Save Our World 单元主题：人与自然———环境保护（身边的生态环境；绿色生活的理念和行为； 环境污染及原因；环保意识和行为） Lesson 43：Let’s Clean Up！ @激活基础 Ⅰ.根据句意及汉语提示填写单词 1.It’s difficult for me to breathe because of air （污染）. 2.Jenny likes to borrow books from the library and read outside in the （校园）. 3.Don’t throw （垃圾） here and there. We should keep the environment clean and tidy. 4.Quan Hongchan’s perfect skill caught the world’s （注意）. 5.To （解释） something means to give people reasons for it. Ⅱ.根据句意，用括号内所给单词的适当形式填空 6.It’s really nice of you （agree） to talk to us， I know you’ re very busy. 7.—Tom， have you ever read the book A tale of Two Cities by Charles Dickens？ —Yes， I finished （read） it last winter vacation. 8.Each student （have） a new school bag in his or her hands. 9.We should pay more attention to （protect） the environment. 10.In order to speak English well， we shouldn’t be afraid of （lose） face， because the most important thing is to practice. Ⅲ.任务型完形填空辨识训练 pick up， agree to， pollute， clean up，draw one’s attention， a bit of 11.All of us helped to the classroom except Eric. He had a bad cold. 12.Thanks for helping me the pen. 13.I’m a little thirsty. Please give me water. 14.If a river is ， farmers can’t use the water for their crops. 15.They give it to me and then showed me how to use it. 16.The teacher used an interesting game to during the class. Ⅳ.语法与情景对话 （ ）17.In China， people usually their houses to sweep away bad luck before the Spring Festival. A.clean up B.look up C.make up D.put up （ ）18.Danny knows Chinese. He can’t speak it well. A.a bit B.a little of C.a bit of D.a few （ ）19.Please the rubbish and put it into the proper rubbish bin. A.look up B.get up C.grow up D.pick up （ ）20.To other’s attention， the woman in the square spoke more and more loudly. A.push B.pull C.take D.draw （ ）21.Why not your teacher for help when you can’t finish it by yourself？ A.ask； write B.to ask； writing C.ask； writing D.asking； writing @知能提升 Ⅴ.阅读理解 地球守护日：应对全球变暖与资源危机的紧迫使命·April 22nd is World Earth Day. It’s a day that tells us to care about our planet. The Earth faces a lot of problems. Global（全球的） warming is one of the greatest challenges today. It makes the Earth hot and changes the global weather. It also makes the sea level（海平面） rise. If the sea level keeps rising， some places such as the Maldives， St. Petersburg in Russia and Bangkok in Thailand may disappear under the water in just a few years. Another big problem is water pollution. The fresh water resources humans can actually use account for about 0.26％ of the total water on the Earth. But people throw rubbish and pour dirty water into rivers and the sea. Almost 3 billion people in the world are expected to face water shortage in 2025. Besides， humans ... ...
