Question

—Where are the girls?

—They     __    the zoo.

1. A.
   have been to
2. B.
   have gone to
3. C.
   have been in
4. D.
   have gone in

Answer 1

B
此题重点考查have been to，have gone to和have been in的区别。have gone to表示“去了……”，have been to表示曾经去过某地，have been in表示呆在某处。根据语境的含义可知他们去了动物园，故选B。