将电荷量为q的点电荷放在电场中的A点，它受到的电场力为F，则A点的电场强度的大小等于[ ]
A．q/F
B．F/q
C．qF
D．F
答案：B
_____ surprised me most was to see so many women crying sadly there.[ ]
A. That
B. It
C. Which
D. What
子痈的病变部位是
A．睾丸
B．阴囊
C．精索
D．前列腺
E．阴茎
