Topic 3 What class are you in? Section B 福建省惠安第三中学 陈茜云 Unit 1

A: Hello, I am Kangkang. What’s your name? B: My name is Lily. A: How old are you? B: I am fourteen. A: What class are you in? B: I am in Class Three, Grade Seven. A: Who’s that ? B: That’s Jane.

A: Excuse me, what’s this in English? B: It’s a book. A: What’s this in English? B: It’s an egg.

a car a pencil a pen

a book a map a blackboard

an apple an orange an egg an eraser

a 和 an 的区别 1. a 用在以辅音音素开头的单词前。 例如： a book; a desk 2. an 用在以元音音素开头的单词前。 例如： an egg; an apple

apple ruler pencil book desk a aa a an

eraser pen toy map a a a an

A: What’s this in English? B: It’s an eraser. A: How do you spell it? B: E-R-A-S-E-R, eraser.

Section B 1a Look, listen and say It’s a map. Excuse me, what’s this in English? What’s that in English, Maria? It’s an eraser. （影片 1 ）

A: What’s that in English? B: It’s a book. A: How do you spell it? B: B-O-O-K, book.

A: What’s that in English? B: It’s a toy. A: Can you spell it, please? B: Yes. T-O-Y, toy. A: Thanks. B: You’re welcome.

A: What’s this in English? B: It’s a pen. A: How do you spell it? B: P-E-N, pen. A: Thank you. B: That’s OK.

A:What’s this in English? B: It’s a A: How do you spell it? B: pen. P-E-N. pencil-box. P-E-N-C-I-L-B-O-X. book. B-O-O-K. eraser. E-R-A-S-E-R. ruler. R-U-L-E-R.

1b Complete the conversations and then practice with your partner. A: Excuse me, what’s ____ in English? B: ____ _____ pencil. A: How do you spell it? B: _____________, ______. A: Thank you. B: ______ ___________. It’s a P-E-N-C-I-Lpencil You’re welcome this

A: ______ _____, what’s that in English? B: ____ _____ apple. A: ___ ____ ____ ____ ____? B: A-double P-L-E, apple. A: ________. B: You’re welcome. It’s an How do you spell it Excuse me Thanks

What’s this in English? It’s a / an … How do you spell it? …

2a Look, listen and say Is that a toy, too? An eraser? Wow! No, it’s an eraser. No, it isn’t. It’s a toy. Is this a telephone? （影片 2 ）

A: Is this an eraser? B: Yes, _____. A: Thank you. A: Is that a pen? B: No, _______. It is a pencil. it is it isn’t

A: Is that a desk? B: Yes, it is. A: Is this an orange? B: No, it isn’t. It’s an apple.

A: What’s this? B: Is it a/an …?

Example: What’s this in English? Is it a / an …? Yes, it is. /No, it isn’t. It’s a / an … Touch and guess what it is with eyes covered. Use sentences of identifying objects.

Sum up 1.Patterns : What’s this / that in English? It’s a / an … How do you spell it ? Is this a /an …? Yes, it is. / No, it isn’t. 2. New words: a/an, spell, can, please, double etc.

（ 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。