问题
选择题
Wow! There are so many books. I really can't decide _____. [ ]
A. where to buy
B. which to buy
C. what to buy
D. how to buy
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Wow! There are so many books. I really can't decide _____. [ ]
A. where to buy
B. which to buy
C. what to buy
D. how to buy
答案：B