引起射精疼痛的原因有()
A.性交动作过猛
B.紧张与焦虑
C.前列腺炎
D.肾结石
E. * * 结石
参考答案:A, B, C, E
________Tom ________ Mary speaks Chinese well, so they can communicate with Chinese students very well.
A.Neither ; nor
B.Not only ; but also
C.Both ; and
D.Either ; or
肢体骨折固定时,发现指端苍白、发冷或青紫,说明__________,应____________。