The earth is worse than before because of serious A. p : air pollution, land (土壤) pollution and water pollution. Irresponsible (不负责任的) people damaged the environment and now we have serious problems. What should humans do to save the earth?
First,we should not make too much rubbish (垃圾). It needs more areas, so there will not be enough space for people to live. The land will then be polluted and fewer plants can grow.
Next, we should keep the sea and rivers clean. C. 鱼不能在污染的水里存活，so it may be B. i_______ for us to enjoy so much seafood or swim happily in the sea in the future.
Third, everyone should help to keep the air clean. Polluted air is bad for our physical health. So we must stop people and factories from polluting the air.
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.
