A-A+
Cellular phones are wireless mobile phones tha
问题详情
Cellular phones are wireless mobile phones that ______ and receive computer-controlled radio signals.
A.transmit
B.give off
C.dispatch
D.launch请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:A
解析:动词辨异。A)transmit“传送,传播(声、热、信号等)”“:transmitfrommouthtomouth口口相传;transmitasignal发信号;B)giveoff“发出(光、气味等)”:giveoffafunnysmell发出一种古怪的气味;C)dispatch“发送(信件、电报等)”:dispatchaninvitation发出邀请;D)launch“发射;发动(运动等)”:launchamissile发射导弹;launchanelectioncampaign发起竞选活动