1主要用法：1)主语2)表语3)宾语4)宾补5)定语6)状语7)疑问词+不定式8)不定式复合结构9)不定式主动表被动10)it 指代不定式11)不定式时态12)不定式的省略一. 做主语Toseeistobelieve.Itfeelsgoodtobeouthereforawalk.二. 作表语Toseeistobelieve.Mywishistolivepeacefully.三. 做宾语Iwanttomakeacall.Hemanagedtopassthedrivingtest.区别：2trytodo/doing 努力做/尝试做3stoptodo/doing 停下一件事去做另一件事/停下正在做的事remember（forget,regret）todo/doing 没有做用 todo;做过了用 doingmeantodo/doing 打算做/意味着goontodo/doing 接着做另一件事/继续做同一件事四. 做宾补感官动词/使役动词+宾语+do（这里免 to 的不定式作宾补）常用的感官动词：see,hear,feel 常用的使役动词：have,letTheyknewherverywell.Theyhadseenhergrowupfromchildhood.Asyou'veneverbeenherebefore,I'llhavesomeoneshowyoutheway.（90 上海）Themotherfeltherselfgrowcoldandherhandstrembledasshereadtheletterfromthebattlefield.（2006上海）五. 作定语用法 1：不定式和被修饰词之间有动宾关系。Idon'thaveapentowritewith.Thereisnothingtoworryabout.I'vefoundahousetolivein.Hegavemeachairtositon.Ilitacandletoreadby.用法 2：将要发生Inthefewweekstocome,we'llhavemoreactivitieslikethis.Intheclassestofollow,he'llteachusmoregrammar.TheChinesepeopleareproudoftheOlympicGamestobeheldinBeijing.用法 3：介词+which/whom+todoThepoormanhasnohouseinwhichhecanlive.4=Thepoormanhasnohouseinwhichtolive.IwantsomemoneywithwhichIcanbuyabook.=Iwantsomemoneywithwhichtobuyabook.用法 4:序数词后用不定式。Sheisalwaysthefirsttogettoschool.Heisalwaysthelasttoleavetheclassroom.［高考］一 Thelastonepaysthemeal.一 Agreed!A.arrivedB.arrivesC.toarriveD.arriving（C）六. 做状语（一）目的状语Torealizemydream,Imustworkhard.Tosleeplateinthemorning,Bobturnedoffthealarm.（2001 春）区别：to,inorderto,soasto（二）结果状语Hehurriedtothestation,onlytofindthatthetrainhadgone.Hehurriedtothebookingoffice,onlytobetoldthattheticketshadbeensoldout.结论：onlytodo 常用于结果状语，表示不太好的结果。such...asto/so...asto 如此…以致Heissuchafoolishmanastobelievehiswife.Heissofoolishastobeli...
