皮皮学，免费搜题
登录
搜题
【简答题】
Could you choose which sentence belongs to the solution part ? (7.0分) A. Yesterday at about ten o’clock in the morning, my husband and I, and a lady friend of ours from the US, came to your shop with the intention of buying some souvenirs. B. Our friend asked one of your shop assistants, whose badge number was 15 if I got it right, to remove the dust from some bronze statues, so she could have a good look at them. C. Look into this matter and have the shop assistant apologize to our friend. D. Looking forward to hearing from you.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】关于WI_OP，以下说法正确的是（）
A.
设置适当的WI_OP可以缓解SDCCH拥塞
B.
WI_OP＝0即位置更新时若SDCCH拥塞，则立即发起第二次OP请求
C.
WI_OP＝255即位置更新时若SDCCH拥塞，则直接发送Imm_Ass_Rej消息
D.
WI_OP＝255即位置更新时若SDCCH拥塞，则等待255s后再次发起OP请求
【简答题】明茨伯格认为经理人员在决策制定、人际关系、信息联系三个方面承担( )种角色。