--Why not take some medicine ?-Yes I do.I have taken medicine for a whole week but it

问题补充：

--Why not take some medicine ?

---Yes, I do.I have taken medicine for a whole week, but it doesn seem to .

A. work

B. use

C. make

D. get

答案：

(答案→)A. work

B. use

C. make

D. get

解析：work在这里意为“起作用”。