（本模板为Word格式，可根据您的需要调整内容及格式，欢迎下载。）PAGE\*MERGEFORMAT5条件状语的测试与备考指南王祥玉邮编：466100Email：ssygwxy@yahoo.com.cn“条件”表达法是中学英语中相当重要的语言现象，也是高考测试的重点和难点，为使同学们更好的'复习和运用，减少失误，现就其相关知识与考点作如下归纳分析：条件即一个动作或一种情况发生存在的前提，有真实条件和非真实之分。简述如下：一从句常用来引导条件从句的连词有：if，unless，evenif，incase，aslongas，solongas，sofaras，Onconditionthat，1考查incase引导条件句的用法[NMET2000]Idon’tthinkI’llneedanymoneybutI‘llbringsome_____.AatlastBincaseConceagainDintime本题考查incase引导条件句的用法,答案为:B..incase引导条件句,其意为“假使；以防（万一）”。其位置较为灵活，可置于句首或句尾。其时态常用一般现在时表示将来，但也可用“should﹢动词原形”。例如：Bequietincaseyoushouldwakethebaby（2000春季京皖卷）(答案:C)Johnmayphonetonight。Idon’twanttogoout____hephones.AaslongasBinorderthatCincaseDsothat2考查if引导条件句的用法[NMET2000]TheWTOcan’tliveuptoitsname____itdoesnotincludeacountrythatishometoonefifthofmankindAaslongasBwhileCifDeventhough本题考查If引导条件句的用法,答案为:C.在if引导的条件句中,应注意时态的对应性,一般来说,if引导的条件句常用一般现在时或现在完成时表示将来而主句常用一般将来时,祈使句或情态动词的一般式.(MET1992)(A)Ifcitynoises___fromincreasing,people____shoutedtobeheardevenatthedinnertable20yearsfromnow.Aarenotkept;willhavetoBarenotkept;havetoCdonotkeep;willhavetoDdonotkeep;haveto3考查unless引导条件句的用法[NMET1992]Youwillbelate___youleaveimmediately.AunlessBuntilCifDor答案：A。unless引导的从句，意义为“除非，如果不”相当于“if….not”4考查if引导省略条件句的用法[上海高考卷1998]If____thesameattentionagain,heissuretogetwellAgivingBgiveCgivenDbeinggiven答案：C.在条件状语从句中,如果从句的主语与主句的主语一致,且从句中有系动词be,可以将从句主语及be省去,构成省略.5考查if省略的条件句的用法[上海高考卷1994]itraintomorrow,wewouldhavetoputoffthevisittotheYangpuBridgeAWereBShouldCWouldDWill答案：B.本题属于虚拟语气倒装形式.若省略if可将were,(had,should)提到句首变为倒装形式。IfIwereatschoolagain，Iwouldstudyharder→WereIatschoolagain，IwouldstudyharderIfyouhadcomeearlier，youwouldcatchthebus。→Hadyoucomeearlier，youwouldcatchthebus。若省略的条件句中的谓语动词是否定形式时，不能用动词缩写形式。误：Weren’titfortheexpense,Iwouldgoabroadnow正;Wereitnotfortheexpense,Iwouldgoabroadnow二分句1考查“祈使句﹢and/or/orelse/otherwise﹢简单句”祈使句表示条件,简单句表示结果，但表达的意义比if从句更为紧迫。[NMET1998]_____itwithmeandI’llseewhatIcandoAwhenleftBleavingCifyouleaveDleave答案：D,(上海高考卷1998)Onemoreweek,____wewillaccomplishthetaskAorBsothatCandDif答案：C.2由