【公开课课件】七上 Unit 1 Topic 3 Section B

B-O-O-K, _b_o__o_k__.
How do you spell it?
A: What’s this in English? B: It’s aanbpruoeenolrekca.ris.le-br.ox. A: How do you spell it? B: PBERP--E-OREU---N-OANL--C,-KSEp--,Ie-ER-bnL-o.,R-orB,kue-lOr.ear-.sXer,.pencil-box.
an eraser
an egg
[eg]
a desk [desk]
an apple
a pencil
a ruler
[ˈru:lə(r)]
an eraser
a和an的区别
a/an被称作不定冠词，用在单数可数名词前，表达某一 个人或事物中的一个，相当于汉语的“一”， 但不强调 数目概念。 a/an用法的区别：
What’s this/that in English?
Practice
It’s a/an …
How do you spell it? / Can you spell it?
…
Listen and complete the conversation with
the correct words. Then practice with your
Look, listen and say. （视频P19-1a）
Excuse me, what’s this
map
in English?
eraser
pen pencil
desk
It’s an eraser.
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.
句子匹配题
How old are you? What class is he in? How old is he?
He is three.
He is in Class Seven, Grade eight.
She is in Grade nine.
What grade is she in? I am thirteen years old.
Let’s review.
A: Hello, I am Kangkang. What’s your name? B: My name is Lily. A: How old are you? B: I am thirteen. A: What class are you in? B: I am in Class Three, Grade Seven. A: Who’s that ? B: That’s Maria.
partner.
（视频P20-2a）
Is this a _t_e_l_e_p_h_o__n?e toy No, it isn’t. It’s a ____.
Is that a toy, too?
No, it’s an __e_r_a__s_e. r
An eraser? Wow!
This is an eraser.
Is this an eraser?
That is a toy.
Is that a toy?
be动词的位置发生了变化。 句型也由陈述句变成了一般疑问句。
A: Is this an eraser? B: Yes, _i_t_i_s_. A: Thank you.
A: Is that a pen? B: No, _it__is_n_’_t_.
D. He is Tom.
(C)5. Thank you very much.
E. It’s (0538)9268-6858.
This is a TV.
What’s this in English? It’s a pencil. [ˈpensl]
This is a CD.
an eraser
an apple
2. New words: a/an, spell, can, please
（1）总结：在学过的名词中，哪些前面加a，
哪些前面加an。
（2）背诵1a/2a，自编两则对话。
（3）完成同步练习册 Section B。（4）订正并 背诵Unit1 topic 2翻译测试卷。下周一早上交。
A: Excuse me, what’s _th__a_t in English? B: It’s __a_n__ apple. A:C_a_n_ __y_o_u __s_p_e_ll___,itplease?
B: Yes, A-P- P-L-E, apple. A: _T_h_a_n__k_s. B: That’s OK.
Unit 1 Making New Friends
Topic 3 How old are you?
Section B
one
two seventeen
four
twelve
nineteen
eighteen
three
nine
fifteen
seven
eleven
six
twenty
five thirteen
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
Let’s say together.
A: What’s this in English? B: It’s an eraser. [spel] A: How do you spell it? B: E-R-A-S-E-R, eraser.
Listen and complete the conversations.
(录音P19-1b)
A: Excuse me , what’s _t_h_i_s in English? B: It’s __a___ pencil.
A: How do you spell it? B: P-E-N-C-I-L, p__e_n_c_i_l . A: Thank you. B: _Y_o_u__’r_e __w_e_l_c_o_m_.e
[ɪˈreɪzə(r)] What’s this in English? [ˈæ pl]
[ɪˈreɪsər] It’s …
a book [bʊk]
a map [mæ p]
a car a pencil
a pen
[pen]
a book
a map an apple
an apple
an orange
[ˈɒrɪndʒ]
eight
fourteen
ten
sixteen
gr a d e . 年级
e l e v en 十一
tw e lve . 十二
Hale Waihona Puke 补cl a ss班级
全 单
th i r teen 十三
词
n i n e teen 十九
ei g h t een 十八
tw e n ty
二十
f i fteen
十五
ye a r
年
从Ⅱ栏中选出与Ⅰ栏相应的答语。
Ⅰ
Ⅱ
(B)1. Are they from Canada? A. She’s from England.
( D)2. Who is he?
B. No, they aren’t.
( A)3. Where’s she from?
C. That’s OK.
(E)4. What’s your telephone number?
China.
A: What’s this in English? B: Is it a/an …?
Touch and guess what it is with eyes covered. Use sentences of identifying objects.
Example: What’s this in English? Is it a/an …? Yes, it is. How do you spell it? / No, it isn’t. Please try again.
Sum up
1. Patterns : What’s this/that in English? It’s a/an … How do you spell it? / Can you spell it? Is this/that a/an …? Yes, it is. / No, it isn’t.
It is a pencil.
A: Is this an orange? B: No, it isn’t. It’s an apple.
A: Is that a desk? B: Yes, it is.
A: Is he Wang Junkai? B: Yes, he is. A: Is he from England? B: No, he isn’t. He is from
A: What’s that in English? B: It’s a toy. [tɔɪ] A: Can you spell it, please? B: Yes. T-O-Y, toy. A: Thanks. B: You’re welcome.
It’s __a__b_o__o_k.
What’s that in English?