The price _(go) down,but I doubt whether it will remain so .

问题描述:

The price _(go) down,but I doubt whether it will remain so .

has gone

has gone down
99年高考原题

went ---用过去时
The price went down,but I doubt whether it will remain so.
价格下滑了,但我怀疑它是否将会保持这种态势.

has gone down