Unit+3+On+the+Move++Using+Language语法 高中英语外研版（2019）必修第二册.pptxVIP

Unit3OnthemoveUsinglanguage外研必修第二册

12Tounderstandtheusagesofto-infinitiveasattributiveandadverbialofresult,andapplythemintherealcontext.Tolearnvocabularyandexpressionsaboutdifferentsportsandtheirbenefits.

1.谓语动词：在句中充当谓语的动词2.非谓语动词：在句中不充当谓语的动词什么叫非谓语？也就是说，非谓语除了谓语，其他成分都能充当哟。不定式（todo）现在分词（v-ing)过去分词（v-ed)Shegotoffthebus,but(leave)herhandbagonherseat.Shegotoffthebus,(leave)herhandbagonherseat.leftleaving非谓语使用条件：没有连词，还有别的动词出现时

非谓语动词doing主动进行动名词现在分词done被动完成todo目的未做

todo的基本结构（时态＋语态）主动形式被动形式一般式todotobedone完成式tohavedonetohavebeendone进行式tobedoing无完成进行式tohavebeendoing无

todo的基本结构（时态＋语态）主动形式作用被动形式todo目的；将来tobedone

Tofinishtheworkontimeisdifficult.Herefusedtohelpme.Ourparentsexpectustogotoagooduniversity.Heisalwaysthefirsttocome.Hegotupearlytocatchthefirstbus.Iamhappytoseeyou.Hehurriedtothestationonlytofindthebushadgone.Mydreamistogotoagooduniversity.不定式在句子中可以做哪些成分？主语宾语补语定语目的状语原因状语结果状语表语

Thatfootballissuchasimplegametoplayisperhapsthebasisofitspopularity.todo作定语首先，动词不定式作定语，一般置于被修饰的名词或代词后。

1.n.+todo+.Thereisnothingtoworry.没有什么可担心的。Shehasachildtotakecare.她有一个孩子要照顾。Ineedapentowrite.我需要一支可以写的笔。Ineedapieceofpapertowrite.我需要一张写字用的纸。todo作定语使用注意事项介词aboutofwithon注：被修饰词是time、place或way时，不定式后的介词要省去。…waytodo“…的方式”…timetodo“…的时间”…placetolive“居住的地方”

2.theonly/thelast/thenext/the+序数词/the+最高级+名词复数+todoHeisalwaysthefirstperson(come)andthelastone(leave).Isupposethisistheeasiestmethod(grasp).Heistheonlyworker(attend)themeeting.tocometoleavetograsptoattend

3.the+ability/ambition/anxiety/decition/desire/failure/offer/permission/plan/promise/refusal/wish/chance+todoTheability