为提高传统以太网的数据传输速率,又不改变它的体系结构,可采用()。
A、Fast Ethernet
B、FDDI
C、ATM
D、Token Ring
参考答案:A
Tom is good at sports. He plays _______ basketball well, and he plays _______ piano Well, too. [ ]
A. the; the
B. /; /
C. /; the
D. the; /
牛的大网膜很发达,分为()、()两层。