Mary ________ show us her new dictionary . ( )A A. has asked toB B. was asked to

Tom ______ to America with his parents. They_____ back in two weeks.( )A A. have

My father will have a ______ holiday next month. He’ll take me to Qing dao. ( )

高压电网中,影响有功功率流动方向的主要因素是( )。A 两端电压差B 线路电压损耗C 线路功率损耗D 两端电压相位角

-We haven’t heard from Jane for a long time.( )-What _____ to her?A A. was happe

—Hi, Tom! Can you tell me when ______ for London? ( )—Yes, tomorrow afternoon.A

----Are you learning music now in your free time ? ( )----No. I’ve stopped _____

同一型号的架空三相输电线,相间距离增大其线路对地电容( )A 增大B 减小C 不变D 无法确定

35kV以上的线路要按( )选择导线截面。A 电压损耗B 经济电流密度C 机械强度D 电晕

无限大功率电源供电系统发生三相短路,短路电流的非周期分量的衰减速度( )A ABC三相相同B BC两相相同C AB两相相同D AC两相相同

下列选项中,( )不是中低压配电网的特点。A 电压低B 线路短C 输送功率小D 线路长

公司章程对( )具有普遍的约束力A 公司B 股东C 董事D 监事

我国公务员交流的原则包括(A 依法进行B 适才适用C 个人服从组织D 合理原则E 强制原则

消弧线圈采用全补偿,当系统发生单相接地时,可能会使系统( )A 产生谐振B 失去稳定C 保护误动D 接地电流增加

He arrived____ London ____ a cold winter night.( )A A. at; atB B. in; onC C. in;

担任领导职务的公务员,因健康原因而提出的辞职是( )A 因公辞职B 自愿辞职C 责令辞职D 引咎辞职

三相短路的短路电流只包含( )A 正序分量B 负序分量C 零序分量D 反分量

I don’t understand ____ believe him.( )A A. why don’t youB B. why you notC C. w

How long have you____? ( )A A. marriedB B. be marriedC C. got marriedD D. been m

I think____ important to learn English well.( )A A. thisB B. thatC C. itD D. you

—What do you think of the dress? ( )—Wonderful. I don’t think I can find a one.A

实践的主体是( )A A. 绝对精神B B. 具有思维能力、从事社会实践和认识活动的人C C. 人D D. 人的意识

《坛经》“时有风吹幡动,----僧曰风动,---僧曰幡动,议论不已。惠能进曰:不是风动,不是幡动,仁者心动”。惠能关于运动的观点是(A A. 运动是物质之根本属

Here is a piece of advice on how to learn English well. ______ it, please. ( )A

—Mom, can I leave my homework for tomorrow? ( )—I’m afraid not. Don’t what you c