哪种疾病的病原体不能从患者粪便中排出
A．霍乱、副霍乱
B．甲型病毒性肝炎
C．伤寒
D．急性脊髓灰质炎
E．乙型病毒性肝炎
参考答案：E
We students shouldn't spend _____ time on the Internet. [ ]
A. too many
B. many too
C. much too
D. too much
附睾尾部不规则局限性结节，质地坚韧，触痛，结节与阴囊粘连者，应诊为（）
A.肾岩
B.子痈
C.子痰
D.附睾良性肿瘤
E.附睾恶性肿瘤
