IFAR内部用户根据（）登录。
A.员工号和员工密码
B.用户号和用户密码
C.激活码
D.IC卡
参考答案：A
What's the weather like _________ Beijing?[ ]
A. in
B. at
C. for
We used to work in the same office and we _____ have coffee together after work. [ ]
A. would
B. should
C. could
D. might
