“亟拯斯民于水火，切扶大夏于将倾”这句话是由（）提出来的，目的在于振兴中华。
A.严复
B.孙中山
C.康有为
D.李大钊
参考答案：C
关于重心，下列说法正确的是( )
A．物体的重心一定在物体上
B．物体的质量全部集中在重心上
C．物体的重心位置跟物体的质量分布情况和物体的形状有关
D．物体的重心跟物体的质量分布没有关系
Since I won the big prize, my telephone hasn't stopped ringing. People _____ to ask how I am going to
spend the money. [ ]
A. phone
B. are phoning
C. were phoning
D. will phone
