物联网中的数据量可能比互联网中的要少一些。
A. 对
B. 错
今天，被召集在一间房间里开会的员工，每人带一个附有天线的笔记本，他们的计算机可以连接成一个暂时的网络，等会议完毕后该网络就不再存在。
A. 对
B. 错
Caught in the act, he had no alternative but ___________.
A. confess
B. confessing
C. confessed
D. to confess
It is heartening to see millions who had nothing but a record of misery and hunger___________ to improve their life.
A. having had the chance
B. had the chance
C. to have the chance
D. have the chance
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