just as is the case with human beings 结构怎么分析Many animals sleep a _英语解答

just as is the case with human beings 结构怎么分析
Many animals sleep a lot when young,but sleep much less when they get older,just as is the case with human beings.最后半句的结构怎么分析?

人气：152 ℃　时间：2020-01-25 14:51:47

解答

结构分析?
as is the case……这一句是定语从句修饰前面整句话.
as是这个定语从句的关系代词.
is是谓语,后面是表语.
定语从句缺主语,所以用as或者which.
但as is (often) the case with……是固定搭配,意思是“对……来说是常有的事情”