3BUnit5Plusandminus(A)

1、3B Unit5 Plus and minus（A）一、课时目标1知识目标能听懂、会说数词13-20，重点掌握数词13、15和20 的正确读音。能熟练掌握Whats.plusminus.?及其回答Its.并能用Thats right/Sorry. You are wrong/Oh，no.等作出评价。2技能目标能听懂对话，能用Whatsplus/minus?进行会话，培养学生的思维能力和应变能力。能将所学的交际用语用于日常交际，培养学生口语交际能力。3情感目标激发和培养学生学习英语的兴趣。增强学生学好英语的自信心。二、教学重点1掌握数词13、15和20 的正确读音。2能熟练掌握Whats.plu

2、sminus.?及其回答Its.并能用Thats right/Sorry. You are wrong/Oh，no.等作出评价。3激发和培养学生学习英语的兴趣，培养学生口语交际能力。三、教学难点1掌握数词13、15和20的读音。2能熟练运用plus , minus 进行加减法的运算。五、课前准备 数字卡片、算术题卡、动物玩具、头饰、图片、多媒体课件等。六、教学过程Step 1 Free talk1. GreetingsT: Good morning, boys and girls. How are you? RevisionT: Boys and girls, can you count fr

3、om 1-12? Good. Count from 12-1, please. Excellent! Excuse me, whats this in English? Is this a monkey? . Look at the man. Whos he? Hes a clown. 带读clownWhats that in English? Its a dolphin. 带读dolphin Is that a dolphin, too? Yes, one plus one is two. Two lovely dolphins.Do you like animals? Lets go to

4、 the zoo!Step 2 Presentation1.Listen and matchTeach: thirteen, fifteen, twentyOK. Lets go and watch the animal show! Its an interesting show by dolphins. They can solve Maths questions. 2. Watch carefully, please. How many questions?Watch again. What questions?Picture1 Read after the tape sentence b

5、y sentence.Teach: Whats ten plus five? plus+ Its fifteen. Thats right.Read in pairs.Picture2 Let the students read after the tape by themselves.Teach: Sorry. Youre wrong. Its Pictures3&4 Let the students read after the tape by themselves.Teach: minus -Oh, no. Its 2. Open the books. Read after the ta

6、pe. 3. Read in roles.4. Read and judge.5. Read in groups of three.Step 3 Practice1. Act the dialogue2. Look and say3. Summary T: What do we learn today? Numbers from13-20 Can you find the rules of these numbers?4. Play some games5. Sing a song6. Have a competition 2+3 3+7 8-2 13+2 11-4 19-3Step 4 Work in groupsThe teacher and two students make a model first.The students act their dialogues.Homework-设计一份加减法口算试卷,与周围同学一起练习英语表述.-朗读并背诵Unit 5 Part A.板书设计 3B Unit5 Plus and minu