be of + 名词

be of + 名词
相当于这个名词的形容词形式,或者这里the painting is of a fountain相当于about

Can I be of help?May I be of any help?我能帮忙吗?我可以帮忙吗?

My advice may be of use for you.我的意见也许对你有用。

I was glad to be of some assistance.我很高兴为您效劳。

The statements were of political character.这种声明具有政治性质。