— Betty, will you please come here and help me?    

— Sorry, she is not here. She _____ to the cinema. May I help you? [ ]

A. goes

B. was going

C. will go

D. has gone

下列关于甲型肝炎的叙述，正确的是（）

A.急性甲型肝炎的患者是传染源

B.血液中HAV主要出现于黄疸发生之前

C.慢性甲型肝炎的患者是传染源

D.无黄疸型甲型肝炎可以是传染源

E.黄疸出现之后患者血液通常无传染性