九年级英语全册 unit 2 i used to be afraid of the dark（第4、5课时）section b 1a-2c教案 人教新目标版

Unit 2 I used to be afraid of the dark（第4、5课时）Section B 1a-2c教案课题：Unit 2 I used to be afraid of the dark. Section B 课 型：新授课 授课内容：Section B(1a2c) 课 时：第4、5课时教学设计：一：教师准备1.The knowledge have learnt:2.The knowledge will learn: Grammar: 含有used to的各种句型变化。3.学习目标：1. Learn some new words and useful expressions:     2. Go on learning to protect the environment. 3. Review giving advice. 知识目标：ought to, turn off, action, on time.能力目标 4.学习重点、难点：重 点：难 点： 5.教学策略：Five-finger Teaching Plan6.教具准备：A tape recorder; a small blackboard 二、前置作业（自主学习内容）：1、预习：Section A 1a, 1c中的语言材料 要求：圈出新词 标出读音 划出短语 译出解释 摘出疑难 三、课堂教学程序：Step 1  Review     1.  We all should protect the environment around us. We need to reduce the waste we produce. We should use both sides of paper, and reuse plastic bags rather than throw them away, but actions speak louder than words.     Actions speak louder than words.     T: Easier said than done.     2. T: Everybody would like to become a greener person. But it's not easy, how to be a greener ?    S3: Don't use plastic bags.                 S4: Don't spit in a public place.    S3: Turn off the lights when you leave a room.  S4: Save water when you wash your hands.     T: According to your views, we know that we can do lots of things to protect the environment at school and at home. For example, we ought to save every drop of water and turn off the lights when we leave a room. We'd better walk or ride a bike while we're traveling a short distance. Take a cloth bag and don't use plastic bags when we go shopping.     ought to=should     turn off       turn on   travel a short distance  Step 2  Presentation      1. (1) Let the students listen to the tape and answer the questions.    (1) Would Michael like to be a greener person?    (2) When you go shopping, do you take a cloth bag or plastic bags?    (2)  T: Listen to the tape again, and tell Jane's advice.    First, you ought to turn off the lights   Second, you'd better walk or ride a bike instead of     Third, take a cloth bag when     2. T: Now, I'll let two students read 1a for us. The others listen carefully, and find out the difficulties you don't understand. Pay attention to the stress and intonation.     It's easy to be a greener person.   It's+adj+to do sth.   Would you like to be a greener person?     Step 3  Consolidation      1. (1)T: According to the main sentences. Please change the dialog into a short report. You have two minutes.     (2)(Ask the students to retell the dialog)    S1: Michael would like to be a greener person. Jane gives him three pieces of advice. She tells him that he ought to turn off the lights when he leaves a room. when he wants to travel a short distance, he'd better walk or ride a bike, not take a bus or a taxi    2. T: Please match the letters with the sentences. One minute later, I'll ask a student to give his/her answers, then check our answers together.     T: Boys and girls, please look at the pictures about the daily life. What do they show us? Who can tell us? Hands up!    S2:Picture a shows us that we ought to save electricity.   S3:Picture b shows us that     S4:Picture c shows us that        S5:     3. T: Very good! Pay attention to our lives around us every day. There are many good habits to save energy or protect the environment. Who can try to tell us?  S6:Take care of the wild animals.  S7:Don't cut down the trees.        4. T:  Make a new dialog like 1a according to the sentences in 1b, practise it with your partner. Later the volunteers act it out.     Example:    S9: Hi, S10. Would you like to be a greener person?    S10: Of course, I'd love to, but what should I do?    S9: First, Reduce waste. Don't buy bottles or boxes which people can use only once.     S10: Oh, that's easy. What's next?    S9: Second, recycle boxes and plastic bottles.    S10:That's right.     S9:     Step 4  Practice     1. (1)Play the tape for the students to finish the chart.    What time     Where to go     How to go     What to do     (2) T: Listen to the tape and repeat. At the same time, draw a line under the new words and important points.    (3) T: Now, who can guess the meanings of them?    Clean-up Day, on time     (4) What time 8:00 Where Outside the school gate    How to go By bus Lunch Take food and drink by yourself    What to do Plant trees, collect garbage    T: Look at the form, write a note for Tree Planting Day, then report it in front of the class. You have three minutes to write. OK! Let's begin!      Tomorrow is March 12th, It's Tree Planting Day. We decide to go to West Hill to plant trees. I hope everyone in our class will take an active part in the activity.     We will meet outside the school gate at 8:00 in the morning, then go there by bus. In the afternoon we'll plant trees and collect the garbage. There will be a lot of work to do tomorrow,