【单选题】1927年3月毛泽东在《湖南农民运动考察报告》中说:“这个贫农大众,合共占乡村人百分之七十,乃是农民协会的中坚,打倒封建势力的先锋,成就那多年未曾成就的革命大业的元勋。没有贫农阶级(照绅士的话说,没有“痞子”),决不能造成现时乡村的革命状态,决不能打倒土豪劣绅,完成民主革命。”这说明毛泽东认为()
【多选题】三相交流发电机的优点( )
A.
三相交流发电机比相同尺寸的单相交流发电机容量大
B.
如果以同样电压将同样大小的功率输送到同样距离,三相输电线比单相输电线节省材料
D.
三相交流发电机比相同尺寸的单相交流发电机容量小
【简答题】You’ve just come home, after living abroad for a few years. Since you’ve been away, has this country changed for the better—or for the worse? If you’ve just arrived back in the UK after a fortnight’s ...
【单选题】It is to be ______ that your health is ______ since you've been working such long hours.
【判断题】A、B两组分液体混合物,用蒸馏方法加以分离,是因为A沸点低于B沸点,所以造成挥发度差异
【单选题】—John, you've never been to the Great Wall since you came to China, I'm afraid.—______
A.
No, I've just been there with Mary.
B.
Yes, never. How about you?
C.
No, but how I wish to!
D.
Yes, but I'd like to as soon as possible.
【判断题】A、B两组分液体混合物,用蒸馏方法加以分离,是因为A沸点低于B沸点,所以造成挥发度差异。