新人教版九年级全一册英语 Unit13 第1课时 教案（教学设计）

1、Un i t13 We are try i ng to save the earth!Sect i on A (1a-2d)语言知识基本词匚：litter, bottom, fisherman, coal, ugly, advantage, cost,wooden, plastic, takeaway, bin, shark, fin, cruel, harmful, chain, ecosystem, industry, law, scientific, afford, reusable, transportation, recycle, napkin, upside, gate, bott

2、le, president, inspiration, iron, work, metal,creativity,基本词组：be harmful to, at the top(of sth.), take part in, turn off, pay for, take action, throw away, put sth. to good use, pull.down, bring back基本句型：Were trying to save the earth.The river used to be so clean.The air is badly polluted.No scienti

3、fic studies have showed that shark fins aregood for health.We should help save the sharks.技能目标：能正确运用现在进行时，现在完成时，被动语态，情态 动词和used to句型。.情感目标：有环境危机意识，学会关注环境保护环境。(1)能正确运用现在进行时，现在完成时，被动语态，情态动词和used to句型。(2)保护环境的措施方法。(1)能正确运用现在进行时，现在完成时，被动语态，情态动词和used to句型。(2)水污染，空气污染等各种污染的产生因素及解决措施；cost, advantage等 词汇。St

4、ep 1： Lead-in.Ask students to enjoy a video named Gone with Home.After watching the video, ask students the following questions.Whats the video mainly about?How do you feel?.Ask students to discuss one question with their partner：In our daily life, what kind of pollution can you think of?设计意图：通过视频留住

5、美丽地球，震撼学生的心心灵，帮助学生了 解环境污染及生态破坏的种种现象，并使他们意识到环境保护的危机感与紧迫 感。同时，联系身边生活，结合本城市环境状况，引导学生进一步熟悉话题。Step 2： Presentation.Ask students to look at the pictures in la and talk about it.The teacher can ask students the following question: What else can cause each kind of pollution? Then ask students to do the exer

6、cise in la.设计意图：让学生对于环境污染的类型有一个初步的了解，熟悉话题，为 下面的听力活动做好内容和词汇上的准备。Step 3： Listening to lbBefore listeningAsk students to predict what kind of pollution they will listen to in lb.设计意图：从内容和语法上对听力进行预测。While listening.Play the recording twice for students to complete the chart.Ask a student to read his or

7、her answers.Let students check their answers that they have predicted.设计意图：听这两遍时，更加注重细节。After listening.Read after the tape recorder and pay attention to the pronunciation and intonation.Ask students to practice the conversation with their partner.Then, ask students to act out the conversation.Ask s

8、tudents to make their own conversation and act out the conversation.设计意图：听后，再次整体回扣文本，并进行语音语调的学习。然后，通 过pair work让学生内化听取的信息语言。Step 4： Listening to 2aBefore listeningAsk students to guess the answers.设计意图：提高学生的兴趣，并促使他们在听的过程中有目标地集中注意 力。While listeningPlay the recording for students to circle the kinds o

9、f pollution they hear.After listeningCheck the answers.Step 5： Listening to 2bBefore listening汇。设计意图：有推断的预测可以帮助学生在听录音时更有效地捕捉关键词While listening.Play the recording for the first time and do the exercise in 2b.Play the recording again and let students correct their answers.After listening.Let students

10、read the conversation in 2c after the tape recorder.Role-play the conversation.设计意图：让学生模仿录音中的语音语调，提高口语表达能力。Step 6： Role-play.Read 2d and complete the chart.Problems Solutionsair pollutionwaste pollutionwooden（木头的）chopsticks or plastic forksrubbish设计意图：增加表格可以帮助学生梳理和识记信息，为role-play做好准 备。.Let students read the conversation after the tape recorder.Ask students to practice the conversation with their partner.During the conversation, they should have eye contact.设计意图：让学