There are so many kinds of computers in the shop. I really don’t know to choose.A. whatB.

问题补充：

There are so many kinds of computers in the shop. I really don’t know to choose.

A. what

B. which

C. how

D. where

答案：

A. what

(答案→)B. which

C. how

D. where

解析：本题的含义是在商店里有许多种类的电脑，我真的不知道选择哪一个，which表示哪一个，故本题选B。