There are four answers to the question.Jim didn't know __ to choose.

问题描述:

There are four answers to the question.Jim didn't know __ to choose.
A.what B.how C.which D.when

C
有四个答案,Jim不知道该选哪一个.
A.什么 B.怎么 C.哪一个 D.什么时候
这道题只有A和C比较易混淆,一般题中给了范围了,要在中间选择一个的时候,一般都用which而不用what,本题就是四个答案的大范围中要选择一个,所以选择Cwhich