23. We went into a hall onwalls hung a few pictures of some famous scientists.A. itsB. wh

问题补充：

23. We went into a hall, onwalls hung a few pictures of some famous scientists.

A. its

B. which

C. whose

D. Those

答案：

A. its

B. which

(答案→)C. whose

D. Those

解析：可联系答案网客服索取此答案。