皮皮学，免费搜题
登录
搜题
【判断题】
当计算机检测到冲突 就会在重传之前等待一小段时间 当计算机检测到冲突 就会在重传之前等待一小段时间 因为计算机的退避 冲突次数降低了 数据再次开始流动起来 网络变得顺畅A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】A key role of government is to protect the well-being of its people—most crucially and visibly during emergencies such as the recent outbreak of the coronavirus. The IMF has $50 billion available in r...
【简答题】一般机器主要都是由四部分组成1()、2()、3()、4()。
【简答题】Forget the Marlboro man: China is the world's cigarette king. The mainland produces-and consumes-more tobacco products than any other country in the world.The China National Tobacco Corporation (CNTC)...
【单选题】Welcome to New York! Have you ____________ your hotel OK?
A.
checked out
B.
checked into
C.
checked in
【单选题】Few years ago, when people in China went shopping, they had to bring cash or in some large cities, some might choose to pay with cards, but now a cashless trend is taking hold with ______ payments!
A.
credit
B.
mobile
C.
debit
D.
debt
【单选题】Cash in China is _____ unnecessary
A.
increasing
B.
increasingly
C.
increase
D.
increased
【简答题】With great popularity of e-pay, ___(cash purchase) is becoming less and less in China.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
