water over 70% of the earth"s surface .it‘snecessary all liv

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water over 70% of the earth"s surface .it‘snecessary all living things.
plants and animals need of water.haman need water ,,and the greatest of the humam body is water.so we must water
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Water covers over 70% of the earth"s surface .It‘snecessary for all living things.
Both plants and animals need lots of water.Humans need water,,and the greatest part of the humam body is water.So we must save water.

water over 70% of the earth"s surface .it‘snecessary all liv water c? over 70% of the earth"s surface .it‘snecessary f? a 选择as we all know, two thirds of the earth's surface is water 1.Most of the earth's surface ________by water. Water _________ about seventy persent of the earth,s surface The surface of the Earth is about 70% water ( )of the Earth's surface sovers with water ,the salt water More than_____of the earth Earth's surface is water. three quarters of the earth's surface is covered with water. __ most of the earth's surface is covered by water,fresh wat 21.____ most of the earth’s surface is covered by water,fres We all know that threty percent of the earth's surface is co