In recent years, China and the USA have had a lot of ______of views about the same problem.
A.replacements
B.transformations
C.changes
D.exchanges
网友回答
D解析这题考查词义辨析：replacements代替，transformations转变，changes改变，exchanges交换，句意是：最近几年，中国和美国就同样的问题进行了很多交流。选D。