The earth is much worse than before because of serious pollution: air pollution, soil pollution and water pollution. What should humans do to save the earth?
First, we should not produce too much rubbish. Rubbish takes up much space, so there will not be enough space for people to live in. What's worse, it will pollute soil and fewer plants can grow.
Next, we should keep the sea and rivers clean. Fish can't live in polluted water, so it may be impossible for us to enjoy so much seafood in the future.
Third, everyone should help to keep the air clean. Polluted air is harmful to our health.
To make the earth a better place, everyone should learn to love our planet from now on. And everyone should play a part in saving the earth.
How to save the earth
Three kinds of pollution: air pollution, (1) and water pollution |
|
First |
Don't produce (2) . It takes up much space. |
(3) |
Keep the sea and river clean. Fish can't live in polluted water. |
Third |
Keep the air clean. Polluted air is (4) to our health. |
Everyone should learn to love and play a part in (5) the earth. |
Lonnie Johnson always loved taking things apart(分开). He(1) /'sʌmtaimz/ put them back together. Other times he made new things from different (2) ( part). He learned how to use tools from his dad.
At 13, Lonnie put an old engine(发动机)on a homemade go﹣cart. He loved driving it around. He dreamed of being(3) inventor. By high school, Lonnie built a remote﹣control robot from some waste things. This won him first prize at the Alabama State Science Fair. His friends called (4) "The Little Scientist". In college, Lonnie was an excellent student. After that, he (5) (become )an Air Force officer, rocket scientist and business leader. (6) he never stopped inventing. You may have played with his most famous invention﹣﹣﹣the Super Soaker, a kind of water gun. Lonnie got the idea for this(7) /tɔi/ while working on another invention. When he tested a homemade part in his bathroom, it shot water(8) / ə' krɔs/ the room.
Today, Dr. Lonnie Johnson has more than 100(9) (use) inventions. However, he still keeps(10) (try)new things.
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