--- I am interested in that beautiful bag. What do you charge for it?

--- $ 120.

--- ______ , but I can’t afford it.

A．It is worth that

B．It is really nice

C．Please lower the price

D．That is too dear

注射哪种物质只用75%乙醇酒精消毒()

A．活疫苗，活菌苗

B．类毒素

C．死疫苗

D．免疫血清

E．淋巴因子