There are important differences between the two countries.
问题描述：
There are important differences between the two countries.
They are about the same size.But the U.S.has many more people.Because the number of people is smaller,there is more open space in Canada.There is more unused land.This is another important difference的中文
答
他们大约是同一个型号,但是美国有更多的人,因为人数越少,加拿大的开放空间更大,还有很多没用的土地.这是另一个重要的不同.