英语人教版九年级全册U13 sectionA period1 .docx

Unit 13 Were trying to save the earth!Section A 1a-1c一、教学目标：1. 语言知识目标基本词汇：litter, advantage, bottom, fisherman, coal, ugly, cost, wooden, plastic, takeaway, bin, shark, fin, method, cruel. Harmful, chain基本句型：Were trying to save the earth! The river used to be so clean. The air is badly polluted. We should help save the sharks. No scientific studies have showed that shark fins are good for health.2. 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。3. 情感目标: 有环境危机意识，学会关注环境保护环境。二、教学重难点： 1. 教学重点：（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。2. 教学难点：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。三、教学步骤:I. Presentation1. Show some pictures to the students . Ask the students to talk about their feelings.2.Show the picture of the earth and tell students the earth is polluted now. (1) The factories that burn coal pollute the air with a lot of black smoke. (2) Factories put waste into the river.(3) People should throw away litter in the bin. (4)There are more cars on the road. LearningHere are some words related to different kinds of pollution. Write them in the box below. Then add more words. Listening1. 1b Listen and complete the sentences.2. Listen again and check () the sentences you hear.1) We could go fishing in the river.2) The river was really dirty.3) The river has always been the nicest river in this town.4) We should ask the teachers for help.3. Answer the questions .1)What does Tony want to do later this afternoon?2)Why doesnt Mark want to go with Tony?3)How was the river in the past?4. Retell the story.What: dirty botton rubbish fishWhy: littering putting wasteHow: write to close down help to clean upPractice1. Role-play the conversation in 1c.2. Make conversations using the pollution in 1a.Group workMake a list of things that people can do to help the environment and discuss your list wi