______ is very kind of you to lend me your bikeA.It B.That C.This

问题描述:

______ is very kind of you to lend me your bike
A.It B.That C.This

A. It 作形式主语。所有的形式主语或形式宾语都只能用 it 充当。句子意思:你把自行车借给我真是太友好了。

当然选A.It 是形式主语,后面的lend me your bike 才是主语.