Experts insist that packets of cigarettes e with a health warning to them.
A. be attached
B. attach
C. attached
D. attaching
网友回答
A. be attached
B. attach
(答案→)C. attached
D. attaching
解析：
试题分析:句意：专家坚持要求要让香烟的包装上附带上健康警告。此处是with复合结构，即：“with +宾语+to do / doing / done”形式 ，而宾语warning 和动词attach之间是动宾关系，应该用过去分词表示被动，选C。