2个英语选择题......

问题描述:

2个英语选择题......
_________ is difficult if you put all your heart into it.
A everything
B anything
C nothing
D something
I can't decide _____.Which do you think is better?
A to buy which one
B to buy which
C which one to buy
D which to buy one

C 没有任何事情
A to 在动词之后