Unit 2 Topic 2 Section A-【帮课堂】2023-2024学年九年级英语上册同步学与练（仁爱科普版）

Unit2 Topic2 All these problems are very serious. Section A 【学习目标】 By the end of the lesson, students should be able to: Words and phrases: sand, although, sandstorm, desert, human being, reduce, completely, change into, stop … from, blow/ wash … away, as a result Sentences: A lot of water can be saved by forests. Although we have built “The Green Great Wall”, we still need to do something to protect the environment. Grammar: Indefinite pronoun and adverb. Difficult points： 能够从所听材料中获得有效的细节信息来补全句子。 能够根据图片和信息提示词描述沙尘暴形成的过程。 【预习导学】 必备单词、短语和句子 1 ________________ n.沙，沙子 2 ________________ 转换成，把……变成 3 ________________ n.沙漠v.舍弃,遗弃 4 ________________ conj.虽然，尽管 5 ________________ v.减少；减轻 6 ________________ adv.彻底地；完整地 7.____________________（风）吹得猛 8._____________________砍伐 9.___________________结果是 10.__________________变成 11.___________________把……变成 12.blow/wash/take… away ______________________ 13.human beings = humans______________________ 14.come into being_____________________ 15.stop/prevent …(from) doing___________________ 16.keep…from doing______________________ 17.While I was walking down the street just now, I couldn’t see anything. ______________________________________________ 18.Cutting down trees is harmful to human beings, animals and plants. _________________________________________________ 19.Although we have built “The Green Great Wall”, we still need to do something to protect the environment. __________________________________________________ 答案： 1 sand n.沙，沙子 2 change…into… 转换成，把……变成 3 desert n.沙漠v.舍弃,遗弃 4 although conj.虽然，尽管 5 reduce v.减少；减轻 6 completely adv.彻底地；完整地 7.blow strongly （风）吹得猛 8.cut sth. down 砍伐 9.as a result 结果是 10.change/turn into 变成 11.change/turn…into…把……变成 12.blow/wash/take… away 把……吹走/冲走/带走 13.human beings = humans人类 14.come into being形成 15.stop/prevent …(from) doing阻止……做某事 16.keep…from doing 阻止……做某事 17.While I was walking down the street just now, I couldn’t see anything. 刚才当我在街上走的时候，什么也看不清。 18