六腑共同的生理特点是
A．受盛水谷
B．传化水谷
C．化生精气
D．贮藏精气
E．受盛和传化水谷
参考答案：E
It is hard for me to imagine what I would be doing today if I ________ in love,at the age of seven,with the Melinda Cox Library in my hometown.[ ]
A. wouldn't have fallen
B. had not fallen
C. should fall
D. were to fall
广义积分（）。
A．发散
B．收敛于0
C．收敛于2
D．收敛于3
（）。