【答案】--It seems that the medicine doesn't___________.

--It seems that the medicine doesn't___________.

--You had better see the doctor right now.

A. work

B. use

C. promise

D. play

【答案】

A

【解析】

句意：——似乎那个药不起作用。——你最好马上去看医生。work工作，起作用；use使用；promise许诺；play玩。根据You had better see the doctor right now.可知你应去看医生，因此这个药不起作用，故用动词work，故选A。