逻辑主语:是非谓语动词动作的执行者或承受者;它们在逻辑上存在着主谓关系或动宾关系,但不能直接作非谓语动词的主语,因此叫逻辑主语.
1. 句子主语就是非谓语动词的逻辑主语,它们之间是逻辑上的主谓关系或动宾关系.例如:
He likes helping others . (he 是helping 的逻辑主语)
Moved by his words , I told him all the news . (I 是moved 的逻辑主语)
2. 介词of 或for的宾语就是非谓语动词的逻辑主语.例如:
It's kind of you to tell me the news . (you 是to tell 的逻辑主语)
It is impossible for you to finish so much work in so short a time . (you 是to finish 的逻辑主语)
3. 复合结构中的宾语就是非谓动词的逻辑主语.例如:
The teacher asked me to answer his question . (me 是to answer 的逻辑主语)
I saw him playing at the river side . (him 是playing 的逻辑主语)