Don’t take too much of the medicine;it does you more harm than good if you______

题型：不详难度：来源：

Don’t take too much of the medicine;it does you more harm than good if you______.

A．do	B．take
C．like	D．have

答案

A

解析

if you do是省略形式，为了避免重复，常用助动词代替谓语动词。do代替上文中的take too much of the medicine。have用于代替上文中的现在完成时。