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1、英语译林牛津选修6Unit4同步学案（语法）（精品）M6unit4Grammar:Unrealconditionals第二课时LearningAims:上单元我们主要学了if主从句在现在/过去/将来虚拟语气中的运用，除if的省略外，本单元将讨论虚拟语气的其他几个难点。1．错综时间条件句：主句和从句的时间不同（常见从句假设过去，主句假设现在），因此产生了前后动词的形式差异。EgIfyouhadstudiedhardbefore,youwouldbeacollegestudentnow,andyouwouldgraduatefr
2、omacollegeinfouryears’time.2．含蓄条件句：除if从句外，一些介词/连词也可以用于虚拟语气（常见有otherwise,or,with,without,butfor…）EgWhatwouldyoudowithamilliondollars?Wecouldn’thavefinishedtheworkaheadoftimewithoutyourhelp.Butforyouradvice,Icouldn’thavedoneitsosuccessfully.Hetelephonedtoinformmeofyo
3、urbirthday,orIwouldhaveknownnothingaboutit.Imighthavegivenyoumorehelp,butIwastoobusy.3．其它典型的引导虚拟语气的状语从句连词还有evenif(即使),asif(仿佛),ifonly(要是…就好了),incase(万一)..EgIfonlyIhadn’twastedmyvaluabletimeintheschool.Theytalkedasiftheyhadbeenfriendsformanyrears.4．一些动词引导的宾语从句也常用虚拟语
4、气，如wish/wouldrather…EgI’dratheryoupostedtheletterrightaway.Iwishthatyouhadn’ttoldmyparents.5．特殊形式的虚拟语气（1）表示要求/建议/命令/提义/愿望等的主语从句.宾语从句.表语从句和同位语从句，其虚拟形式为should+do,should可以省略。EgShesuggestedthatwe(should)keepthedoorlocked.Itismyadvicethatweputitoff.此类常见词有_______________
5、__________________________________________________________________________________________________________________________________________________________________________________________________（2）用于Itis+adj/nthat结构中的虚拟语气，其形式为___________________________EgItisessent
6、ialthatheshouldbepreparedforthis.Itisstrangethatheshouldhavefailed.Itishightimethatwegotupandmadepreparations.【巩固练习】单项填空1.(2012·上海高二检测)__________enthusiasmwhenheheardouradvice,hedidn’ttakeanynotice.A.TolackB.LackingofC.TolackinD.Lacking2.Thegovernmenthasdecidedto__
7、________aspecialfundtosupportthosepoorkids.A.setoutB.setoffC.setupD.setabout3.Generallyspeaking,youngpeoplecaneasily__________thenewlifeabroad.A.prefertoB.refertoC.adjusttoD.lookforwardto4.__________isknowntousall,thingscaneasilygowrongwhenpeopleareunder__________.
8、A.Which;controlB.As;loadC.It;strengthD.As;stress5.(2012·温州高二检测)—ThesedaysIcanonlysleepforfourorfivehoursatnightasI’mtoobusywithmyresearchwork.—If
