高考英语疑问As is often the case with old people.为什么用的是with而不是其他的?

解释一个句子的语法As is often the case with elder people ,my grandma (2013·临沂二模)________ is often the case with old people, my gr 英语高考________ is often the case with children,Amy was better as is the case with . 句中的as什么用法 充当什么角色 As is often the case with. as is the case with 是什么意思? they often help old people with the ( )shop 翻译英语,无奈的英语This is the elementary case with one contact point as is often the case的语意及as的全方位综合用法 The old man is often seen( )in the park with Betty is often seen ( )the old man with his housework... Li Ming is late, as is often the case中as为什么不能用which替代