Alcohol is also classified as a downer (镇静齐Ij), and though it is legal, it can damage the liver and do great harm if in large quantities.
A. consume
B. to consume
C. consuming
D. consumed
网友回答
A. consume
B. to consume
C. consuming
(答案→)D. consumed
解析：考查非谓语动词。句意“酒精也是镇静剂的一种，虽然是合法的，但是它也会对肝脏造成损害，如果大量吸收，会带来极大的伤害。”consume和alcohol是动宾关系，故用被动。相当于if it is consumed...。故选D。