更多"[单选题]It is suggested that children "的相关试题:
[单选题]The doctor suggested that he______weight and quit______. ( )(
A. lose, smoke
B. to lose, to smoke
C. lose, smoking
D. losing, smoking
[单选题] Parents have to accept their children for ______ they are and not______ they want them to be. ( )
A. who; what
B. where; who
C. what; why
D. how; when
[单选题]Let them take care of their children ___ of the children taking care of them. ( )(
A. insist
B. instead
C. include
D. inside
[单选题]When the train came, the children were ______ .
A.in the middle of the bridge
B.at the end of the bridge
C.on their way to the bridge
D.away from the bridge
[单选题]It’s time you ______ to bed. ( )(
A. go
B. to go
C. went
D. have gone
[单选题] He ________ to bed ________ he finished his work last night.
A.don’t go…until
B.didn’t go…after
C.went…until
D.didn’t go …till
[判断题]ZXMVC8900 的E1接口单元由N16E1板.A16E1板和L16E1板组成,其中L16E1板某一指示灯熄灭,说明其所对应的E1通道连接断开。 ( )
A.正确
B.错误
[单选题]104报文：680E000000002E01080000000160008D。
A.遥控预置报文
B.遥控预置确认报文
C.遥控撤销报文
D.遥控撤销确认报文
E.略
F.略
[简答题]用基尔霍夫第二定律∑E=∑IR表达式列方程,如果E的方向与假设的循环方向相反时,则
E为正值。
[简答题]将随机实验E的可能结果组成的集合称为E的（），样本空间的元素，即E的每一个可能的结果，称为（）。
[单选题]如图所示,在不同电位带电作业示意图中，人体分别所处电位为E1、E2、E3，其电位高低排列正确的是（ ）。 第 562 页
A.E2
B.E2
C.E1
D.E3
[单选题]在三相对称电动势，若e1的有效值为100V，初相为0，角频率为W，则e2、 e3可分别表示为（ ）
A.e2=100sinwtV，e3=100sinwtV
B.e2=100sin（wt-120°）V，e3=100sin（wt+130°）V
C.e2=10 sin（wt-120°）V，e3=100 sin（wt+120°）V
D.e2=100 sin（wt+120°）V，e3=100 sin（wt-120°）V
[单选题]如图已知：E1＝40V E2＝5V E3＝25V R1＝5Ω R2＝R3＝10Ω则节点电压U＝( )。
A.12.5V
B.15V
C.27.5V
D.－15V
图3-1-6
[单选题]如上图示直流电路P24/21 己知E1=15V、E2=70V、E3=5V、R1=6欧、R2=5欧.R3=10欧、R4=2.5欧、
R5=15欧.支路电流I5为()。
A.5A
B.2A
C.6A
D.8A
