一道高考英语模考题

题目

一道高考英语模考题
Drinking a little wine is good for our health.However,wine can also damage the liver and do great harm if ______ in large quantities.
A.to consumex05x05
B.consumingx05x05
C.consumedx05x05
D.consumes
为什么?

答案

C
it is consumed的省略