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【单选题】
衡量网络上数据传输速率的单位是bps,其含义是()A.
信号每秒传输多少公里
B.
每秒传送多少个数据
C.
每秒传送多少个二进制位
D.
每秒传送多少个字节的数据
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反馈参考答案：
举一反三
【单选题】Peter and Tony visited their English teacher this morning, but Rosa ______. [ ]
A.
wasn't
B.
doesn't
C.
didn't
【简答题】根据已学知识,感觉、知觉、学习、记忆、需要、动机、情绪、态度等,写一篇期中学习体会,题目自拟,字数1500以上。
【单选题】—Rosa, don't you like giraffes? —_____. [ ]
A.
Yes, I don't.
B.
No, I do.
C.
No, I don't.
【单选题】Pete and Tony visited their English teacher this morning, but Rosa _____. [ ]
A.
wasn't
B.
doesn't
C.
didn't
【判断题】If Rosa is willing to pay $450 for hockey tickets and has consumer surplus of $175, the price of the tickets is $625.
A.
正确
B.
错误
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