三、语法解读

v.-ing作主语和宾语

1.v.-ing形式作主语

(1)v.-ing形式直接作主语。动名词作主语表示抽象的概念,通常直接置于句首。例如:

Reading aloud is a good way in learning language.

朗读是学习语言的一个好办法。

Doing is better than wishing.

干比空想好。

Wasting a person's time is the same as killing him for his property.

浪费别人的时间无异于谋财害命。

(2)置于句末,用It作形式主语。例如:

It is no use crying over spilt milk.

无益的后悔是没用的。

It is no good learning without practice.

学习而不实践是不好的。

It is a waste of time doing it.

做这种事是浪费时间。

It is worthwhile making the experiment.

做这个实验是值得的。

(3)在"there be+no+动名词"结构中作主语,这种结构的意思相当于"It