There are so many kinds of pens in the shop that I can’t decide .
- A.when to buy
- B.where to buy
- C.what to buy
- D.which to buy
答案
正确答案：D
知识点：重点句型
根据语境，此题表达的意思应该是“商店有如此多种类的钢笔，我不知道该买哪一个”。所以应该选用which to buy。
略
WORD格式（
