There are so many interesting toys that I can't decide ___.A,to b_英语解答

There are so many interesting toys that I can't decide ___.A,to buy which.B.
There are so many interesting toys that I can't decide ___.
A,to buy which.B.which to buy C.to buy what D.what to buy.
选B,为什么不能选D

人气：176 ℃　时间：2019-10-26 08:13:37

解答

B.which to buy 是对的.
题目隐含着选择的范围,故要用which,不能用what.可我觉得which one to buy 才对啊那D什么时候可以用没错，which one to buy 也对.which=which one 。没有选择的范围，就用what。