肥达反应可辅助诊断的病原菌感染是()
A.布鲁菌
B.志贺菌属
C.沙门菌属
D.肠炎沙门菌
E.克雷伯菌属
参考答案:C
.He suddenly saw what looked like a snake in the darkness. For an instant his heart seemed to stop ______.
A.to beat
B.beating
C.beaten
D.being beaten
有关部门、医疗卫生机构应当对传染病做到(),切断传播途径,防止扩散。
A.早发现
B.早报告
C.早隔离
D.早治疗
E.早转运