unit4Grammar课件

1时间状语(可改为时间状语从句；也可在过去分词前加上连词“when，让步，条件，）egOncediscovered，waterwillturnintovapourUnitedwestand;dividedwefail4让步状语(有时可加although，while，原因，though，也可转换成让步状语从句）egThoughwarnedofthestorm，IpromisedtogivehimsomehelpInjuredintheleg，wecoulddoitbetterIfheatedtoahightemperature，followedbyagroupofstudentsTheteacherstoodthere，disappointedTheteacherenteredtheclassroom，Tomdidn’tknowwhattodo3条件状语(可加连词if，hecouldn’twalkanyfurtherSurprisedatwhathadhappened，thelakelooksbeautifulDon’tspeakuntilspokento2原因状语(可改为原因状语从句或并列结构）egMovedbyhiswords，unless等；也可换成条件状语从语）egGivemoretime，方式，theenemieswerecompletelywipedoutSeenfromthehill，相当于副词，”hesaid，until”等，过去分词在句中可以作状语，判定方法分词所表示的动作的逻辑主语与句子的主语一致；分词所表示的动作与其逻辑主语之间存在逻辑上的被动关系，表示时间，thefarmerswerestillworkinginthefieldsThismaterialdoesn’texpandwhetherheatedornot5方式或伴随状语(可改为并列结构或并列从句）eg“He’sright，pleasedHeturnedaway，evenif，eventhough，whether…or等连词，伴随等，使其时间意义更明确，surroundedbyman，