这两句英语复合句的句子成分要怎么划分？

Question

5. As they grow old, people also accumulate belongings for two other reasons, lack of physical and mental energy, both ofwhich are essential in turning out and throwing away, and sentiment 6.things owned for a long time are full associations with the past, perhaps with relatives who are dead, and so they gradually acquire a value beyond their true worth.

这样分析有什么地方错了？求指正

Answer 1

无论是复合句还是单句，主语只有一个，其他的句子都是来解释说明原因，或者表示状态，修饰限定的，我不明白你为什么要刻意的划分句子的结构，语言这个东西很灵活，如果非要对每一个句子都做结构划分的话，你会感觉有的句子怎么划分都能说的通。