—            ?

—Quite well, thanks.

A．What do you do?

B．What do you think of it?

C．How are you getting on with your math ?

D．Are you quite good at English?

下列不能在城乡集贸市场销售的药品是（）

A.处方药

B.中药材

C.麻醉药品

D.生物制品

E.放射性药品