下列IP地址中正确的是___________。
A.210.45.125.256
B.192.1.1.1
C.122.42.226.27.52
D.210.45.125
参考答案:B
_________ obviously made no difference whether I was there to look after things or not.
A.It
B.That
C.What
D.This
城镇化的基本动力机制包括()。
A.社会生产力的发展
B.农业剩余贡献
C.工业化推进
D.比较利益驱动
E.市场机制导向