Everyone knows water is important to all living things. But do you know these interesting1 about water?
Without water, the Earth would look 2 the Moon. People can live for a long time without food, but only 3 days without water. Scientists say about 70% of the human body is made up of water. Water4 up about 83% of our blood, 75%of our brain, and 80% of our lungs (肺). About 95% of a tomato is water, and about 80% of an apple is water. So 5 can we do to help with water problems?
Keep a shower to 10 minutes or 6 time. It helps save much water. Use a broom to sweep the floor, the stair, the garage( 车 库 ) , or the sidewalk instead of water.
7 throw your used water away. Instead, you can use some to water plants or run the toilets. Use a bucket( 桶 )of water to 8 your bike or the family car instead of water pipes.
Use water only 9 you need it. Don't leave water running. Be sure to tum the tap10 when you are not using it.
