第三代计算机通信网络，网络体系结构与协议标准趋于统一，国际标准化组织建立了()参考模型。
A
暂无解析
为了防止计算机病毒的感染，应该做到()
I believe that remark ____ from what you said yesterday.
Human beings are superior to animals _____ they can use language as a tool tocommunicate.
Great as Newton was, many of his ideas ____ today and are being modified by the work of scientists of our time.
As ____ clear from his manners, he is a teacher.
Is Tom at school today?No, He ’s at home ______ he has a bad cold.
The two main print media is : （）
Physics is the present day equivalent of ____ used to be called natural philosophy, from ____ most of present day science arose.
People in some areas don’t have to pay for their ______.
The foreigners _________there, but they _________the food there at first.
I don ’ t like this hat.Please show me____.