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问题 单项选择题

UE收到401挑战后UE本地计算出的XMAC必须匹配从AUTN中恢复的MAC，而且AUTN中恢复的（）必须在正确的范围内。

A.SQN

B.MAC

C.XRES

D.CK

答案

参考答案：A

补全对话，情景问答

用适当的句子补全对话。

Jack: Good morning, Betty! 1._____

Lucy: We're raising money for Hope School. 2._____

Jack: No.What is a Hope School?

Lucy: It's a school for poor children.And Project Hope has built many schools.

Jack: 3._____ Tell me more about it.

Lucy: 4._____

A. That sounds interesting.

B. What are you doing?

C. Have you been to a Hope School?

D. No problem.
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单项选择题

重症肌无力的诊断方法中不包括

A．疲劳试验
B．抗胆碱酯酶药物试验
C．重复电刺激试验
D．乙酰胆碱受体抗体测定
E．运动诱发电位
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