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1、Unit 7 How much are these pants?,Period 4,Can you solve these problems? 你们会做下列问题吗?,eight +nine = _.three + twelve = _.sixteen + thirteen = _.eleven + seven = _.nineteen + zero = _.thirty fourteen = _.twenty-one ten = _.twenty-six eighteen = _.nine eight = _.thirty-five twenty = _.,seventeen,fifteen,
2、twenty-nine,eighteen,nineteen,sixteen,eleven,eight,one,fifteen,汉翻英: 11个足球 14个西红柿 23件衬衫 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 shirts twenty-eight red socks. thirty-five hats thirty-three ping-pong bats forty-five pants forty-eight sweaters fift
3、y-seven students fifty-five clocks,1a. Listen and repeat,11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31,ten_ eleven_ twelve_ thirteen_ fourteen_twenty-five_ twenty-six_ twenty-seven_ twenty-eight_ twenty-nine_ twenty_ twenty-one_ twenty-two_twenty-three_ twenty-four_ fifteen_ sixteen_
4、seventeen_ eighteen_ nineteen_thirty_ thirty-one_,10,11,12,13,14,25,26,27,28,29,20,21,22,23,24,15,16,17,18,19,30,31,Write a number in 1a next to the correct word below.,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
5、 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 98 99 100,Can you count these numbers in English?,1,2,3,4,5,6,7,8,9,10,11,one two three four five six seven eight nine ten eleven twelve,thirteen fou
6、rteen fifteen sixteen seventeen eighteen nineteen,twenty thirty forty fifty sixty seventy eighty ninety,twenty-one twenty-nine thirty-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,hundred,Learn th
7、ese numbers and find out the rules:,Number chant.,基数词，不难记，找出规律很容易： 零至十二形各异，一个一个单独记。 如果表示是“十几”，后面要加-teen。 Thirteen，fifteen形异需留意，eighteen只有一个t。 表示“几十”要加-ty，twenty，thirty是特例。 表示数字“几十几”，连字符号别忘记。,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-
8、99:,十位,_,个位,5: 100-900:,_ hundred,6: 101-999:,_ hundred and,_,个位,十位,_,_,个位,小结:,2a. Listen and circle the numbers in 1a that you hear,11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31,2a. Listen and circle the numbers in 1a that you hear,A: Oh, look! I like that blue sweater. How much is
9、 it?fifteen dollars. B: Oh, look! I like the socks. A: Oh, no. I dont like red. B: Do you like this? A: Mmm, yes, I do, but its eleven dollars. B: Oh, how much is the green sweater? A: Its twenty dollars. But you have a green sweater. B: Mmm. A: Oh, look at these shorts. B: Oh, yes, I like those. How much are they? A: Only sixteen dollars. B: Ok, Ill take those.,Repeat!,
