【正文】 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。考點：考查虛擬語氣。25． Had he studied harder, he_______ the exams.A．must have got through B．could get throughC．would get through D．would have got through【答案】D【解析】試題分析：句意:如果他學習再努力一點，他就能通過考試了。 drinking C．were。d buy her sister the expensive car.A．was B．were C．is D．be【答案】B【解析】試題分析：句意：假如他哥哥是百萬富翁，他會為她妹妹買這輛昂貴的汽車。 could C．had。14．The air pollution is worse and worse. The government suggests that people ____ to work by subway or by bus.A．go B．goes C．going D．to go【答案】A【解析】【詳解】句意：空氣污染越來越糟糕。11．Luckily, he wasn’t driving fast at the time of accident。表示與現(xiàn)在事實相反的假設，If+主語+動詞過去式（be動詞用were），主語+would/should/might/could+動詞原形。故選B。點睛：虛擬情況從句主句對現(xiàn)在的虛擬過去式（be一般用were）should/would/could/might+do對過去的虛擬had+過去分詞should/would/could/might+have done對將來的虛擬過去式（be一般用were）should/would/could/might+doshould+動詞原形were+to do3．Mr. White _____ at 8:30 for the meeting, but he didn39。根據(jù)題意及句型，故選D。 B．were otherwise, I am sure, it _______ a more serious accident.A．would be B．were C．would have been D．had been【答案】C【解析】【詳解】句意：幸運的是，事故發(fā)生時他沒有開快車；否則，我相信，這將是一個更嚴重的事故。政府建議人們乘地鐵或者乘公交車去上班。 would D．had。虛擬語氣的結(jié)構(gòu)為虛擬語氣用法歸納 虛擬語氣：表示所說的話不是事實，或不可能發(fā)生，只是說話人的一種說話人的主觀愿望、假設、猜測、建議、或推測。 drink D．were。must have got through 一定通過；could get through 可能通過；would get through 會通過；would have got through 會通過。28．—Swimming in the river for teenagers is very dangerous.—So it is. If I ________ them, I ________ a shower at home.A．a(chǎn)m。30．If I ______ you, I ______invite him to go to see a movie.A．a(chǎn)m。call the police right away【答案】D【解析】考查虛擬語氣和情境交際的用法。故選D。考點：考查虛擬語氣的用法。 to drink B．a(chǎn)m。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”：1