be interested in doing/to do 用法区别

interested to do 对做某事感兴趣，想了解某事。

　interested in doing　 对某种想法感兴趣，doing 通常为想法。

I'd be interested to meet her.

我有意见见她。

I shall be interested to know what happens.

我很想知道发生了什么事。 (想了解)

I'm interested in working in Switzerland. Do you have any idea about that?

我对在瑞士工作感兴趣。你想过这事吗?　 (一种想法)

I thought she might be interested in Paula's proposal

我觉得她对葆拉的提议可能会感兴趣。

He just did his job in a matter-of-fact way and was not to be interested in gainingmerit, but only in avoiding making mistakes.

他在工作上进取心不大，常常是不求有功，但求无过。