英语人教版九年级全册unit13 sa(2a---2d).doc

芮城五中 九 年级教学案课题：Unit13 SectionA2a-2d学科： 英语 课型： 听说课 主备人： 宋卫梅授课教师： 时间： 教学目标：1. Curriculum words and expressions coal, ugly, advantage, cost, wooden, plastic, takeaway, bin, pollution, be polluted, a lot of black smoke, too much rubbish and waste, turninto, cut down, instead of, be good for health, sth. cost sb. money, wooden chopsticks, plastic forks, takeaway food, make a difference, lead to a better future2. Express preferences （1） Talk about pollution and environmental protection. （2） Review of key structures. （3）能正确区分和使用一下语法结构：现在进行时、used to、被动语态、现在完成时、情态动词等。教学重难点：（1）Talk about pollution and environmental protection.（2）能正确区分和使用一下语法结构：现在进行时、used to、被动语态、现在完成时、情态动词等。教具使用： A recorder 课时： 第二课时 教学过程：一、自学感悟：Have the students pre-read the 2a-2d quickly and then translate the phrases.1.land/air/noise/water pollution; be polluted 2.a lot of black smoke 3.too much rubbish and waste 4.turninto 5.cut down 6.instead of 7.sth. cost sb. money 8.wooden chopsticks, plastic forks, takeaway food 9.make a difference 10.lead to a better future 二、自我检测：1. Listen to the tape finish 2a.2. Listen again and complete the sentences.(1) The air is badly because there are more on the road these days.(2) Factories that burn coal also the air with a lot of black smoke.(3)There is also too much and water. People are away thingsevery day.(4)People are also littering in places like parks. This is turning beautiful places into ones.3. Read 2d, then fill in the chart.PollutionWays to solve the problemAir pollutionWaste pollution三、合作探究：Discuss in groups四、展示点拨：Show the answers1. The teacher explains the difficulties.2. Check the answers in class.五、拓展训练：用所给词的适当形式填空1) He used to_ (live) in Paris, but now he is used to_ (live) in China.2) The boss made them _ (work) twelve hours every day.3) The old and the children should_ (take) good care of.4) We _ (plant) thousands of trees in the past few years.5) Thats the_ (interesting) book I have ever read.6) She is always_ (help) others. She is full of kindness7) Its getting _and _ (dark).（越来越黑） 8) We should take the bus or subway instead of_ (drive).9) Its good for your_ (healthy).10) How much _it_ (cost) to build the bridge?单项选择1）Mark _ in China for 10 years and now he teaches Chinese in Britain. A: has worked B: worked C: had worked 2) I used_ long hair. But now I look different, right? A: to have B: to having C: for having3) Look, the passenger in front of you_ with his HTC One M8. A: is playing B: are playing C: were playing4) I _ you for a long time, Lucy! A: hadnt seen B: havent seen C: didnt s