求语法解析!he seems to be studying it .这句中的to be studying为什么这么用,我知道有seem to do sth,这里的为什么用be doing 它在句中做什么成份?这句和he seems to study it有什么区别?

分类: 作业答案 • 2022-04-26 20:34:44

问题描述：

求语法解析!
he seems to be studying it .这句中的to be studying为什么这么用,我知道有seem to do sth,这里的为什么用be doing 它在句中做什么成份?这句和he seems to study it有什么区别?

答