甲级工程造价咨询单位的注册资本金不得少于人民币( )万元。
A.10 B.50C.100 D.200
参考答案:C
—Mary and Betty look exactly the same to me.
—Oh, sometimes I also find it hard to tell one from _________. [ ]
A. another
B. other
C. the other
D. the others
A.电流表的示数为3/11 A
B.通过灯泡的电流的频率为50Hz
C.电流表的示数为3/22 A
D.理想变压器原、副线圈匝数之比为2:1