【单选题】关于网卡描述不正确的是
A.
网络中的计算机就是通过网卡插口的连接介质连入网络的
C.
网卡实现了OSI参考模型中的数据链路层的功能
【判断题】跨境电商交易环节简单(生产商-零售商一消费者或生产商一消费者)涉及中间环 (
【简答题】U4-3:Complete the following statements with the phrases given in the box. Change the form if necessary.用以下词组的恰当形式填空。 consist of in addition to in contact with up to account for in ...
【简答题】单词拼写。 根据下列句子意思及所给汉语注释或首字母,写出空缺处各单词的正确形式。 (每空只写一词) 1. Nowadays students are put under great p_________(压力) to enter a good university. 2. Their __________(目标)is to buy a villa of their own in two years...
【简答题】Each villa has a ___________ sitting-room.