高中英语 Unit 3 The meaning of colour Section Ⅳ Grammar Writing教案（含解析）牛津译林版选修9-牛津版高二选修9英语教案.doc

状语从句SectionⅣGrammar&Writing一、定义状语从句(AdverbialClauses)指用作状语起副词作用的句子。根据其作用可表示时间、地点、原因、条件、目的、结果、让步、方式和比较等。状语从句一般由从属连词引导也可以由词组引导。从句位于句首或句中时通常用逗号与主句隔开位于句尾时可以不用逗号隔开。二、状语从句的分类类型连接词例句时间状语从句常用引导词：whenaswhileassoonasbeforeaftersincetilluntil特殊引导词：theminutethemomentthesecondeverytimethedaytheinstantimmediatelyinstantlydirectlynosooner...thanhardly...whenscarcely...whenThechildrenranawayfromtheorchard(果园)themomenttheysawtheguard.NosoonerhadIarrivedhomethanitbegantorain.EverytimeIlistentoyouradviceIgetintotrouble.地点状语从句常用引导词：where特殊引导词：whereveranywhereeverywhereGenerallyspeakingairwillbeheavilypollutedwheretherearefactories.Whereveryougoyoushouldworkhard.原因状语从句常用引导词：becausesinceas特殊引导词：seeingthatnowthatinthatconsideringthatgiventhatNowthateverybodyhascomelet’sbeginourconference.目的状语从句常用引导词：sothatinorderthat特殊引导词：lestforfearthatinthehopethatforthepurposethatThebossaskedthesecretarytohurryupwiththeletterssothathecouldsignthem.结果状语从句常用引导词：so...thatsuch...thatsothat特殊引导词：tothedegreethattotheextentthattosuchadegreethatHegotupsoearlythathecaughtthefirstbus.It’ssuchagoodchancethatwemustnotmissit.条件状语从句常用引导词：ifunless特殊引导词：as/solongasonlyifproviding/providedthatsupposingthatincasethatonconditionthatYouwillcertainlysucceedsolongasyoukeepontrying.Providedthatthereisnooppositionweshallholdthemeetinghere.让步状语从句常用引导词：thoughalthoughevenifeventhough特殊引导词：as(用在让步状语从句中必须要倒装)while(一般用在句首)nomatterwh­inspiteofthefactthatwhateverwhoeverwhereverwheneverhoweverwhicheverMuchasIrespecthimIcan’tagreetohisproposal.Theoldmanalwaysenjoysswimmingeventhoughtheweatherisrough.Nomatterhowhardhetriedhecouldnotchangehermind.比较状语从句常用引导词：as(同级比较)than(不同程度的比较)特殊引导词：themore...themore...;justas...so...Thehouseisthreetimesasbi