Unit 7 How much are these pants?Section B (la-2c)教学设计及教学反思1. ContentsUnit 7 How much are these pants? Section B (la-2c)II. Teaching aims and demands1 Knowledge ObjectsKey vocabulary: numbers 10-31Target language:A: How much is/are.?B: It is/They are.dollars.2. Ability ObjectsTrain students listening skill.Train students communicative competence3. Moral ObjectsDifferent countries have different cultures.Some numbers are not popular with some cultures.III. The important points1. The numbers : 1031.2 Master the target language:A: How much is/are.?B: It is/They are.dollars.IV. The difficult pointsTalk about the prices of things freely and fluently in oral English using the target language.V. Teaching Aid1. A tape recorder 2.The wall chart 3. 31 exercise booksVI. Teaching MethodA gamePairworkVH.Teaching ProceduresStep One: Warm-up（T） Greeting and review numbers from one to ten.Let students sing the song bfcTen little Indians Boystogether.%1 Ask different students to imitate a shopping scene in a store and make conversations on shopping and ask pairs come to the front and act out.Step Two: Presentation（D Present the numbers from 11 to 31 by counting the exercise books. First, teacher count alone slowly, then help the students to count them together.（2）Write down these numbers on the blackboard like the following:eleventwenty-onetwotwelvetwenty-hvY?threethirtwe ntzhreefourfourtwenty-/bwrfivefiftwe nly /认sixsixtwenty-5/xseve nseve ntwenty-v/zeighteightwenty-eightnineninetwenty-nmtentwe nthirtythrly-one%1 Ask the students read these words several times following the teach er. Then read them several times all by themselves.Step Three:la%1 Play the recording for the first time.%1 Play the recording again. Have students continue to point to the numbers. This time them to listen and repeat each number.Step Four:lbCall students attention to the numerals in the box in Activity la and the number words in the box in Activity lb.（2）Students fulfill the task individually.（3）Check the answers.Step Five: Practice Play a number gameCount the numbers from one” to thirty-one. But when you count to the times of “six, you should clap your hands instead of counting it.e. g. one, two , three, four, five, (clap hands), seven, eight, nine, te, eleven, (clap hands), thirteen CountHow many are the boys/girls? The student in the right number should stand up while they are counting.Step Six: Drill (2a-2b)(T) Listen and circleLisa is shopping with her mother in the shopping mall. Listen to their conversation. Circle the numbers you hear.%1 Listen and circle the things you hearListen to the conversation again. What things are Lisa and her mother talking about? Please circle them. And try to find out what things they are going to buy. Check the answers.%1 Ask and answer about the things in the pictureT: Look at the blue sweater. How much is it ?S: IFsdollars.T: And how much are the blue shorts?S: They are-dollars.(4) Act out the dialogue.Suppose one of you is Lisa, and the other is Lisas mother. Make up a conversation about their shopping. Look at the model.Mom: Oh, look. I like that blue sweater. How much is it?Lisa: Fifteen dollars. Oh, look. I like these socks.Mom: Ho, no. I dont like red.Lisa: Do you like this?Mom: Mmm, yes, I do, but it?s eleven dollars.Lisa: Oh. How much is the green sweater?Mom: Its twenty dollars. But you have a green sweater.Lisa: Mmm.Mom: Oh, look at these shorts.Lisa: Oh, yes, I like those. How much are they?Mom: Only sixteen dollarsLisa: OK, Ill take those.Step Seven: 2c Ask two students to say the conversation in the speech bubbles Ask another two students to say a new conversation , substituting the blue sweater and $15 in the sample conversation.(3)As they practice, move around the classroom listening to various pairs to make sure that they use “is and “are correctly.%1 Invite different pairs to perform their conversations in the front of the room.Step Eight: Pairwork(T) Make a new conversation according to Lisa and her mothers conversation with the following things.Ask some pairs come to the front and act it outStep Nine : Make a surveyLet students ask their partner and one of the classmates for the prices of their clothes using the target language. Then fill in the following chart. Finally, give a report for the whole class like below:PartnerClothesTotal（合计）Prices/$ClassmateClothesTotal（合计）Prices/$Report: Wang Juanas shoes are 28, her socks areY4, and her sweater is 14,Her pants are 18.All her clothes are 98.Step Ten: TaskToday is Marys birthday. Lily, Kate, Nancy and Jim are her best friends. They want to buy her some gifts.(T) Divide