高中英语动词不定式的用法---完整版课件
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I feel it my duty to help you.
I once thought it impossible for us to finish the job in such a limited time.
3.动词不定式作定语
动词不定式作定语，它与所修饰的名 词或代词可能是主谓关系，也可能是 动宾关系。如果是动宾关系，不定式 主动表示被动。 He was the last one to leave school yesterday.
高中英语动词不定式的用法---完整版课件
动词不定式
1.作主语 2.作宾语
1. 动词不定式 的用法
3.作定语 4.作表语 5.作宾补
6.作状语
2.动词不定式的时态和语态
3. 巩固练习
1. 动词不定式作主语 动词不定式作主语，谓语动词用第三
人称单数。
To get there by car will take a whole day.
remember doing sth.记得做过某事
I remember reading the story in some book. Remember to post the letter for me when you go to the post office.
动词不定式作宾语应注意的问题
2. 如果不定式作宾语而后面又有一个 宾语补足语，这时要用it作形式宾语 而把这个动词不定式放到补语后。
English.
It is difficult for him to finish the
task in such a short time. It is very nice of you to help me.
2. 动词不定式作宾语 动词不定式作宾语常用于下列动词后：
want, agree, decide, manage, wish, hope, ask, like, love , choose, promise, continue, plan, learn, expect, offer, prepare, refuse, pretend, attempt, intend, threaten, seek, hesitate, long, desire, fail等 等。
forget to do sth. 忘了去做某事
forget doing sth.忘了做过某事
I forget telling her about it I forget to bring the purse with me when I left home this morning.
remember to do sth.记住去做某事
Try to get there on time.
mean to do sth.打算做某事
mean doing sth.意味着做某事
I won’t wait if it means delaying a week. I meant to help you, but I was busy at that moment.
We have much homework to do everyday.
4.动词不定式作表语
1．主语和表语都是不定式（其含义 往往一是条件，一是结果），如：
To be kind to the enemy is to be cruel to the people.
To do that would be to cut the foot to fit the shoe.
How to get enough money is still a question.
1. 动词不定式作主语
有时候为了保持句子平衡，常用it 作形式主语，放到句首，而将作真 实主语的动词不定式放到句末。
It will take a whole day to get there by car.
It is impossible for me to finish the work in a week.
动Байду номын сангаас不定式作宾语应注意的问题 1.有些动词后跟动词不定式和动名词 作宾语意义截然不同
try, go on, stop, mean, regret, remember, forget等
try to do sth. 尽力去做某事 try doing sth. 试一试，试试看 Try knocking at the back door if nobody hears you at the front door.
2 ． 主 语 是 以 aim, duty, hope, idea, intention, mistake, plan, proposal, job, suggestion 等为中心词的名词词组，或以 what 引导的名词性从句表示，表语用不定 式说明其内容，如：
My idea is to climb the mountain from the north. My suggestion is to start work at once.
All I could do was send him a telegram.
5.动词不定式作宾补 常跟动词不定式作宾补的动词有： （1）可接带to的不定式作宾补的动 词有：
ask, get, allow, forbid, prefer, force, inspire, advise, cause, tell, order, warn, teach, permit, wish, invite, encourage等
复合结构：
1)for sb. to do sth 2) (It is +性格adj+)of sb. to do sth 性格adj：nice, kind, cruel, thoughtful, careful, careless… It is very important for us to learn
What I would suggest is to start work at once.
注：在某些句型中，当主语部分有动作 动词do 时，作表语的不定式可以省略符 号 “to”，如：
All we have to do is push the button.
The only thing I can do now is go on by myself.
I once thought it impossible for us to finish the job in such a limited time.
3.动词不定式作定语
动词不定式作定语，它与所修饰的名 词或代词可能是主谓关系，也可能是 动宾关系。如果是动宾关系，不定式 主动表示被动。 He was the last one to leave school yesterday.
高中英语动词不定式的用法---完整版课件
动词不定式
1.作主语 2.作宾语
1. 动词不定式 的用法
3.作定语 4.作表语 5.作宾补
6.作状语
2.动词不定式的时态和语态
3. 巩固练习
1. 动词不定式作主语 动词不定式作主语，谓语动词用第三
人称单数。
To get there by car will take a whole day.
remember doing sth.记得做过某事
I remember reading the story in some book. Remember to post the letter for me when you go to the post office.
动词不定式作宾语应注意的问题
2. 如果不定式作宾语而后面又有一个 宾语补足语，这时要用it作形式宾语 而把这个动词不定式放到补语后。
English.
It is difficult for him to finish the
task in such a short time. It is very nice of you to help me.
2. 动词不定式作宾语 动词不定式作宾语常用于下列动词后：
want, agree, decide, manage, wish, hope, ask, like, love , choose, promise, continue, plan, learn, expect, offer, prepare, refuse, pretend, attempt, intend, threaten, seek, hesitate, long, desire, fail等 等。
forget to do sth. 忘了去做某事
forget doing sth.忘了做过某事
I forget telling her about it I forget to bring the purse with me when I left home this morning.
remember to do sth.记住去做某事
Try to get there on time.
mean to do sth.打算做某事
mean doing sth.意味着做某事
I won’t wait if it means delaying a week. I meant to help you, but I was busy at that moment.
We have much homework to do everyday.
4.动词不定式作表语
1．主语和表语都是不定式（其含义 往往一是条件，一是结果），如：
To be kind to the enemy is to be cruel to the people.
To do that would be to cut the foot to fit the shoe.
How to get enough money is still a question.
1. 动词不定式作主语
有时候为了保持句子平衡，常用it 作形式主语，放到句首，而将作真 实主语的动词不定式放到句末。
It will take a whole day to get there by car.
It is impossible for me to finish the work in a week.
动Байду номын сангаас不定式作宾语应注意的问题 1.有些动词后跟动词不定式和动名词 作宾语意义截然不同
try, go on, stop, mean, regret, remember, forget等
try to do sth. 尽力去做某事 try doing sth. 试一试，试试看 Try knocking at the back door if nobody hears you at the front door.
2 ． 主 语 是 以 aim, duty, hope, idea, intention, mistake, plan, proposal, job, suggestion 等为中心词的名词词组，或以 what 引导的名词性从句表示，表语用不定 式说明其内容，如：
My idea is to climb the mountain from the north. My suggestion is to start work at once.
All I could do was send him a telegram.
5.动词不定式作宾补 常跟动词不定式作宾补的动词有： （1）可接带to的不定式作宾补的动 词有：
ask, get, allow, forbid, prefer, force, inspire, advise, cause, tell, order, warn, teach, permit, wish, invite, encourage等
复合结构：
1)for sb. to do sth 2) (It is +性格adj+)of sb. to do sth 性格adj：nice, kind, cruel, thoughtful, careful, careless… It is very important for us to learn
What I would suggest is to start work at once.
注：在某些句型中，当主语部分有动作 动词do 时，作表语的不定式可以省略符 号 “to”，如：
All we have to do is push the button.
The only thing I can do now is go on by myself.