【单选题】【消耗次数:1】
Every time when I go back to my hometown, I usually spend two days ____ of my relatives.
going the rounds of
rounding up
making the rounds of
rounding on
参考答案:
复制
纠错
相关题目
【单选题】 When I was a child, I_______go back home on time.
①  have to
②  must
③  had to
【单选题】 This photo reminds me ___ the days when I worked ___ the farm with my classmates.
①  ?about; in
②  ?of; on
③  ?of; in
④  ?about; on
【单选题】 I fell and broke my leg when I_______riding my bike.
①  /
②  is
③  was
【单选题】 I will take my daughter with me when I __________ Shanghai.
①  go to
②  will go to
③  have been to
④  have gone to
【单选题】 I will take my daughter with me when I_______ Shanghai.
①  go to
②  will go to
③  have been to
④  have gone to
【单选题】 I sprained my ankle when I _______ running in the street.
①  is
②  was
③  /
【单选题】 My grandfather had suffered from cancer for two years. It was no surprise when I was told that he had _____.
①  passed off
②  passed away
③  passed by
④  passed over
【单选题】 Thats pretty good that you get up and go running, but I ______ like running early in the morning since I’ve got to prepare breakfast for my family.
①  have a good time
②  have a hard time
③  have time
④  have much time
【单选题】 I haven’t finished my composition . I ________ for two hours and a half.
①  have written it
②  have been writing it
③  wrote it
④  am writing it
【单选题】 I ___ go to bed until I ___ finished my work last night.
①  don’t; had
②  didn’t; have
③  didn’t; had
④  don’t; have
随机题目
【单选题】 直流电动机采用降低电源电压的方法起动,其目的是: ( )
①  为了使起动过程平稳
②  为了减小起动电流
③  为了减小起动转矩
【单选题】 机械特性是指电动机的( )之间的关系。
①  转速n 与电磁转矩 Tem
②  电流Ia与电磁转矩Tem
③  电压U 与电磁转矩Tem
【单选题】 直流电机电枢绕组元件中,电动势和电流是( )。
①  直流的
②  交流的
③  交直流并存
【单选题】 他励直流电动机的人为特性与固有特性相比,其理想空载转速和斜率均发生了变化,那么这条人为特性一定是( )
①  串电阻的人为特性
②  降压的人为特性
③  弱磁的人为特性
【单选题】 换向磁极绕组采用较粗的绝缘铜线绕成,匝数校少,与电枢绕组( ).
①  并联
②  串联
③  无关联
【判断题】 他励直流电动机直接起动时,起动电流很大,一般为额定电流的 10~20 倍。
①  正确
②  错误
【判断题】 把一台 50Hz 的变压器接到 60Hz 的电网上,外加电压的大小不变,励激电流将减小。
①  正确
②  错误
【判断题】 变压器带容性负载,当负载增加时,二次侧电压将降低。
①  正确
②  错误
【判断题】 直流电动机的额定功率是指转轴上吸收的机械功率
①  正确
②  错误
【判断题】 变压器负载运行时,其二次绕组接到交流电源上.( )
①  正确
②  错误