【简答题】传输协议可以采用丢包恢复、____和____等基本机制来实现可靠传输。
【单选题】Most people prefer to travel on ______train, because you can have a comfortable journey, but make sure you get ______fast one.
【简答题】滑移齿轮的轴向移动距离较小时,可采用 键连接;传递转矩较大,移动距离较大时,可采用 键连接。
【单选题】Most British people prefer __________.
【单选题】在下列的 HTML 中,哪个可以产生超链接
C.
http://www.w3school.com.cn
【简答题】滑移齿轮的轴向移动距离较小时,可采用()键连接;移动距离较大时,可采用()键连接。
【单选题】Most people prefer _____money______it .
B.
to be spending ; to be earning
D.
having spent; to having earned