According to the passage, a good student in college must also__________.
[A] know the answer to every quiz question
[B] answer only interesting questions
[C] know the answer to every question the teacher asks
[D] know the answers to most quiz questions but maybe not the hardest one
第1题
A.ISDN网络由ISDN终端、终端适配器、网络终端设备、ISDN接入路由器、ISDN交换机构成。
B. ISDN终端和终端适配器组成ISDN网络的用户侧。
C. ISDN交换机通常是ISDN用户侧的设备。
D. ISDN终端可以是一台ISDN电话机。
第5题
A.ISDN
B. ISBN
C. ISO
D. ADCP
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