某男,64岁。右肋缘下3cm处可触及肝脏,有压痛,肝颈静脉回流征阳性,双下肢水肿,应首考虑的是
A.肝炎
B.左心功能不全
C.右心功能不全
D.肾炎
E.肝硬化
参考答案:C
《中华人民共和国海关法》规定,进出口货物,除另有规定者外,由海关准予注册的报关企业或者有权经营进出口业务的企业负责办理报关纳税手续。 ( )
_____ does he do sports every day? He does sports for two hours every day. [ ]
A. How many
B. How often
C. How long
D. When