Unit 1 单元话题完形填空精练-2022-2023学年九年级英语上册单元重难点易错题精练（牛津译林版）

Unit 1 Know yourself 单元话题完形填空训练 （2021·江苏南京·中考真题）What does the word ecology mean? It was _____1_____ by Ernst Haeckel, a German biologist. He joined two Greek words: oikos, meaning “house”, and logie, meaning “the study of”. Together they mean “the study of the house”. The “house” Haeckel had in mind is our _____2_____, Earth. Earth is home for all living things—humans, animals, plants, and even tiny microbes. To study a house is to learn how its residents（居民）use it. An ecologist is a scientist who studies the _____3_____ between organisms （生物）and their environment. The environment is an organism’s surroundings. It may _____4_____ water, gases, rocks, and temperature. Ecologists also study the balance of using the environment while protecting it. An ecologist once asked a boy _____5_____ he thought it meant to protect the environment. The boy said, “You go into the forest and look for somebody who wants to cut down a tree. You take away his axe. You tell him about how _____6_____ tr