— What do you think we should do after dinner?

— Why don't we get _______ beer at the Karaoke bar down the street? It is kind of _______

fun to hear all the band singing．

A．a; /

B．a; a

C．the; a

D．a; the

联苯胺引起的法定职业肿瘤为（）。

A、肾脏肿瘤

B、肺脏肿瘤

C、白血病

D、脑瘤

E、膀胱癌