Unit 2 Topic 1 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 Topic1 Pollution has caused too many problems. Section A 【学习目标】 By the end of the lesson, students should be able to: 1.掌握本课的重点词汇和短语，巩固一般过去时和现在完成时的用法和区别。 Words and phrases: bee, butterfly, mess, shame, several, pollute, waste, villager, destroy, cut down, goodness, pour, see sb./sth. do sth., see sb./sth. doing sth., cut down, my goodness Sentences: What a shame! / What a mess! The flowers and grass have gone! What has happened here? There be sth./sb. doing sth. There are several factories pouring waste water into the stream. Everything has changed. Grammar: differences between Simple Past and Present Perfect tense. 2.能够用一般过去时和现在完成时描述过去和现在的变化。 正确使用there be sth./sb. doing sth.来表达“有某人/物正在做某事”。 Difficult points： 正确使用there be sth./sb. doing sth.来表达“有某人/物正在做某事” 。 区别使用短语see sb./ sth. do sth.和 see sb. / sth. doing sth.。 能正确地以口头和书面形式区别使用一般过去时和现在完成时。 【预习导学】 必备单词、短语和句子 1 ________________ n.蜜蜂 2 ________________ n.蝴蝶；蝶泳 3 ________________ n.肮脏，杂乱；困境 4 ________________ n.羞耻，羞愧=pity 5 ________________ det.&pron.几个，数个= a few 6 ________________ v.倒出；倾泻；不断流出 7 ________________ adj.废弃的n.废料v.浪费 8 ________________ n.村民，乡下人 9 ________________ v.破坏，毁坏 10 ________________ 砍倒 11 ________________ v.污染 12 ________________ n.天哪；啊呀 13.bear to do sth. /bear doing sth___________________________ 14.__________________________和…几乎一样差 15.___________________________据报道… 16.several hundred / thousand / million / billion _________________________ 17.pour … into…_____________________________ 18.You could see bees and butterflies dancing.________________________________ 19.The flowers and grass have gone.___________________________________ 20.What’s worse, the factory makes too much noise.____________________________ 21.There are several chemical factories pouring waste water into the stream.___________________________ 22.Everything has changed.______________________________ 答案： 1 bee n.蜜蜂 2 butterfly n.蝴蝶；蝶泳 3 mess n.肮脏，杂乱；困境 4 shame n.羞耻，羞愧=pity