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。
Audiences in the second decade of the twentieth century found it pleasant to escape to a time when life, though hard, was relatively simple.We still do;
生活在20世纪20年代的观众认为,逃到一个即使艰苦但比较简朴的时代中去是件愉快的事,我们今天仍有这种感觉。