七年级上 英语 Unit 7 Section B 1a-1e.ppt

1、,Unit 7 How much are these socks? Section B (1a1e),Practice:,A: Can I help you? B: Yes, please. I want a _. A: What color do you want? B: _. A: Here you are. B: How much is it/ are they ? A: _ dollars. B: Ill take it/them. Thank you. A: You are welcome.,Can you read these numbers in English?,1,2,3,4

2、,5,6,7,8,9,10,11,1 2 3 4 5 6 7 8 9 10 11 12 20 21 22 23 24 25 26 27 28 29 13 30 31 32 33 34 35 36 37 38 39 14 40 41 42 43 44 45 46 47 48 49 15 50 51 52 53 54 55 56 57 58 59 16 60 61 62 63 64 65 66 67 68 69 17 70 71 72 73 74 75 76 77 78 79 18 80 81 82 83 84 85 86 87 88 89 19 90 91 92 93 94 95 96 97 9

3、8 99 100 101,10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31,1a Listen and repeat.,Which two rows of numbers are in the wrong place?,1b,ten eleven twelve thirteen fourteen twenty-five twenty-six twenty- seven twenty-eight twenty-nine twenty twenty-one twenty-two twenty-three twenty

4、-four fifteen sixteen seventeen eighteen nineteen thirty thirty-one,The 2nd and 4th row 第二行和第四行,one two three four five six seven eight nine ten eleven twelve,thirteen fourteen fifteen sixteen seventeen eighteen nineteen,twenty thirty forty fifty sixty seventy eighty ninety,twenty-one twenty-nine th

5、irty-one thirty-nine forty-one forty-nine fifty-one fifty-nine sixty-one sixty-nine seventy-one seventy-nine eighty-one eighty-nine ninety-one ninety-nine,one hundred one hundred and one,Learn these numbers and find out the rules:,数字小结：,two - twelve - twenty,three - thirteen - thirty,four - fourteen

6、 - forty,five - fifteen - fifty,six - sixteen - sixty,seven - seventeen - seventy,eight - eighteen - eighty,nine - nineteen - ninety,one - ten - one hundred,基数词的记忆方法:,1. 1 - 12: (记住每个单词),2. 13 - 19: -teen (thir-; fif-; eigh-),3. 20 - 90: -ty (twen-; thir-; for-; fif-; eigh-),4. 21 - 99:,5. 100 - 900

7、:,6. 101 - 999:,_ hundred and,_,_,个位,十位,_,个位,Lets play a game !,数字接龙！,11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31,Listen and circle the number you hear in 1a.,1C,1d Listen again. Circle the things in the picture that Kate and her mom talk about. Check () the thing Kate buys.,Mom:

8、Oh, look! I like that blue sweater. How much is it? Kate: Fifteen dollars. Oh, I like these socks . Mom: Oh, no. I dont like red . Kate: Do you like this T-shirt ? Mom :Mmm, yes, I do, but its eleven dollars. Kate: Oh. How much is the green sweater ? Mom: Its twenty dollars. But you have a green swe

9、ater. Kate: Mmm. Mom: Oh, do you like these trousers? Kate: Oh, yes. How much are they ？ Mom: only sixteen dollars . Kate: Ok, Ill take them .,1e Ask and answer questions about the things in the picture above.,Pairwork,C: How much are the blue trousers? S: They are 16 dollars.,C: How much is the whi

10、te T-shirt? S: It is 11 dollars.,C: How much is the black hat? S: It is 13 dollars.,$5,How much is this ? Its ,Pairwork,$18,$35,How much is this ?,Its dollars.,50,100,30,7,$,$,$5,$,seven,T-shirt,sweater,fifty,shirt,one hundred,hat,five,How much are these ? Theyre ,$12,$1,$2,Can you solve these probl

11、ems? 你们会做下列问题吗?,two +nine = _. three + nine = _. six + seven = _. eight + six = _. seven + eight = _. nine + seven = _. ten + seven = _. ten +eight = _. eleven +eight = _. ten + ten = _. twenty +one=_. sixteen + thirteen=_.,eleven,twelve,thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen,twenty,twenty-one,thirty,汉翻英: 11个足球 14个西红柿 23条裙子 28只红袜子 35顶帽子 33个乒乓拍 45条短裤 48件毛衣 57个学生 55个闹钟,eleven soccer balls fourteen tomatoes twenty-three skirts twenty-eight red socks. thirty-five hats thirty-three ping-pong