( )of the earth is water,and ( )of the earth is land.
( )of the earth is water,and ( )of the earth is land.
three quarters of the earth is water
Water is the "life blood" of our earth.It is
three quarters of the earth is water 为什么用is
The surface of the Earth is about 70% water
Why the water is the origin of life on earth?
选择about ------of the earth is coverd by water
(About two thirds) of the earth is covered with water.
there is a lot of water on the Earth
翻译:It is the name of the land masses that the Earth is divid
the earth is our home.we must ___the land,air,and water clea
Water is the "life blood"of our earth.Like air and sunshine,