it is adj of sb to do 句型中 of后的宾语能与前面的形容词构成主表关系. 这类形容词有:
good(好的),kind(友善的), nice(友好的),polite(有礼貌的),clever(聪明的),foolish(愚蠢的),
lazy(懒惰的), right(正直的)careful(细心的),careless(粗心的),right(正确的),wrong(错误的)
例如:
It's too difficult for me to learn English well.
It is kind of you to help me.
It is nice of you to help me.
It is clever of you to work out the problem.
It is very kind of you to help them.
It's very kind of you to look after my cat.
It is kind of you to say so.
It is very rude of her to say such words.
It’s foolish of him to go alone.
It's very nice of you to help me.
It’s clever of you to work out the maths problem.
It’s foolish of you to do that.
It’s wrong of the other children to make fun of you.
It is kind of you to tell me the truth.
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