It is much easier to talk about social change than to .
A. bring it on
B. bring it about
C. bring it up
D. bring it out
网友回答
A. bring it on
(答案→)B. bring it about
C. bring it up
D. bring it out
解析：考查固定短语。句意“谈论社会变革比做起来要简单的多。”bring about“带来，产生”；bring up“提出，抚养”。由动词和副词构成的短语，代词必须放中间。故选B。