(1)动名词作主语的句型

1)Doing...+ v. Reading is an art.阅读是门艺术。Seeing is believing.眼见为实。

2) It is + no use, no good (fun, a great pleasure, a waste of time, a bore...)等名词+doing sth.

It is no use crying.哭没有用。It is no good objecting.反对也没有用。

It is a great fun playing football．打篮球很有趣。

It is a waste of time trying to explain．设法解释是浪费时间。

3)It is + useless (nice, good，interesting, expensive等形容词)+ doing sth．

It is useless speaking.光说没用。

It is nice seeing you again．真高兴又遇到了你。

It is good Playing chess after supper．晚饭后弈棋挺好。

It is expensive running this car．开这种小车是浪费。

4)There is no + doing.．.(there is no 表“不可能”)

There is no telling what he is going to do．说出他要干什么是不可能的。

There is no saying what may happen.说出将要发生什么是不可能的。

　　5)There is no use (good/point/sense/harm)+doing sth.做某事没用(不好/意义/重要性)

There is no use crying over spilt milk．牛奶洒了，哭也无用。

6)have difficulty /trouble/problem + (in)+doing

have作有解时，后接情感名词(in可省略)，再接动名词。这类词还有trouble, fun, a hard time, a good time.

例如：We had difficulty (in) carrying out the plan．我们执行计划有困难。

7)feel like + 名词 感觉像动名词 “ 想要” =would like to +原形动词

I feel like a newborn baby．我感觉像一个新生的婴儿。

Do you feel like going to a movie?你想看电影吗?

I don’t feel like studying tonight．今晚我不想读书。

8) spend/waste time doing sth.

They spent a lot time (in) making preparations．他们花了许多时间作准备。

9)在require后只能用动名词，不能用不定式，尽管表示被动的意思也要用动名词的主动形式。

This problem requires studying with great care．这个问题需要仔细研究。

10)cannot help doing sth.忍不住(做什么)

I cannot help laughing, once I see john in that big trouser.