Unit 1 第3课时 Section B-七年级英语同步备课系列（仁爱版） (2) 课件

Topic 3How old are you? Section BUnit 1 Making New FriendsA: 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.Let’s review.This is a CD.This is a TV.What’s this in English? It’s a pencil.an appleWhat’s this in English?It’s …an erasera book a mapa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 desk2. an 用在以元音音素开头的单词前。  例如：an egg， an apple你知道吗？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：a cara pencila pena booka mapan applean applean orangean eggan eraserapplerulerpencildeskaaaaneraseranA: What’s this in English?B: It’s an eraser.A: How do you spell it?B: E-R-A-S-E-R, eraser.Let’s say together.Section BLook, listen and say.Excuse me, what’s this in English?It’s an eraser.（视频P19-1a）mapdeskpenpencileraserA: 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 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.bookHow do you spell it?What’s that in English?It’s ________.B-O-O-K, _______.a bookA: What’s this in English?B: It’s 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 , what’s ____ in English?B: It’s _____ pencil.A: How do you spell it?B: P-E-N-C-I-L, ______.A: Thank you.B: ______ ________.apencilYou’re welcomethis(录音P19-1b)A: Excuse me, what’s ____ in English?B: It’s _____ apple.A: ___ ____ ____ ____, please?B: Yes, A-P- P-L-E, apple.A: _______.B: That’s OK.anCan you spell itThanksthatWhat’s this/that in English?It’s a/an …How do you spell it? / Can you 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, it’s an _______.No, it isn’t. It’s a ____.Is this a _________?（视频P20-2a）telephonetoyeraserThat is a toy. Is that a toy?你发现他们有什么规律了吗？This is an eraser. Is this an eraser?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, _____.A: Thank you.A: Is that a pen?B: No, _______. It is a pencil.it isit isn’tA: Is that a desk?B: Yes, it is.A: Is this an orange?B: No, it isn’t. It’s an apple.A: Is he Tom Cruise?B:A:B: No, he isn’t. He is from America.Yes, he is.Is he from England?A: What’s this in English?B: Is it a/an …?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. Touch and guess what it is with eyes covered. Use sentences of identifying objects.Let’s play a game.Sum upPatterns : 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.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）参考1a/2a，自编两则对话。HomeworkGood-bye!