对于10G的SDH设备,最小的交叉单位是什么?()
A.VC12
B.VC4
C.VC4-4
D.VC4-16
参考答案:B
下列名言不能体现自尊的有 [ ]
A.志士不饮盗泉之水,廉者不受嗟来之食。(范晔)
B.我将粉碎一切障碍。(巴尔扎克)
C.富贵不能淫,贫贱不能移,威武不能屈。(孟子)
D.安能摧眉折腰事权贵,使我不得开心颜。(李白)
—How did I do on ________ test?
—Well,actually you didn't do very well. I wonder if you had had ________ good review of your lessons.
A.a;a
B.the;the
C.a;the
D.the;a