A-A+
The twentieth century has witnessed an enormou
问题详情
The twentieth century has witnessed an enormous worldwide political, economic and cultural______.
A．tradition
B．transportation
C．transmission
D．transformation
参考答案
正确答案：D
解析：D transformation意为“(外观或性质上)的改变，改观”，符合题意，故为答案。而A tradition意为“传统”；B transportation意为“运输”C transmission意为“传送，小转”，与上下文意思不符，故排除。
