Her son        cola, but now he      milk.

A．used to drink; is used to drinking

B．used to drinking; drinks

C．is used to drinking; used to drink

D．is used to drink; is drinking

胃反呕吐者，治用（）。

A．半夏泻心汤

B．黄芩加半夏生姜汤

C．小半夏汤

D．大黄甘草汤

E．大半夏汤