Being able to afford ______ drink would be ______ comfort in those difficult times.

A．the; the

B．a; a

C．a; 不填

D．不填; a

治疗经期腰腹冷痛，经血量少，经期错后的药是（）

A．香砂平胃丸 

B．香砂养胃丸 

C．木香顺气丸 

D．加味保和丸 

E．加味左金丸