Unit13 Section A(1a-2d)课时作业2024-2025学年人教版英语九年级全册

Unit 13 We're trying to save the earth! 第一课时Section A(1a-2d) 【基础训练】 一、根据句意及首字母或汉语提示填写单词。 1.The (塑料的)bags are full of clothes. 2. We can clearly see fish swimming at the (底部)of the river. 3. Linda dislikes spiders because they look u with hairy legs. 4.One of the a of this new machine is that it produces less pollution. 5. To keep the classroom clean, we shouldn't drop l on the floor. 二、根据句意，用括号中所给单词的适当形式填空。 6.“ (act)speak louder than words"is one of my favorite sayings. 7.Some (fisherman)said they had seen something strange in the ocean. 8. In the north, people used to burn (coal)to keep warm in winter. 9.It only (cost)me 10 dollars to buy so many books yesterday. 10.-Wow, what a nice chair! Is it a one? -Yes, it is made of (wood) 三、根据汉语意思完成下列句子。每空一词。 11.我们正在尽力减少空气污染。 We are trying to air pollution. 12.这条河被严重污染，我们应该清理它。 The river was badly polluted. We should . 13.我们所有人都应该参与保护环境。 We all should in protecting the environment. 14.现如今，大部分人都骑自行车上班，而不是开车。 Nowadays, most people ride to work driving. 15.杨老师的演讲对彼得产生了很大的影响。 Mr. Yang's speech made a very big Peter. 【能力提升】 四、从方框中选择合适的选项补全对话。其中有两项为多余项。 A: Hello, Carla! Would you like to go to the park with me this weekend? B: I'd love to, but the park is dirty. A: 16. . B: It used to be clean.17. . A: What happened? B: 18. .It made the park very dirty. A: That's too bad! And what could we do? B: First we could put up signs to ask people to protect the environment. A: Sounds good.19. . B: We could volunteer to help clean up the park. A: Good idea.20. . B: OK. A.What else? B.Yes, it's very clean. C. I disagree with you. D. People dropped litter everywhere. E. But now the situation is different. F. Let's start to do something this weekend. G. I remember it used to be a good place to exercise. 参考答案 一、1.plastic 2.bottom 3.ugly 4.advantages 5.litter 二、6. Actions 7. fishermen 8.coal 9.cost 10.wooden; wood 三、11.cut down12.clean it up 13.play a part/role14.instead of 15. difference to 四、16~20.GEDAF 学科网（北京）股份有限公司 $$