water c? over 70% of the earth"s surface .it‘snecessary f? a

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water c? over 70% of the earth"s surface .it‘snecessary f? all living things.
b?plants and animals need l?of water.haman need water ,t?,and the greatest p? of the humam body is water.so we must s? water
快,加急填空

covers
for
both
lots
too
part
save
采纳哦
再问：还一句。they can't l???? at all w ??? water 在 haman need water ,t???前面
再答： live without 采纳吧(*^__^*)

water c? over 70% of the earth"s surface .it‘snecessary f? a water over 70% of the earth"s surface .it‘snecessary all liv 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 首字母填空The sea covers a great part of th Earth's surface .it i More than_____of the earth Earth's surface is water. ____ of the surface of the earth is covered with water.A.fir 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