Price control would gradually disappear a free market.
A. in need of
B. in favor of
C. in charge of
D. in honor of
网友回答
A. in need of
(答案→)B. in favor of
C. in charge of
D. in honor of
解析：
根据句意：为了有利于自由市场，价格控制将逐步地取消。A.需要B.有利于，赞同C.负责，主管D.为了纪念
故选B
考点:in所构成的短语意思。