There‘re shops on either side of the street,some of them do not close until 12 at night.

There‘re shops on either side of the street,some of them do not close until 12 at night.
为社么是填them?
那The old man had a son and two daughters,__treated well,which make her sad.这边为什么填none of whom?不是说定语从句不可以用them吗?上一个例子怎么解释呢There‘reshops on either side of the street,some of them do not close until 12 at night.