男性病人，二月前因胃癌手术，术中输血400ml。近一周出现乏力、纳差，查ALT300U/L，总胆红素20μmol/L，抗HAV(-)，HBV-M(-)，HCV-RNA(+)，抗HCV(+)。诊断应考虑

A．急性甲型肝炎

B．急性丙型肝炎

C．慢性丙型肝炎

D．慢性乙肝合并甲肝

E．转移性肝癌

You should try to get a good night's sleep________much work you have to do. [ ]

A. however  

B. no matter

C. although  

D. whatever