It is adj. of(for) sb. to do句型讲解与练习
It is + adj. (for/of sb.) to do sth. 句型形容词说的是“人”:It is + adj.+of sb.+ (not) to doof sb的句型一般用表示人物的性格,
It is adj. of(for) sb. to do句型讲解与练习