依靠流动的流体能量来输送液体的泵是( )。
A．水环泵
B．水锤泵
C．射流泵
D．电磁泵
参考答案：A,B,C
Mr. Huang will ________ in the movement.
A．play a leading part
B．take parts
C．play leading part
D．take a part
基因组学
