更多"[单选题]I was watching TV when Peter__"的相关试题:
[单选题]If I______with her last summer, I ______with her now. ( )
A. worked … am getting on very well
B. had worked …would get on very well
C. had worked …would have got on very well
D. had worked … will get on very well
[单选题]
--Did you watch the football match on TV last night? --I wanted to ,but my mother _____ her favourite TV programme.
A. watches
B. watched
C. was watching
D. had watched
[单选题]－I drove to Shanghai for a visit last month.
－Is that ________ you had a few days off?
A. what
B. when
C. why
D. where
[单选题]第 61 题, 本小题 1 分
三相三线带TV、TA电能计量装置,电压abc,电流ac(IaIc),TV2极性反,其错误功率表达式(____)。
A. P=UISinφ
B. P=-UISinφ
C. P=UIcosφ
D. P=-UIcosφ
[判断题]距离压板投入时，若TV断线，闭锁距离保护，自动投入TV断线后两段过流。TV恢复正常时，自动恢复投入距离保护。
A.正确
B.错误
[简答题]TV331与TV121跨接项目技改的必要性？
[判断题]PST-1200变压器保护，后备保护零序方向元件在TV断线时，方向元件退出。TV断线后电压恢复正常，本保护也随之恢复正常。
A.正确
B.错误
[单选题] 两个正弦交流电流i1和i2的有效值I1=I2=4A。i1与i2相加后总电流的有效值仍为4A，则它们之间的相位差是（ ）。
A.180°
B.120°
C.90°
D.60°
[判断题]CCBⅡ型制动机DBTV控制模块制动管压力降低——辅助风缸和16TV管接通，16TV充风，制动缸作用。
A.正确
B.错误
[单选题]Last March, many trees along the streets to make our city more beautiful.
A. were planted
B. were planting
C. had planted
D. planted
[判断题]The last train arrives at half past eleven at night. 的中文翻译为：末班车晚上 10 点半到站。（ ）
A.正确
B.错误
[单选题]电力系统中处于额定运行状况的电压互感器TV和电流互感器TA，设TV铁芯中的磁密为BV、TA铁芯中的磁密为BA，BV和BA相比（ ）。
A.BV > BA
B.BV≈BA
C.BV < BA
D.大小不确定
[判断题]TV断线后距离保护退出，在大电流接地系统的装置，配有两段TV断线后过流保护，该保护不带方向和电压闭锁，TV断线后零序过流元件退出方向判别。
A.正确
B.错误
[判断题]5.93. 第93题
经二只TV接入的三相三线有功电能表，TV的A相断线，表肯定偏慢。
A.正确
B.错误
[单选题]All the students in my class went outing last Sunday______Mary because she was ill. ( )(
A. beside
B. besides
C. except for
D. except
[单选题] Last night Li Gang kept doing the maths exercises ________ after ________.
A.one…another
B.one…the other
C.one…the others
D.some…others
[单选题]5.92. 第92题
经二只TV接入的三相三线有功电能表，TV二次侧C相断线，感性负载，在某种功率因数时，计量可能是正确的。
A.正确
B.错误
