Most parents are reluctant to use the spyware because of
A. the difficulty of handling the spyware.
B. the concern of violating their children's privacy.
C. worries of being discovered by their children.
D. no easy access to the spyware.
What's the meaning of the word "predator" in the 12th paragraph？
A. Chatter.
B. Teenager.
C. Dangerous person.
D. On-line friend.
关于配电装置说法错误的是()。
A. 配电装置是按主结线的要求,把一、二次电气设备组装在一起构成的总体装置
B. 配电装置在供配电系统中用来接受、分配和控制电能
C. 配电装置按安装的地点,可分为户内配电装置和户外配电装置
D. 一般35KV及以下配电装置宜采用户外式
创业板上市公司申请首次公开发行股票的，发行后股本总额不得少于3000万元。()
A. 正确
B. 错误
微信支付 
支付宝支付