The medicine tastes but works .A. bitter; wellB. bitter; goodC. bitterly; wellD. bitter

问题补充：

The medicine tastes , but works .

A. bitter; well

B. bitter; good

C. bitterly; well

D. bitterly; good

答案：

(答案→)A. bitter; well

B. bitter; good

C. bitterly; well

D. bitterly; good

解析：taste是连系动词，后要求接形容词，work后面加副词well，这里意思是：有效，起作用。所以只有A合题意。