Unit 13　We're trying to save the earth!Section A (1a-2d)教案 2023-2024学年人教版九年级英语全册

Unit 13　We're trying to save the earth!Section A (1a-2d) 教学课题 Section A (1a-2d) 核心 词汇 Important words:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic Important phrases:the bottom of the river,be full of rubbish,throw litter into the river,play a part in cleaning it up,land pollution,pollute the air with black smoke,cut down air pollution,make a difference 核心 句式 1.Everyone in this town should play a part in cleaning it up! 2.The air is badly polluted because there are more cars on the road these days. 3.To cut down air pollution,we should take the bus or subway instead of driving. 4.I used to be able to see stars in the sky. 5.The air has become really polluted around here.I'm getting very worried. 技能与策略 学习要点 1.学会用被动语态,现在进行时,used to结构谈论环境污染问题,积累丰富的与环保话题相关的词汇、短语和句子表达。 2.帮助学生认识到环境污染的严重危害,并积极思考解决措施。 教学过程 ◆Step 1　Leading in T:Show some pictures and ask: 1.What kinds of pollution do you know? 2.What do you feel about the pollution? Ss: ①noise pollution　②air pollution　③water pollution... ... 设计意图 通过课前的一个师生问答互动引入新课的学习。 ◆Step 2　Work on 1a 1.Here are some words related to different kinds of pollution.Write them in the box in 1a.Then add more words. 2.Ask three students to give their answers. 3.Give possible answers. ◆Step 3　Listening 1b 1.Play the recording for the first time.Ss listen and complete the sentences. 2.Play the recording again and ask the Ss to check their answers. 3.Check the answers together. ◆Step 4　Pair work 1c 1.Ask two Ss to read the conversation in 1c. 2.Then ask Ss to make their own conversations about the kinds of pollution in 1a. 3.Ask two pairs to act their works out. 教学过程 ◆Step 5　Listening 2a & 2b Work on 2a 1.Listen to the interview.Circle the kinds of pollution that Jason and Susan talk about. 2.Check the answers. Work on 2b 1.Listen again and complete the sentences. 2.Check the answers. ◆Step 6　Pair work 2c 1.Use the information in 2a and 2b to role-play conversations between Jason and Susan. 2.Ask one pair to act ou