A-A+
The most (distinctive) change in American (val
问题详情
The most (distinctive) change in American (values) of the last twenty years (has been) an increasing emphasis (in) the pursuit of self-fulfillment.
A．distinctive
B．values
C．has been
D．in
参考答案
正确答案：D
解析：改为on，emphasize(v．)/emphasis(n．)与介词on是固定搭配的用法。
