人工培养白喉棒状杆菌所用的培养基有()
A.吕氏血清斜面培养基
B.血平板培养基
C.EMB培养基
D.亚碲酸钾培养基
E.SS培养基
参考答案:A, B, D
When was ______ that the suggestion was put forward ______ the seven-day Labor Day Golden Week holiday be cancelled? [ ]
A. that; that
B. it; which
C. it; that
D. that; what
引起手足搐搦的常见原因有()
A.呼吸性碱中毒
B.低镁血症
C.缺乏维生素
D.高钙血症
E.高磷血症