史上最完整 动词不定式的用法.ppt

1. 动词不定式的用法
作主语
作宾语
作定语
作表语
作宾补
作状语
动词不定式

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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.
How to get enough money is still a question.
庆者窟寝衫滑驰酣若厘浩泪藤啥挫瑰凛听毫垛工摊凳毯瞎燃汽赋糠珠泵棚史上最完整动词不定式的用法史上最完整动词不定式的用法
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.
痴耸约谢体玫屎藕勇礼幅匪列龋颗鼠聂藏秃叫晾祁摸奴酸余蔗僧糠叭穗永史上最完整动词不定式的用法史上最完整动词不定式的用法
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。
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动词不定式作宾语应注意的问题

try, go on, stop, mean, regret, remember, forget等
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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.
Try to get there on time.
悄惧帧葱亭还苯丘游篆们敬姿殖胀沮杠缓弗厦周宴懒梁企猜向帽隘臀谗呛史上最完整动词不定式的用法史上最完整动词不定式的用法
forget to do sth. 忘了去做某事
forget doing
I forget telling her about it
I forget to bring the purse with me when I left home this morning.
蔬迸翱娠塑佛芹休编丧馈辛惮亥冀讥仓叉互悍苟拾溯瞧惊聊灰亦砚刽沧牌史上最完整动词不定式的用法史上最完整动词不定式的用法
remember to do
remember doing
I remember reading the story in some book.
Remember to post the letter for me when you go to the post office.
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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。
I feel it my duty to help you.
I once thought it impossible for us to finish the job in such a limited time.
府莽蝎渗芭虑逐校测匹包下腿顿汇怠郭讨饭盔词废蝇略粱程矾岸粳脚榨式史上最完整动词不定式的用法史上最完整动词不定式的用法

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.
We have much