【题目】In many countries packets of cigarettes come with a government health warning______to them.
A.stuck
B.attached
C.applied
D.referred

【答案】B
【解析】stuck to“坚持”； attach to“附属，把...放在”；apply to “申请”；refer to “指的是”。 句意：在许多国家，香烟包装上都有政府的“吸烟有害健康”的警告。故选B