人教版新目标七年级上Unit7 How much are these socks period_3.ppt

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1、 Unit 7 How much are these pants?Unit 7 How much are these pants?Section B Period Three NumbersPresentationteneleventwelvethirteenfourteenfour+teen16 sixteen17 seventeen19 nineteenfifteeneighteentwentytwen+tythirtythir+ty40 forty50 fifty60 sixtytwenty-onethirty-twosixty-sevenone two three four five

2、six seven eight nine ten eleven twelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetytwenty-one twenty-ninethirty-one thirty-nineforty-one forty-ninefifty-one fifty-ninesixty-one sixty-nineseventy-one seventy-nineeighty-one eighty-nine ninety-one

3、 ninety-ninehundredLearn these numbers and find out the rules:1:1-12:(记住每个单词记住每个单词)2:13-19:-teen(thir-,fif-,eigh-)3:20-90:-ty(twen-,thir-,for-,fif-,eigh-)4:21-99:十位_个位5:100-900:_ hundred 6:101-999:_ hundred and _个位十位_个位小结:基数词，不难记，找出规律很容易：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。零至十二形各异，一个一个单独记。如果表示是如果表示是“十几十

4、几”，后面要加，后面要加-teen。Thirteen，fifteen形异需留意，形异需留意，eighteen只只有一个有一个t。表示表示“几十几十”要加要加-ty，twenty，thirty是特是特例。例。表示数字表示数字“几十几几十几”，连字符号别忘记。，连字符号别忘记。1areadread 10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31 Write the numbers in 1a next to the correct word.Which rows of numbers are in the wrong

5、 places?1bten _ eleven _ twelve _ thirteen _ fourteen _ twenty-five _ twenty-six _ twenty-seven _ twenty-eight _ twenty-nine _ twenty _ twenty-one _ twenty-two 22 twenty-three _ twenty-four _ fifteen _ sixteen _ seventeen _ eighteen _nineteen _ thirty _ thirty-one _ 10 11 12 13 14 25 26 27 28 29 20

6、21 23 24 15 16 17 18 19 30 31Can you solve these problems?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=_.eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentytwe

7、nty-oneTwenty-nineCan you count these numbers in English?1 2 3 4 5 6 7 8 910111 2 3 4 5 6 7 8 9 101112 20 21 22 23 24 25 26 27 28 29 13 30 31 32 33 34 35 36 37 38 3914 40 41 42 43 44 45 46 47 48 4915 50 51 52 53 54 55 56 57 58 5916 60 61 62 63 64 65 66 67 68 6917 70 71 72 73 74 75 76 77 78 79 18 80

8、81 82 83 84 85 86 87 88 89 19 90 91 92 93 94 95 96 97 98 99 100Listen and circle the numbers you hear in 1a.1c10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31Listen again.Circle the things in the picture that Kate and her mom talk about.Check()the thing Kate buys.1dHomework1.抄写单词从ten-thirty 5次,中文1次。2.预习Section B 2aBye-bye!