1. admit doing sth 承认做某事。如：

I admit breaking the window. 我承认打破了窗玻璃。

He admitted having stolen the money. 他承认偷了这笔钱。

2. admit of 容许有，有……的余地，有……的可能。如：

The matter admits of no delay. 此事刻不容缓。

The word admits of no other meaning in the case. 该词在此例中不可能有其它的意义。

3. admit to 承认。如：

He admitted to the murder. 他供认了谋杀罪。

He admitted to having taken the money. 他承认拿了那笔钱。

注：由于 admit 表示“承认”可用作及物动词或不及物动词，所以上面各例中的介词 to 有时也可省略(省略 to 后 admit 为及物动词)。

4. admit…to (into) 允许进入，使能进入。如：

They admitted him to [into] their organization. 他们接受他参加了他们的组织。

How many students have been admitted into the school this year? 今年这所学校有多少学生入学?

试比较(注意介词不同)：

He was admitted to (into) the Party. 他被吸收入党。

He was admitted as a Party member. 他被接纳为党员。