CG与BS间通过（）通信协议传输记费文件
A.TFTP
B.FTP
C.RCP
D.Telent
参考答案：B
Please stop and have a rest. You _____ be very thirsty (口渴).[ ]
A. will
B. must
C. can
D. should
常规井井身结构尺寸？
