these ancient indians used to live in what is now a part of ...为什_英语解答

these ancient indians used to live in what is now a part of ...为什么用what 而不用which?

人气：376 ℃　时间：2020-03-27 00:48:08

解答

还没有一个实体的时候用what指代一个实体.
已经有了几个实体的时候,用which指代其中一个实体.