Unit 5 Plus and minus
第一课时
教学目标：
1. 能够熟练掌握数词13-20
2.能熟练掌握What’s …plus /minus …? 及其回答It’s …并能用That’s right ./Sorry, you are wrong ./Oh ,no .等作出评价。
教学重点：
能熟练掌握What’s …plus /minus …? 及其回答It’s …并能用That’s right ./Sorry, you are wrong ./Oh ,no .等作出评价。
教学难点：
能用所学的句型进行交流对话。
教学疑点：
新学数词的一般性规律及个别数词的特殊性。
教学准备：
多媒体课件、数字卡片、算式卡片、等
教学过程：
Step 1:Greeting&sing a song
1.        T: Hello! How are you？
S：Fine, thank you. And you?
T: I’m fine, too. Thank you.
2.        T: Hello, is this your…?
S: Yes, it is . / No, it isn’t.
3.        T: What’s this in English?
S: It’s a book.
4.T: Look, I have some books. How many? Let’s count.
  S: One, two, three…
5.T:Let’s look at the picture. What can you see?
S: I can see ten boys.
T: Yes,let’s sing a song ’Ten little Indian boys’.
Step 2 Presentation
1,T: Now let’s play a game.
在游戏进行中，当学生答对答案时，就教授句型’That’s right’,当学生答错时，教授句型’Sorry,you’re wrong.’
2. T:Look!Here are some girls.How many girls can you see?
(先呈现一个女孩，再呈现两个，让学生明白1+2,一共出现了3个女孩)
T:Yes,two plus one is three.Please read after me ‘plus’
Ss Read:2 plus 1
Ss read:What’s 2 plus 1?
T:Who can answer me’What’s2 plus 1’?
(当学生答对时，加上手势说That’s right.)
点击课件，出现花朵图案。同上教授句型
A:What’s…plus…?
B:It’s…
A: That’s right ./Sorry,you are wrong ./Oh ,no
同桌两两训练数字：出示算式卡片T:Look!...plus….Can you say it like me?
3.Work in pairs: What’s… plus …?  It’s …
4.通过学生的操练，引出数字thirteen.
Ss read and spell the new word.
(同法教授单词fourteen,fifteen,sixteen,nineteen,)
5.Play a game:(填数字)
引出单词：seventeen, eighteen, twenty.
6.Teach minus.
T: Look at the picture. What’s … minus…?
7.work in pairs.
8. 揭示课题 Unit 5 Plus and minus
9. T: You just did a good job. Let’s go to see a dolphin show.OK?(播放课文卡通)
10. T:I have some questions
⑴How many dolphins are there？
⑵How many questions did the dolphins solved?
⑶Do you like these dolphins?
11.Read after the cartoon.
12.Open the books,read after the teacher.
Step 3 Consolidation
T: The dolphin is very clever. What about you? Let’s do some exercise.
（课件出示习题）

Unit 5 Plus and minus
第一课时
教学目标：
1. 能够熟练掌握数词13-20
2.能熟练掌握What’s …plus /minus …? 及其回答It’s …并能用That’s right ./Sorry, you are wrong ./Oh ,no .等作出评价。
教学重点：
能熟练掌握What’s …plus /minus …? 及其回答It’s …并能用That’s right ./Sorry, you are wrong ./Oh ,no .等作出评价。
教学难点：
能用所学的句型进行交流对话。
教学疑点：
新学数词的一般性规律及个别数词的特殊性。
教学准备：
多媒体课件、数字卡片、算式卡片、等
教学过程：
Step 1:Greeting&sing a song
1.        T: Hello! How are you？
S：Fine, thank you. And you?
T: I’m fine, too. Thank you.
2.        T: Hello, is this your…?
S: Yes, it is . / No, it isn’t.
3.        T: What’s this in English?
S: It’s a book.
4.T: Look, I have some books. How many? Let’s count.
  S: One, two, three…
5.T:Let’s look at the picture. What can you see?
S: I can see ten boys.
T: Yes,let’s sing a song ’Ten little Indian boys’.
Step 2 Presentation
1,T: Now let’s play a game.
在游戏进行中，当学生答对答案时，就教授句型’That’s right’,当学生答错时，教授句型’Sorry,you’re wrong.’
2. T:Look!Here are some girls.How many girls can you see?
(先呈现一个女孩，再呈现两个，让学生明白1+2,一共出现了3个女孩)
T:Yes,two plus one is three.Please read after me ‘plus’
Ss Read:2 plus 1
Ss read:What’s 2 plus 1?
T:Who can answer me’What’s2 plus 1’?
(当学生答对时，加上手势说That’s right.)
点击课件，出现花朵图案。同上教授句型
A:What’s…plus…?
B:It’s…
A: That’s right ./Sorry,you are wrong ./Oh ,no
同桌两两训练数字：出示算式卡片T:Look!...plus….Can you say it like me?
3.Work in pairs: What’s… plus …?  It’s …
4.通过学生的操练，引出数字thirteen.
Ss read and spell the new word.
(同法教授单词fourteen,fifteen,sixteen,nineteen,)
5.Play a game:(填数字)
引出单词：seventeen, eighteen, twenty.
6.Teach minus.
T: Look at the picture. What’s … minus…?
7.work in pairs.
8. 揭示课题 Unit 5 Plus and minus
9. T: You just did a good job. Let’s go to see a dolphin show.OK?(播放课文卡通)
10. T:I have some questions
⑴How many dolphins are there？
⑵How many questions did the dolphins solved?
⑶Do you like these dolphins?
11.Read after the cartoon.
12.Open the books,read after the teacher.
Step 3 Consolidation
T: The dolphin is very clever. What about you? Let’s do some exercise.
（课件出示习题）