【三维设计】2013高中英语Unit21HumanBiologySectionⅠ语法讲座专题练习课下作业北师大版选修7Ⅰ.用所给词的适当形式填空1．Ifithad_rained(rain)lastnight,thegroundwouldbewetnow.2．Ifshehadgotfinancialaid,shewouldgraduate(graduate)fromacollegethisfall.3．Ifwehadn'tmadeadequatepreparations,weshouldn't_dare(notdare)todotheexperimentnextweek.4．Ifhehad_listened(listen)tome,hewouldnotbeinsuchtroublenow.5．Ifyouhadnotstudiedtheproblemcarefully,youwould_find(find)difficultynow.6．IfIhad_studied(study)harderinschool,Icouldqualifyforthejobnow.7．IfIwere_not_to_make(make)apreparationformyexperimentthisafternoon,Iwouldhavegonetoseethefilmwithyoulastnight.8．Ifweshouldn'thaveanexamthisafternoon,Iwould_go(go)shoppingnow.Ⅱ.完成句子1．他要是多得六票，现在就是我们的主席了。Ifhewould_besixmorevotes,hehad_receivedourchairmannow.2．如果玛丽是一位个性强的姑娘，当时她就会拒绝老板了。IfMarywereagirlofstrongcharacter,shewould_have_said“No”toherboss.3．要不是有医生的照料，我此时就不会在这里和你说话了。Ifithadn't_beenforthedoctor'scare,Iwould_not_be_speakingtoyounow.4．如果你登上那航班，你现在就不会在此享受生活了。Ifyouhad_goneonboardtheplane,youwould_not_be_enjoyingyourlifeherenow.5．如果你(那时)听从医生的建议的话，现在就不会有事了。Ifyouhad_followedthedoctor'sadvice,youwould_beallrightnow.Ⅲ.单项填空1．________todothework,Ishoulddoitsomeotherday.A．IfwereB．IwereC．WereID．WasI解析：选C。在虚拟条件状语中有were,should,had这三个词，通常将if省略，主语提前，变成were,should,had＋主语的形式。但要注意，在虚拟条件状语从句中，省略连词的倒装形式的句首不能用动词的缩略形式。如我们可说WereInottodo,而不能说Weren'tItodo。2．________sobusy,shewouldcometohelpyou.A．ShouldmydaughterB．WasmydaughternotC．IfmydaughterwerenotD．Ifmydaughterisn't解析：选C。考查与现在事实相反的虚拟语气。表示与现在的事实相反的假设，从句用过1去时。3．—Shallwetakethe10：20train?—No.Ifwetookthattrain,we________toolate.A．arriveB．arrivedC．willarriveD．wouldarrive解析：选D。考查与将来情况相反的虚拟语气。句意：“我们坐10：20的火车怎么样？”“不行。如果我们坐10：20的火车，我们会到达的很晚。”主句用“would/could/might＋动词原形”，故选D项。4．—HowIwanttohavestudiedharderwhenIwasinschool.—Ifyouhad,you________workintolateeverydaynowadays.Anyhow,betterlatethannever.A．don'tB．wouldn'tC．didn'tD．won't解析：选B。考查错综时间条件句的虚拟语气。第一句的信息wanttohavestudied就已表明是表示事与愿违的虚拟语气。第二句的信息词had与nowadays则表明了过去与现在的时间混合。句意：“我在学校读书时，应该更努力点啊。”“要是你努力了，你就不会是现在每天都工作这么晚了。不管怎样，亡羊补牢为时不晚。”使用wouldn't强调与现在事实相反的虚拟语气。5．—You________betternowifyouhadlistenedtome.—NexttimeIwill.A．wouldbeB．willbeC．wouldhavebeenD．hadbeen解析：选A。第一句句意：如果你听我的，你现在就会好了。由此可判断这是个混合虚拟条件句，从句与过去相反，主句与现在相反，主句的谓语动词应用would＋动词原形。6．—Whatshouldwedonext!—Well,ifDad________here,hewouldknowwhattodo.A．wereB．hadbeenC．beD．is解析：选A。考查虚拟语气。根据语境可知，从句表示与现在事实相反的假设，故选A项。7．—Luckilywehadarrivedbeforetheraincame.—Yes,we________intherainnowifwe________earlier.A．wouldwalk;hadn'tstartedoutB．wouldhavewalked;haven'tstartedoutC．wouldbewalking;hadn'tstartedoutD．arewalking;didn'tstartout解析：选C。由题意知，条件句是与过去事实相反；由now可知主句是与现在事实相反，所以选C。8...
