2012版新目标英语七年级上册Unit_7_How_much_are_these_socks_period4(sectionB)

fourteen twenty-nine twenty-four ninw
1d
Oh, look! I like that blue sweater.How much is it? Fifteen dollars. I like these socks. Oh, no. I don’t like red. Do you like this T-shirt? Mmm, yes, I do. But it’s eleven dollars. Oh, how much is the green sweater? It’s twenty dollars. But you have a green sweater. Mmm, Oh, do you like these trousers? Oh, yes. How much are they? Only sixteen dollars. Ok, I’ll take them.
Go for it!
Unit Seven
How much are these socks?
Period 4
Learn these numbers and find out the rules:
one two three four five six seven eight nine ten eleven twelve twenty-one … twenty-nine twenty thirty-one … thirty-nine thirteen thirty forty-one … forty-nine fourteen forty fifty-one … fifty-nine fifteen fifty sixty-one … sixty-nine sixteen sixty seventy-one … seventy-nine seventeen seventy eighty-one … eighty-nine eighteen eighty ninety-one … ninety-nine nineteen ninety
$45-60 $58 Are they …?
$40-70 Are they…? $56
$70-90
Is it …?
$88
Pairwork
1e
Ask and answer questions about the things in the picture above. It’s 15 dollars.
How much is the blue sweater?
$5 $ 10 $20
$15
$30 $20
$25
$13
$70-90 Is it …? $86
Which two rows of numbers are in the wrong place?
eleven twenty-six twenty-one sixteen thirty-one
twelve twenty- seven twenty-two seventeen
thirteen twenty-eight twenty-three eighteen
one hundred
one hundred and one
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-)
十位 5. 100 - 900: 1-9
1a 1c
Listen and circle Listen and repeat the numbers
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
1b
ten twenty-five twenty fifteen thirty
4. 21 - 99:
个位 hundred
个位
十位
_
5. 101 - 999:
____ hundred and
个位
数字小结：
one ---- ten --- one hundred two ---- twelve ---- twenty three --- thirteen --- thirty four --- fourteen --- forty five --- fifteen --- fifty six --- sixteen --- sixty seven --- seventeen --- seventy eight --- eighteen --- eighty nine --- nineteen --- ninety