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四、教学准备
PPT，电子设备
五、教学过程
Step1 Warm up
1.Let’s enjoy a song ,and do like that.《Number song》
2.T: There are forty-three students in our class. So we have six teams. We’ll have some PK in class. After class, let me see which group is the best one. OK?(利用焦点分组)
Step 2 Presentation
1.Great！Boys and girls, last time we learned the storytime of Unit7.Let’s go on reading and do some judge.(焦点判断)
2.Let me see how many students are right.(焦点系统)
3.You did a good job. Now look at these pictures, you can choose one and say something about it.选择四组学生进行操练，其余两组利用焦点系统投票功能选择最佳的，然后小组加星。
4.From this we know Su Hai and Su Yang have a charity sale. What do they sell?利用焦点系统笔圈出买的umbrella fan socks shoes并板书
5.Shoes we also can say a pair of shoes.教授a pair of socks 拓展two pairs of socks
6.Can you say?利用焦点随机点名练习单词的复数表达，并给答对的小组及时加星
7.Boys and girls, do you remember the number? Let’s count from one to nineteen. This time let’s try to count from twenty to ninety.教授并板书
8.多媒体呈现两组数学学生利用焦点系统抢答功能，并呈现tip. 学生利用焦点随机点名练习数字几十斤的表达。
9.Do you know how much is the umbrella? It’s nineteen yuan. What about the socks? How much are the socks? They’re four yuan. Can you ask and answer ? Chose one picture.利用焦点抢答功能学生互问互答。
10.This time let’s play a game. A guessing game. Look, this is a fan. How much is it? Guess, maybe it’s four yuan .Maybe it’s twelve yuan. If you guess it is right, you can say yeah.学生猜，利用焦点系统加星。
11.Just now ,we played the game, this time let’s do a listening exercise.焦点系统选择功能，并利用系统选出冠军组。
Step3：Consolidation
We know Halloween is coming! Lily wants to buy somethings, what can she say? Help her and finish it .(焦点拍照功能，及时评讲练习，错误的马上圈出来，并给优秀的组加星。
焦点系统选出星最多的小组，评价表扬。
Step 4：Homework
To be a good seller！（小组自由合作买卖东西，下节课表演）。
板书： Unit7 How much?
umbrella How much is…?
fan It’s…yuan.
socks How much are…?
shoes They’re
twenty
thirty