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1、Unit15 LearningGrammar 2Ⅰ.单项填空1.Howsadsheis!HowIwishI________herthebadnews.A.didn'ttellB.wouldn'ttellC.hadn'ttoldD.hasn'ttold答案与解析 C wish的后面接宾语从句时，用过去完成时表示与过去事实相反的假设。2.Nowmyfatherisillinhospital.I________moreattentiontohishealth.A.shouldhavepaidB.shouldpayC.musthavepaidD.mustpa
2、y答案与解析 A “shouldhave＋过去分词”表示过去应该做，但没有做的事情。“musthave＋过去分词”表示推测过去肯定做了某事。3.Thisworldissofullofknowledge.HowIwishI________everythingintheworld.A.knowB.knewC.hadknownD.wouldknow答案与解析 B wish后面接宾语从句时，用一般过去时表示与现在事实相反的假设。4.HowsmoothlyshespeaksEnglish!HowIwishIcouldspeakEnglish________sh
3、edoes!A.asgoodasB.aswellasC.assoonasD.asfaras答案与解析 B 此处表示“与……一样好”，修饰动词speak，只能用副词well。5.—I'msorryIdidn'tcatchtheflighttoSanFrancisco.—Whatapity!You________upearlythismorning.A.shouldgetB.shouldhavegotC.mustgetD.musthavegot答案与解析 B shouldhavegotup表示“本应该早些起床的”，而实际未早起，含有指责意味。6.____
4、____，wecouldnothavefinishedtheworkontime.A.IftheydonothelpusB.WasitnotfortheirhelpC.ShouldtheyoffertohelpusD.Butfortheirhelp答案与解析 D 考查含蓄虚拟条件句的用法。这句话的意思是：要不是他们帮忙，我们是不会按时完成工作的。7.IfonlyI________howtooperateacomputerasyoudo!A.hadknownB.wouldknowC.shouldknowD.knew答案与解析 D ifonly引导的句子
5、，与wish用法一样，对现在的情况进行虚拟，用过去时。句意：要是我像你一样懂得怎样操作计算机就好了。8.IfI________you,I________moreattentiontoEnglishidiomsandphrases.A.was;shallpayB.am;willpayC.wouldbe;wouldpayD.were;wouldpay答案与解析 D 考查虚拟语气。对现在情况虚拟的句子，条件句用一般过去时，be动词要用were，主句用“would＋动词原形”。9.Wecannotimaginewhatourworld________like
6、withoutelectricpower.A.isB.willbeC.wouldbeD.were答案与解析 C 考查含蓄虚拟条件句。without短语相当于一个条件句ifourworldhadnoelectricpower。对现在或将来情况的虚拟，主句用“would＋动词原形”。10.Weallagreedtohersuggestionthatwe________totheGreatWallforsightseeing.A.willgoB.goC.shallgoD.shouldhavegone答案与解析 B 考查虚拟语气。表示“建议”“要求”“命令”
