题目内容
用户与系统管理员协商一个唯一的用户名，供该用户以后进入系统时使用，称此过程为()。
查看答案
搜索结果不匹配？点我反馈
更多问题
Who helped the interviewee when he was abroad for the first three weeks?
What happened to the interviewee after he had been abroad for about four or five months?He felt __________ and wanted to _____________.
Where did the interviewee first want to settle down and live for a year?
Which place does the interviewee like better, Asuncion, Paraguay or Santiago, Chile?
微信支付 
支付宝支付