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1、Unit6EnjoyingCyclingGrammar五星乡中心校李保明TheInfinitive动词不定式Learningaims1.Mastertheformoftheinfinitive2.Mastertheuseoftheinfinitive3.Dosomeexersisesaccordingtothegrammar定义：To+动词原形常见形式： 1.肯定式：todo 2.否定式：nottodo 3.疑问式：wh~todo 4.复合式：forsb.todo ofsb.todo不定式的用法1.作主语TolearnEnglishwellisimportant
2、. =ItisimportanttolearnEnglishwell.主语过长后置主语形式主语2.作表语此类主语多为duty/wish/hope/idea/plan/ambition/dream/work/job等名词(1)Mywishis_____________(是成为一名歌手）(2)Myhopeis_________________（是通过这次考试）(3)Anotherproblem__________________(在哪里停车）tobeasingertopasstheexamwheretostop3.作宾语1.我想买台电脑。(buy) I____
3、_________acomputer.2.她希望能找到一份更好的工作。She________________abetterjob.常见接不定式宾语的动词：agree,begin/start,choose,continue,decide,expect,fail,fear,forget,hate,hope,learn,like,love,mean,need,offer,plan,prefer,prepare,promise,refuse,remember,want,wish词组：wouldlike/lovetodo,can’taffordtodo,can’twait
4、todo,goontodo,waitforsbtodo,wanttobuyhopestofindTheteachertoldmetocleantheblackboard.Iexpectyoutogivemesomehelp.4.作宾补四看watchseelookatnotice三使letmakehave二听listentohear一感觉:feel5.作定语放在被修饰词的后面，与被修饰词有动宾关系或主谓关系。1.Givemesomethingtodrink.2.Ihavetwobookstoread.3.Heaskedforaroomtolivein.4.Idon
5、’thaveapentowritewith.5.Theiceishardenoughtoskateon.6.Hehasnopartnertoplaywith.注意：作后置定语的与被修饰词有动宾关系。若是不及物动词,则要添加适当的介词，如例3,4，5，6。6.状语1.形容词后作原因状语：(或称为形容词宾语)I’msorrytohearthat.2.目的状语：Hestoppedtotalkwithme.3.结果状语：Theboxistooheavyformetocarry.Theboxisnotlightenoughformetocarry. Theboxissoh
6、eavythatIcancarryit.注意：tocarry的宾语it被去掉了。常见表状语的不定式结构： 目的：stoptodo,trytodo,hurrytodo,inorderto,soasto,结果：too…to…,(not)…enoughto…,动词不定式与疑问词连用(Who,when,where,what,how,howmany……)1.Idon’tknowwhatIshoulddo.=Idon’tknow.2.CanyoutellmehowIcangettothestation?=Canyoutellmetothestation.whattodoho
7、wtoget当从句的主语和主句的主语或宾语一致时，可以在特殊疑问词后接动词不定式，转为简单句。forgettodoforgetdoing忘记要去做某事3.忘记做过某事remembertodorememberdoing记得要去做某事记得做过某事goontodogoondoing继续做另一件事情继续做同一件事情trytodotrydoing设法做某事尝试做某事stoptodostopdoing停下来去做另一件事停止做某事ExerciseLookatthepicturesandwritethelettersinthebubbles.DCABA.Doyouwanttoo
8、rderthechoco
