
二动词不定式 里定义 构成 ·用法 里练-习
动词不定式 定义 练-习 构成 用法

动词不定式是非谓语动词的一种, 它没有人称和散的变化,在句子 中不能独立作谓语,但它仍保持 动词的特点,既可以有百己的宾 语和状语
动词不定式是非谓语动词的一种, 它没有人称和数的变化,在句子 中不能独立作谓语,但它仍保持 动词的特点,既可以有自己的宾 语和状语

动词不定式的构成: t0十动词原形
动词不定式 的构成: to+动词原形

动词不定式的用法 功能: ●动词不定武具有 +作主语 名词、形客祠和 刮词的特在。因 作宾语 此在句中可以做 作宾语补足语 主语、表语、宾 语、宾语补足语、 +作状语 定语和状语。 +特殊疑问词+T0 注意 +作定语、表语
动词不定式 的用法 动词不定式具有 名词、形容词和 副词的特征。因 此在句中可以做 主语、表语、宾 语、宾语补足语、 定语和状语。 功能: 作宾语补足语 作宾语 作主语 特殊疑问词+To 作状语 注 意 作定语、表语

动词不定式作主语 动词不定式作主语时句子有以下两种 (1)把不定武置于句首。知: To get there by bike will take us half an hour. (2)用比作形武主语,把真正的主语不 定式置于句后 It will take us half an hour to get there by bike
动词不定式作主语 动词不定式作主语时句子有以下两种 (1)把不定式置于句首。如: To get there by bike will take us half an hour. (2)用it作形式主语,把真正的主语不 定式置于句后 It will take us half an hour to get there by bike

常用句式有: ①It+be+名有+todo It's our duty to take good care of the old. 2It takes sb+some time+to do How long did it take you to finish the work? ③It+be+形客祠+for sb+todo It is difficult for us to finish writing the composition in a quarter of an hour. ④It seems+形字祠+todo It seemed impossible to save money
①It+be+名词+to do It‘s our duty to take good care of the old. ②It takes sb+some time+to do How long did it take you to finish the work? ③It+be+形容词+for sb+to do It is difficult for us to finish writing the composition in a quarter of an hour. ④It seems+形容词+to do It seemed impossible to save money 常用句式有:

动词不定式作宾语 ●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: Ne 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 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 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) 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

动词不定武作宾语的注意事项2动 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t作形式宾语, 构成“主语+动词+t+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

动词不定式宾语补足语 。 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 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 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