( ) All data transmitted over the Internet _______ small units of information called packets.
A.is used for
B.is added by
C.is divided by
D.is divided into
出自:郑州工业应用技术学院计算机专业英语

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块