How long is the GreatWall?It is about___ ___ ___ ___ ___.2.How big is Beijing?Beijing is got about___ ___ ___.
问题描述：
How long is the GreatWall?It is about___ ___ ___ ___ ___.2.How big is Beijing?Beijing is got about___ ___ ___.
答
1.How long is the Great Wall?
It's ______ ______ ______ ______ ______.
填:about six thousand seven milon
2.How big is Beijing?
Beijing is got about___ ___ ___.
填:16807.8 square kilometers．