Life is here is less stressful than in a big city. A that B one 答案是A,如果从life是可不可数来看,

题目

Life is here is less stressful than in a big city. A that B one 答案是A,如果从life是可不可数来看,
答案是A,如果从life是可不可数来看,可以理解.可是老师说跟in a big city有关,理解不了.谢谢啦!
另外,有这么一句话,大概是这样：
We are looking for flats, we like yet.
A one
B ones
这里的one跟ones的区别在哪里呢?答案是A.先谢谢啦!

答案