问几个英文的语法问题

题目

问几个英文的语法问题
Because they painted scenes of life as ordinary people lived it,rather than scenes from myths,many nineteenth-century American artists differed from earlier times.
这里as后面不是要跟doing形式么?为什么lived不是living?而且from earlier times哪里有错啦?
For we students,concern about impending tuition hikes was even more acute than apprehension about final exams.
For we students这样的表达有错么?那应该是怎样表达的?为什么是错的啊?不是做句子主语么?

答案

as是介词 你想到后面接doing这点很好 但是接doing的时候只是限于动词 as后面也可以接名词的啊 这里的“ordinary people”就是名词 ordinary（adj.）修饰people（n.）至于为什么用lived 而不用living 这个和前面的pai...