初中英语优秀教案.doc

Unit2 Saving the earth Section B Pollution causes too mang problemsI.Teaching aims and demands: 1.Go on learning and master the usage of direct speech and indirect speech. 2. Learn to express blame and complaint. II. Important points: 1.direct speech and indirect speech 2. some expressions about blame and complaint III. Teaching procedure: Step 1 Review 1.Ask students to report their surveys in the previous lesson about environmental pollution. 2. Summarize the main points in their reports and lead to this section. Step 2 Presentation 1. Show the picture in 1a and talk about it. Learn and master the new words “weak”, “produce” and “chest”. Understand the new word “gas”. 2. Let students further discuss other influences that the chemical factory brings on people so that they can understand the text better. Lead to the new word “anyway”. Then ask students to learn and master it. 3. Listen to 1a, answer the shining questions, and then check the answers. (1) What makes the old ladys chest hurt? (2) Why cant she sleep well at night? Step 3 Consolidation 1. Listen to 1a again, let students read after the tape and imitate the pronunciation and intonation. 2. Work in pairs. Read 1a, and then act it out in roles.(optional) 3.read 1a. Find out the sentences that the granny blames and complains about environmental pollution. Ask students to master them. For example: (1) Its difficult for me to breathe. (2) The chemical factory produces terrible gas. (3) The bad air makes my chest hurt. (4) Whats more, the factory makes too much noise and I cant sleep well at night. (5) I cant stand the environment here. Step 4 Practice 1. Let one student act as the granny in 1a and retell the sentences that uses to blame and complain. Go on learning the usage of direcr speech and indirecr speech. Finish 1a. For example: S1: Its difficult for me to breathe. T: What did she say? S2: She said that it was difficult for her to breathe. Write down the sentences above on the Bb. Ask students to observe them and lead students to sum up the usage of the tense, the pronouns and the time in the sentences. 2. Let students finish 1b by themselves, and do more exercise to deepen their understanding of the usage of direct speech and indirect speech. 3.Work in chains. Practice how to change direct speech into indirect speech. 4. Let students finish 2 by themselves. Then check the answers. Step 5 Project/work after class 1. Free work. 2. Handwriting： produce terrible gas Section B Kang kang asked the old lady how long she had been like that. The old lady told Kang kang that she h