2019年中考英语语法复习-非谓语动词

　　不定式和动名词作主语的区别

　　(1) 动名词作主语往往表示普通的、一般的行为,不定式作主语常表示某次具体的行为。不定式(或不定式短语)作主语时常用“it” 来代替,称为形式主语,真正主语(不定式)放在句尾。

　　如:

　　Collecting information about children's health is his job.

　　收集有关儿童健康的信息是他的工作。

　　It's necessary to discuss the problem with an experienced teacher.与一位有经验的老师讨论这个问题是有必要的。

　　(2) 常用不定式作主语的句型有:

　　① It's difficult (important,necessary)for sb. to do...

　　② It's kind (good,friendly,polite,careless,rude,cruel,clever,foolish,brave)of sb. to do...

　　(3) 常用动名词作主语的句型有:

　　① It's no good (use,fun)doing...

　　② It is a waste of time doing...

　　02、不定式和动名词作宾语的区别

　　They stopped to smoke a cigarette.

　　他们停下来,抽了根烟。

　　I must stop smoking.

　　我必须戒烟了。

　　Don't forget to come tomorrow.

　　别忘了明天来。

　　He forgot turning the light off.

　　他忘记他已经关了灯了。

　　Remember to go to the post office after school.

　　记着放学后去趟邮局。

　　Don't you remember seeing the man before?

　　你不记得以前见过那个人吗?

　　I regret to tell you that you can't pass the examination.

　　我很遗憾地通知你你不能通过这次考试。

　　I regret disturbing you so long.

　　我很抱歉打扰了你那么久。

　　Please try to finish this work in thirty minutes.

　　请尽量在30分钟完成这项工作。

　　Why didn't you try riding a bike to go to school?

　　为什么不试着骑车去学校呢?

　　I meant to give you this book today,but I forgot.

　　我本来打算今天给你这本书的,可是我忘了。

　　Missing this train means waiting for another hour.

　　错过这辆火车意味着你得再等一小时。