It’s very kind you lend your bike to me.A. of toB. for inC. for toD. of in

问题补充：

It’s very kind you lend your bike to me.

A. of, to

B. for, in

C. for, to

D. of, in

答案：

(答案→)A. of, to

B. for, in

C. for, to

D. of, in

解析：本题考察的是形式主语it的使用，主语it为形式主语，真正的主语写在句尾应该用动词不定式to do，kind的逻辑主语是you，kind是善良的或和蔼的意思，表示的是人的性格特征，通常用of连接逻辑主语，故本题选A。