By the end of this coming June my brother_____inNew England for three years.
A. studies
B. will study
C. has studied
D. will have studied
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As soon as Jane_______theroom,she knew there was something wrong.
A. Enters
B. had entered
C. entered
D. was entering
Jane sent you a letter yesterday. Have you______it？
A. caught
B. received
C. passed
D. Obtained
如果性能报表中没有KPI数据，不可能是以下哪种情况()。
A. 采集周期内没有进行相关的业务
B. 采集周期内性能统计计划处于挂起状态
C. Pc进程挂死
D. FTP服务器与eNB之间ping不通
在下列哪个消息中跟踪区信息会发给MME做一致性检验()。
A. S1AP:E-RABsetup request
B. RRC:RRCconnection request
C. S1AP:Initialcon text setup request
D. S1AP:S1setup request
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