细菌性痢疾患者和带菌者均是传染源但在流行病学上意义尤为重要的是()
A.急性痢疾患者
B.慢性痢疾患者
C.非典型患者
D.带菌者
E.中毒型细菌性痢疾患者
参考答案:B, C, D
—There is a girl in front of our classroom. Do you know ?
—She is an English teacher.
A.who is she
B.who she is
C.what is she
D.what she is
慈善组织的财产包括哪些?