非谓语动词的特征:
1如果非谓语动词是及物动词,后面须跟宾语。
Studying English is my favorite. 学习英语是我的爱好。(studying 后跟宾语)
2 非谓语动词可以带有自己的状语或逻辑主语。
Working under such aconditionis terrible. 在这样的环境下工作太可怕了。(under such a condition 是working 的状语)
It's toodifficultfor him to master English in such a short time. 他在这么短的时间内掌握英语太难了。(for him 作不定式的逻辑主语)
3 非谓语动词仍有语态和时态的变化。
I am sorry to have kept you waiting long. 对不起让你久等了。(to have kept...是不定式的完成形式)
Seen from the mountain, the city looks much more beautiful. 从山上看,这座城市美丽多了。(Seen from...是分词的被动形式)
4 非谓语动词在句中可以当成名词或者形容词来使用。
Our coming made him happy. 我们的到来使他很高兴。(coming 起名词作用)
There are two big swimming pools here. 这儿有两个大型游泳池。(swimming 起形容词作用)