不定式功能:作宾语补足语 作宾语 动词不定式作宾语 [解题过程] 不定式做宾语和宾语补足语.后面能接不定式作宾语的动词有:agree,ask,choose,decide,forget,hope,learn,want,wish,would like等.如:We hope to get there before dark.我们希望天黑以前到那儿.The girl decided to do it herself.那个姑娘决定自己做那件事.注意 动词不定式作宾语的注意事项(2点) 1.有些动词既可跟不定式作宾语,也可跟动名词作宾语,但含义不同:remember to do 记住要做某事;remember doing 记得曾经做过某事 forget to do忘记要做某事 forget doing 忘记曾经做过某事 stop to do 停下来去做某事 stop doing 停止做某事 go on to do 继续做另一件事 go on doing 继续做原来在做的事 I remember seeing you somewhere before.我记得以前在哪儿见过你.Please remember to turn off the light when you leave.离开时请记得关好灯.动词不定式作宾语的注意事项(2点) 2.不定式作宾语时,如带有宾语补足语,则要把不定式放到后面,用it作形式宾语,构成"主语+动词+it+宾补(形容词,名词)+不定式"结构.如:He found it very difficult to get to sleep.他发现很难入睡.动词不定式作宾语补足语 1.后面能接to不定式作宾语补足语的动词有:ask,order,teach,tell,want,wish,help等.The teacher told us to do Exercise 1.老师要我们做练习一.I want both of you to go.我要你们俩去.We helped her (to) repair her bike.我们帮助她修理自行车.动词不定式作宾语补足语 2.使役动词let,have,make及感官动词see,watch,notice,hear,feel等要以不带to的不定式作宾补.Let's have a rest.我们休息一会吧.I saw him come in.我看见他进来了.感官动词后既可跟不带to的不定式作宾补,也可跟v-ing作宾补,前者表示动作的全部过程已结束;后者表示动作正在进行.I saw him come downstairs.我看见他下了楼.(说明他下楼了这件事) I saw him coming downstairs.我看见他在下楼.(说明他下楼时的情景) 注意 动词不定式的否定形式 动词不定式的否定式是在to前加not;不带to的不定式则在动词前加not.如:Zhang Ming asked me not to stay at home all day.张明要我不要整天呆在家里.My mother let me not do it by myself.妈妈让我不要独自做这件事.