To answer the first part of your question, I'd like to say that our studies were very extensive.
你问题的第一部分,我要说的就是我们的研究非常广泛。
It has always been a mystery to me who city dwellers, who appreciate all these things, obstinately pretend that they would prefer to live in the country.
城里人对这一切心里很明白,却偏要执拗地装出他们喜欢住在乡村的样子,这对我来说一直是个谜。