1.prairie草原

2.Yukon, Northwest Territories, British Columbia, Alberta, Saskatchewan，Manitoba。

3.landscape of the Interior plains are pretty great, is plain, I think it is appropriate to people's living. Will be suitable for the growth of some plants.

4.elevation海拔

flat单位

level一级

5.More than 200 meters above sea level in the following

6.The east than the west side of a higher low.