大学英语：一般来说动词非谓语形式

35.一般来说动词非谓语形式（不定式、分词和动名词）的逻辑上的主语应该跟主句谓语动词的主语保持一致。

The children,having eaten their meal,were allowed to leave the table.

Reaching the river,we pitched camp for the night.

Persuaded by our optimism,he gladly contributed time and money to the scheme.

36.动词非谓语形式的逻辑上的主语在固定用法中跟主句的主语不一致。

Strictly speaking,nobody is allowed in here.

Provided that a film entertains,few people care about its other merits.

To put it frankly,there is nothing more I can do about it.

Sequence of Tenses