2. (复习this/that的用法。)

(教师手拿一块橡皮和学生对话。)

T: Hello, S₃! Look at this, is this an eraser?

S₃: Yes, it is.

(将橡皮放在较远处，指着橡皮再问。)

T: Is that a pen?

S₃: No, it isn’t. It’s an eraser.

T: Thank you. Sit down, please.

Boys and girls, repeat the dialog together, please.

Step 1　 Review　 第一步 复习　 (时间：7分钟)

1. (复习上节课学过的对话与语法。)

T: Class begins!

Monitor: Stand up, please.

T: Good morning/afternoon, class!

Ss: Good morning/afternoon, Mr. …/Mrs.…!

T: Let’s review the dialogs in Section B first, then let’s review “this/that” and “a/an”.

(拿起一个苹果的图片，先师生对话，再让全体学生齐声复说一遍。)

T: Excuse me, S₁. What’s this in English?

S₁:It’s an apple.

T: How do you spell it?

S₁: A-double P-L-E, apple.

T: Thank you.

S₁: That’s OK.

T: Great, S₁, sit down, please. Now boys and girls, repeat the dialog together, please.

Ss:…

(把一支铅笔放在较远处，老师指着铅笔，和一名学生对话，复习巩固“that”。)

T: Excuse me, S₂. What’s that in English?

S2:It’s a pencil.

T: How do you spell it?

S₂: P-E-N-C-I-L, pencil.

T: Thank you.

S₂: You’re welcome.

T：Very good. Sit down, please.

Boys and girls, repeat the dialog together, please.

录音机 / 图片 / 学习用品 / 绳子 / 卡片

3. Talk about the expressions of this/that/these/those:

(1)Is this/that a/an …?

Yes, it is. / No, it isn’t.

(2)Are these/those …?

Yes, they are. / No, they aren’t.

2. Learn the plural form of the countable nouns and the plural form of the demonstratives “this”,“that”,“am/is”.

(1)a pencil→three pencils

(2)a box→five boxes

(3)an orange→four oranges

(4)this→these

(5)that→those

(6)am/is→are

1. Learn some words and expressions:

year, years old, now, school, same, but, friend, these, egg, those, bus, box, cake, schoolbag

2. Homework:

(1)总结：在学过的名词中，哪些前面加a，哪些前面加an。

(2)参考1a，自编两则对话，写在作业本上。

Section C

The main activities are 1 and 3. 本课重点活动是1和3。

1.(拿三件学习用品：a pen, a ruler, a book, 玩一个猜谜游戏。)

(教师先问。)

T: What’s this in English?

Ss: It’s a pen/ruler/book.

(学生熟悉了物品后，叫两位同学上讲台，一位同学蒙上眼睛，然后猜另一位同学展示的物品，猜对时，同学们给予掌声鼓励。此游戏可更换物品，让学生轮流做。)

S₁: Is this a book?

S₂: No, it isn’t.

S₁: Is this a pencil?

S₂: No, it isn’t.

S₁: Is this a pen?

S₂: Yes, it is. Congratulations!

(如果一次猜中，也算获胜，掌声鼓励。)

4. (练习a/an。擦去板书中的a/an，让学生再填一遍，加深对a/an的印象。)

T: Boys and girls. Look at the blackboard, please.

I’ll clean up “a” and “an”, then complete the sentences by yourselves.

Step 5　 Project　 第五步　 综合探究活动　 (时间:5分钟)

3. (拿出准备好的小黑板，让学生口头朗读填空。)

T: Look at the small blackboard; complete the conversation and practice with your partner.

(小黑板的板书设计如下：)