请分析一下这个英语句子的结构,Merely putting up posters of movie stars in the dormitory and cafeteria is not what the campaign to beautify our campus is about.

问题描述:

请分析一下这个英语句子的结构,
Merely putting up posters of movie stars in the dormitory and cafeteria is not what the campaign to beautify our campus is about.

Merely putting up posters of movie stars in the dormitory and cafeteria is not what the campaign to beautify our campus is about.首先是要找到谓语动词到底是哪一个,因为一句话就一个,找到就有助于理顺句子...