病人痰液有恶臭味，判定为何种细菌感染：【 】
A．病毒
B．绿脓杆菌
C．厌氧菌
D．霉菌
E．化脓菌
参考答案：C
—______ the pants?
—They're 15 yuan. [ ]
A. How many is
B. How many are
C. How much is
D. How much are
注册会计师在获取审计证据时，可以考虑成本效益原则。通常应取得当时条件下最为妥当的证据。( )
