1、Topic 3What class are you in? Section BUnit 1 Making New FriendsA: Hello, I am Kangkang. Whats 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: Whos that ?B: Thats Maria.Lets review.This is a CD.This is a TV.Whats this i

2、n English? Its a pencil.an appleWhats this in English?Its an erasera book a mapa和和an的區(qū)別的區(qū)別1. a 用在以輔音音素開(kāi)頭的單詞前。用在以輔音音素開(kāi)頭的單詞前。 例如：例如：a book， a desk2. an 用在以元音音素開(kāi)頭的單詞前。用在以元音音素開(kāi)頭的單詞前。 例如：例如：an egg， an applea/an被稱作不定冠詞，用在單數(shù)可數(shù)名詞前，表達(dá)某一被稱作不定冠詞，用在單數(shù)可數(shù)名詞前，表達(dá)某一個(gè)人或事物中的一個(gè)，相當(dāng)于漢語(yǔ)的個(gè)人或事物中的一個(gè)，相當(dāng)于漢語(yǔ)的“一一”， 但不強(qiáng)調(diào)但不強(qiáng)調(diào)數(shù)目概念。

3、數(shù)目概念。a/an用法的區(qū)別：用法的區(qū)別：a cara pencila pena booka mapan applean applean orangean eggan eraserapplerulerpencildeskaaaaneraseranA: Whats this in English?B: Its an eraser.A: How do you spell it?B: E-R-A-S-E-R, eraser.Lets say together.Section BLook, listen and say.Excuse me, whats this in English?Its an e

4、raser.（視頻（視頻P19-1a）mapdeskpenpencileraserA: Whats this in English?B: Its a pen.A: How do you spell it?B: P-E-N, pen.A: Thank you.B: Thats OK.A: Whats that in English?B: Its a toy.A: Can you spell it, please?B: Yes. T-O-Y, toy.A: Thanks.B: Youre welcome.bookHow do you spell it?Whats that in English?I

5、ts _.B-O-O-K, _.a bookA: Whats this in English?B: Its A: How do you spell it?B: a pen.P-E-N, pen. a pencil-box.P-E-N-C-I-L-B-O-X, pencil-box. a book.B-O-O-K, book . an eraser.E-R-A-S-E-R, eraser. a ruler.R-U-L-E-R, ruler.Listen and complete the conversations.A: Excuse me , whats _ in English?B: Its

6、_ pencil.A: How do you spell it?B: P-E-N-C-I-L, _.A: Thank you.B: _ _.apencilYoure welcomethis(錄音錄音P19-1b)A: Excuse me, whats _ in English?B: Its _ apple.A: _ _ _ _?B: Yes, A-P- P-L-E, apple.A: _.B: Thats OK.anCan you spell itThanksthatWhats this/that in English?Its a/an How do you spell it? / Can y

7、ou spell it?PracticeListen and complete the conversation with the correct words. Then practice with your partner.Is that a toy, too?An eraser? Wow!No, its an _.No, it isnt. Its a _.Is this a _?（視頻（視頻P20-2a）telephonetoyeraserThat is a toy. Is that a toy?This is an eraser. Is this an eraser?be動(dòng)詞的位置發(fā)生了

8、變化。動(dòng)詞的位置發(fā)生了變化。句型也由陳述句變成了一般疑問(wèn)句。句型也由陳述句變成了一般疑問(wèn)句。A: Is this an eraser?B: Yes, _.A: Thank you.A: Is that a pen?B: No, _. It is a pencil.it isit isntA: Is that a desk?B: Yes, it is.A: Is this an orange?B: No, it isnt. Its an apple.A: Is he Tom Cruise?B:A:B: No, he isnt. He is from America.Yes, he is.Is h

9、e from England?A: Whats this in English?B: Is it a/an ?Example:Whats this in English?Is it a/an ?Yes, it is. How do you spell it? / No, it isnt. Please try again. Touch and guess what it is with eyes covered. Use sentences of identifying objects.Sum up1. Patterns : Whats this/that in English? Its a/an How do you spell it? / Can you