新投运的变压器做冲击试验为()次。
A.二
B.三
C.四
D.五
参考答案:D
He came to my class every week, but his attitude _______ he was not really interested in the subject. [ ]
A. expressed
B. described
C. explained
D. suggested
请根据图17-25完成R0路由器的配置: R0(config)#interface s0/0 (进入串口配置模式) R0(config-if)#ip address 202.114.13.1 (1) (设置IP地址和掩码) R0(config)#encapsulation (2) (设置串口工作模式)