It's nice of sb.to do sth.
1个回答

It's+adj.+of sb+to do sth 是一种固定句型

表示:某人做某事怎么样

例如:

It's kind of you to help me .

你能帮助我真是太好了.

It's silly of him not to forgive others for their mistakes.

他不肯原谅别人的过错真是太傻了.