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1、动词不定式表目的详解非谓语一、分类动词不定式todo表目的,将来现在分词doing表主动,正在进行动名词doing过去分词done表被动,已经完成1、作主语eg.1.Toplaywithmatchesisdangerousforus.=2.Toteachsuchanaughtyboyisnoteasy.=3.Togivemethewrongnumberiscarelessofyou.=4.Ittookusawholewintertobuildthewoodenbridge.Itis+adj.+(for/ofsb.)todo
2、sth.*adj.表示人的性格品质时用ofeg.foolish,stupid,sillybraveclever,smart,wise,intelligentkind,nice2.作宾语:动词不定式常常作某些动词的宾语hopetodo,wishtodo,learn,like,love,manage,plan,remember,forget,try,decide,fail,offer(表示要),promise,start/begin…Theyoungmanofferedtocarrythesuitcaseforgrandma.
3、Ifounditdifficulttoworkouttheproblem.find/think/wantit+adj.todosth.注意:Idon’tknowwhatIwilldo.=Idon’tknowwhattodo.Heisn’tsurewhenhecanfinishthework.=Heisn’tsurewhentofinishthework.+疑问词+todoknow,wonder,decide,remember,learn,tell,show,teach等复合句简单句3.作后置定语eg.1.Haveyougo
4、tanythingformetoread?2.It’stimetowatchTVnews.3.Thereisanimportantmeetingformetoattend.4.Theroomisbigenoughforustolivein.*后置定语中的动词为vi,介词不能忘eg.apentowritewithapieceofpapertowriteonafriendtotalkto5.作表语用于be动词后作表语Eg.Mywishistobecomeacollegestudent.Themostimportantthing
5、istobehonest.6.作状语目的状语to/inorderto/soastoHegotupearlytocatchtheearlybus.=Hegotupearlyinordertocatchtheearlybus.=Hegotupearlysoastocatchtheearlybus.=Tocatchtheearlybushegotupearly.=Inordertocatchtheearlybushegotupearly.两个表目的专业户inordertodosoastodo较多用于句首较多用于句中In
6、ordertoescapefromthepanda,MissBamboorunsquicklyMissBamboorunsquicklysoastoescapefromthepanda三者的区别比较区别语气更强烈文体更正式inordertodo/soastodotodoinordertodosoastodo注意点so+形容词/副词+asto即可表目的也可表结果Missbamboorunssoquicklyastoescapefromthepanda.判断意思要结合具体语境否定式的用法表否定目的not在to前inordern
7、ottodosoasnottodo注意一般不用nottodo(表结果)inordernottobeeatenbythepanda,MissBamboorunsquicklyMissBamboorunsquicklysoasnottobeeatenbythepanda实战演练8.________theemployees'workingefficiency,thesupervisorwillallowthemtohaveacoffeebreak.(2006上海春)A.ImprovingB.ToimproveC.Havingim
8、provedD.Improved实战演练(09天津)25.______theprojectintime,thestaffwereworkingatweekends.CompetingHavingcompletedTohavecompletedTocomplete实战演练例:Inordertogainab