We will have a meeting next week, but we don’t know ＿＿＿＿＿.

We will have a meeting next week, but we don’t know ＿＿＿＿＿.

A.who

B.where

C.as

D.which

答案及解析： B

解析：

where＝where we will have a meeting next week.