（英语）分析下列句子的句子成分
例:It is a pitty that the industrial cities built in the nineth century do not attract visitors.
复合句 句子结构：形式主语+系动词+表语+主语从句
1.How beautiful it was,falling so silently ,all day long,all night long.
2.Instead of trying hard to be happy,as if that were the only purpose of life.