Never heard of it

听说过───know of;没───no

The best method I know of.───我所知道的最好的方法.

You should let him know of this matter.───这件事你得跟他通个气.

Sereny Harper shall know of this before I'm an hour older.───我这就去跟赛伦尼-哈帕(乔的母亲)讲,让她来解释解释这个.

I don't know the writer, but I know of him.───我不认识这个作家, 但我听说过.

I know of no one who would want to murder Albert.───我没听说有人想杀艾伯特。

Admittedly , also, we know of no way of supplying creative intelligence to those who lack it.───当然, 我们也不知道有什么方法可以使那些缺乏创造性聪明才智的人聪明一点.

Do you know of any plays that will be opening in the next few weeks?───你听说最近几个星期内要演什么戏 吗 ?

From what I know of him he doesn't play silly games.───凭我对他的了解，他不会耍滑头的。

I know of at least two people who did the same thing.

I don't know of anyone who might be interested in the job.

Do you know of a good doctor?

I know of its being so.

Do u know of any post offices near here?