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Water - the Stuff of Life!

What would we do without water? Every 1 thing needs water. The Earth is the only planet that has water on it, and it is the only planet known to support life.

The Earth is 2 covered with water. Over three-quarters of the 3 surface is water. Water fills oceans, seas, rivers and lakes. There is also a large amount of water that we 4, underground.

Most water is in liquid form, but water 5 also exist in solid ice form, in places 6 it is very cold. Water can also be in gas form, such as in clouds and as fog. Foggy weather means 7 there is a lot of water in the air.

Without water, 8 on the Earth would die. All plants and animals need water 9 live. People and animals usually get their water 10 the lakes and streams around them. However, in some countries, people get their water from salty oceans and seas. They must 11 remove the salt to get drinkable water.

How 12 desert trees survive in places where there is no water? Plants and trees get their water from the ground 13 their roots. Their roots must dig deep to get the water need.

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Water is the stuff of life!