问题 单项选择题

信息通信系统对哪种信号的工作接地要求很高?()

A.射频

B.高频

C.低频

D.中频

答案

参考答案:C

开放性试题

行为训练:

(1)当父母生病时,你会:

________________________________________________________________________________________________________________________________________________________________________________________

(2)回到家里,看到父母干家务忙得不亦乐乎时,你会:

________________________________________________________________________________________________________________________________________________________________________________________

(3)因同学聚会,回家很晚,看到父母恼怒的样子,你会:

________________________________________________________________________________________________________________________________________________________________________________________

(4)当得知父母把我的缺点未经我同意就向学校老师进行反馈时,你会:

________________________________________________________________________________________________________________________________________________________________________________________

(5)当你的好朋友上课不认真听课,做作业又抄袭别人的时候,你会:

________________________________________________________________________________________________________________________________________________________________________________________

(6)当你收到一封来自异性同学的爱慕信时,你会:

________________________________________________________________________________________________________________________________________________________________________________________

判断题