)氣是一種特殊的動(dòng)詞形式，用來(lái)表示說(shuō)話(huà)人所說(shuō)的話(huà)并不是事實(shí)，而是一種假設(shè)、愿望、懷疑或推測(cè)。故選C。虛擬語(yǔ)氣用來(lái)表示說(shuō)話(huà)人的主觀愿望或假想，而不表示客觀存在的事實(shí)，所說(shuō)的是一個(gè)條件，不一定是事實(shí)，或與事實(shí)相反。 考點(diǎn)：考查虛擬語(yǔ)氣。句意：如果你有一百萬(wàn)，你會(huì)做什么？ 我會(huì)把它捐給醫(yī)學(xué)研究?？键c(diǎn)：考查虛擬語(yǔ)氣。如果我有時(shí)間，我一定會(huì)去的。39．— Come and join us, Ben!— I’m afraid I can’t. I’m too busy now. If I ________ time, I would certainly go.A．had B．will have C．have had D．have【答案】A【解析】試題分析：試題解析：句意：本，來(lái)加入我們吧！——恐怕我不能。所以選C。38．If I you, I invite him to go to see a movie.A．a(chǎn)m, would B．were, willC．were, would D．was, will【答案】C【解析】試題分析：句意：句意：如果我是你，我會(huì)邀請(qǐng)他去看電影。句子用虛擬語(yǔ)氣，所以動(dòng)詞用過(guò)去式，would，had，故選B。考點(diǎn)：考查虛擬語(yǔ)氣的用法37． I________ a big house for my family if I _____ a lot of money．A．would buy, have B．would buy, had C．will buy。虛擬語(yǔ)氣是一種特殊的動(dòng)詞形式，用來(lái)表示說(shuō)話(huà)人所說(shuō)的話(huà)并不是事實(shí)，而是一種假設(shè)、愿望、懷疑或推測(cè)。考點(diǎn): 考查虛擬語(yǔ)氣的用法。如： I were you, I would join the army. she had time, she should go with you.。35．If it were Sunday today, I________ go to school.A．shan’t B．would not C．can’t D．won’t【答案】B【解析】試題分析：句意：如果今天是星期天，我將不去上學(xué)。 其虛擬語(yǔ)氣的結(jié)構(gòu)為：從句：if + 主語(yǔ)+ 動(dòng)詞的過(guò)去式（be用were） + ……主句：主語(yǔ)+ would （should, could , might） + 動(dòng)詞原形 + ……例如：If I were you, I would read it again. 如果我是你的話(huà)，我再讀一遍。如果我是你，我將會(huì)放棄喝酒。 drinking【答案】D【解析】試題分析：句意：我喜歡喝酒。 drinking C．were。34．—I like drinking wine. But people who drink wine aren’t allowed to drive.—If I you, I would give up wine.A．was。所以選B。但你沒(méi)有?？键c(diǎn)：考查虛擬語(yǔ)氣的用法。句意：如果你遇到一場(chǎng)交通事故你該怎么做？我將打電話(huà)報(bào)警?？键c(diǎn)：考查虛擬語(yǔ)氣的用法