Lesson 14 WaterIf youre Happythe earthLook at the green part,What is it?Its the land.What about the blue part?Its the water.There is a lot of water on the earth，such as lakes,rivers,seas.All of us know that the 70 percent of the world is water.The earth is a ball filled with water.sea waterSee water is Cold and salty.FishesWhaleDolphinsWater grassIn the deep part of the sea,many kinds of living things live in the water.So the sea is a mysterious world.It has many secrets.We can seek for more.See you!
