尖锐湿疣的病原体是()。
A.HSV
B.HPV
C.HIV
D.RNA螺旋体
E.RNA病毒
参考答案:B
It is rather difficult to make friends with her, but her friendship, _______, is truer than any other’s.
A.while gaining
B.after gaining
C.when to gain
D.once gained
L4神经根受压时可能影响到哪一项反射()
A.桡骨膜反射
B.膝腱反射
C.跟腱反射
D.肛门反射
E.腹壁反射