《2025年轻松作业本八年级英语上册译林版》

五、完形填空。
What does the word ecology(生态) mean? It was 1Bby Ernst Haeckel, a German biologist. It means "the study of the house". The "house" is our 2A: Earth. Earth is home for all living things—humans, animals, plants, and even tiny microbes(微生物). An ecologist is a scientist who studies the 3Bbetween organisms (生物) and their environment. The environment is an organism's surroundings. It may 4Cwater, gases, rocks, and temperature.
An ecologist once asked a boy 5Dhe thought about protecting the environment. The boy said, "You go into the forest and look for somebody who wants to cut down a tree. You stop him and tell him how 6Dtrees are. They are good for natural beauty, saving soil, and giving shelter to birds and other animals. " "Good answer," said the ecologist, " 7Ait may not be easy to find a woodcutter to talk to. Also, remember that sometimes it's 8Dto cut down a tree. If we cut down too many trees, the forest will disappear. If we don't cut down any trees, we won't get any resources from the forest. We have to find the right 9C. " The boy agreed, "We need the forest's 10Bfor wood and paper or we might not have desks or notebooks for school. "
"Exactly—and school is a good place to learn about ecology," added the ecologist. "Then you will know how to protect the natural environment. "

答案： 1. B 2. A 3. B 4. C 5. D 6. D 7. A 8. D 9. C 10. B