动词不定式的用法:1、动词不定式做主语时,用it作形式主语,不定式后置 。2、动词不定式做宾语常接在谓语动词或系表结构后 。3、动词不定式可以做目的状语,可以表达将来时态 。4、疑问词 动词不定式表示“应该如何做/何时做/何地做哪些事” 。5、特殊句型如“only to do”,意为“竟然” 。
![to do不定式的用法总结 动词不定式的用法总结](http://pic.yunnanlong.com/230429/154010KA-0.jpg)
动词不定式的用法
一、动词不定式做主语
动词不定式做主语,一般用it作形式主语,不定式后置,具体的句型为It's adj/noun (for sb) to do
It's a pity for you to drop out of school.
= For you, to drop out of school is a pity.
真遗憾,你竟然辍学了 。
It's a pleasure for me to be your guest.
= For me, to be your guest is a pleasure.
很荣幸得到你的邀请 。
It's a good plan for you to make more friendships.
= For you to make more friendships is a good plan.
广交朋友是个好办法 。
![to do不定式的用法总结 动词不定式的用法总结](http://pic.yunnanlong.com/230429/154010M29-1.jpg)
It's a good idea for you to eat less fried food
= For you to eat less fried food is a good idea.
你少吃点油炸食品是好想法 。
It was difficult to answer the question.
这问题很难回答 。
It looked impossible for me to finish on time.
我似乎不可能按时完成了 。
It was stupid of him to press the emergency button.
他按了紧急按钮,这真愚蠢 。
如果形容词既可以修饰句子中的人,也可以修饰句子中的不定式,人前要用“of”
二、动词不定式做宾语
1. 谓语动词 动词不定式(多数动词属于此类动词)
Some students hate to study English.
有些学生不喜欢研读英语 。
You need to study in a quiet place.
你必须在安静的地方读书 。
He likes to go to the movie.
他喜欢去看电影 。
She wants to help Mary.
她想要帮助玛丽 。
She pretended not to go.
她假装不去 。
He pretended to be a good man.
他假装是好人 。
They agreed to have a meeting the next week.
他们同意下星期开会 。
They stopped to have a rest.
他们停下来休息 。(停下去做)
I have stopped smoking for half a year.
我已经半年不抽烟了 。(停止做)
She remembered to surf the internet to get information.
她记得上网查信息 。(记得要做)
I remembered bringing my homework.
我记得带作业了 。(记得做过)
We happened to meet at the station.
我们碰巧在火车站相遇 。
2. 系表结构 动词不定式
glad,sorry,happy,sad,surprised,troubled等与情绪有关的形容词后常用动词不定式 。
I am glad to see him.
我很高兴看到他 。
Sue was troubled to see trash everywhere.
苏看到到处是垃圾很苦恼 。
Sara was excited to see the rock band.
莎拉看到摇滚乐团很兴奋 。
His health is likely to get worse.
他的健康可能会恶化 。
三、 动词不定式做宾语补足语
结构︰主语 谓语 宾语 动词不定式
多数动词,常用的有want,get,compel,expect,ask,would like,advise,urge,wish,tell,allow,permit,trouble,help,teach 等 。
I told him not to give up.
我叫他不要放弃 。
The teacher urged his students to prepare for the exam.
老师劝他的学生准备考试 。
They forced me to do things against my will.
他们强迫我做违背我心意的事 。
Do you want me to go there instead of you?
要不要我代你到那儿去?
I got him to do it.
我叫他做这事 。
Their help enabled me to finish the work with ease.
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