处在互联网与内部网络之间旨在内部网络被入侵的安全防线可以是（）设备。
参考答案：防火墙
22. All of us want very much to see these recommended movies, especially _____ you referred to just now.
A．as
B．which
C．the one
D．One
脱式计算．
102×（401-396）
200+840÷6
198÷9÷2．
