以下哪些是人兽共患病病原菌:().
A.副结核杆菌
B.布鲁氏菌
C.炭疽芽孢杆菌
D.巴氏杆菌
参考答案:A
The book might be my sister’s. Hemingway is________ favorite author.
A. his B. her C. my
尿细菌培养为粪肠球菌,具有诊断意义的菌落计数至少大于()
A.10/ml
B.100/ml
C.1000/ml
D.10000/ml
E.100000/ml