Satellite communication has become a part of everyday life in the late 1960s.
A. 对
B. 错
以下拥有大满贯称号的运动员有()?
A. 瓦尔德内尔
B. 邓亚萍
C. 马琳
D. 张怡宁
E. 丁宁
An international telephone call is still not easy as a local call.
A. 对
B. 错
We can see international events in our homes each night by the television news program.
A. 对
B. 错