Unit 2 Saving the Earth Topic 3-2021-2022学年九年级英语上册课后培优练（仁爱科普版）

Unit 2 Saving the Earth Topic 3 本课重点 1. 掌握重点词汇,短语及句型 2. 掌握“or,while,but,and”等连接词的用法。 本课难点 掌握 ought (not) to do..,instead of, shut off...等重点短语的用法 常考句型 1. Could I ask you a few questions? 2. My main job is to help spread the message about protecting the environment. 3. The three R’s—reduce,reuse and recycle—are important. 4. We sort them so that they can be recycled. 5. Would you like to be a greener person? 6. You ought to shut off the electricity when you leave a room. 7. You’s better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance. 8. Easier said than done. 9. Actions speak louder than words. ... 基础过关 一、词汇过关（完成并熟记下列的重点词汇和拓展） 1)protect v.—____________n. organize v.—____________n. agree v.—_________n.—________n.(反义词) 2)nod v.—________(过去式)—___________(过去分词)—____________(现在分词) 3)battery n.—_______(pl.复数) electric adj.—_____________n. deep adj.—____________adv. 4)cloth n.—__________n.(衣服) act v.—__________n.(行动) advantage n