问题 选择题

It is very kind _____ you to help me with my lessons. It is difficult _____me to learn them well.

A.of , of

B. for , of

C.of , for

D.for , for

答案

答案:C

考查固定句型。It is +adj. of/for sb. to do sth.当形容词是指人时,用介词of;指物时用介词for。Kind“友好的”,指人,故用of;排除B、D;difficult“困难的”,指事情,用for。故选C。

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