+Unit7+SectionB+1a-1e 人教版英语七年级上册+

Unit7Howmucharethesesocks?SectionB1a-1e本课学习目标123

提供购物帮助掌握数字10~31的英语表达（重难点）谈论商品价格onetwothreefourfivesixseveneightnineteneleven11

twelve12thirteen13fourteen14fifteen15sixteen16seventeen17eighteen18nineteen19twenty20thirty30forty40fifty50sixty60seventy70eighty80ninety90onehundred100onehundredandone101twenty-one21twenty-nine29thirty-one31thirty-nine39forty-one41forty-nine49fifty-one51fifty-nine59sixty-one61sixty-nine69seventy-one71seventy-nine79eighty-one81eighty-nine89ninety-one91ninety-nine99数字小结：two2----twelve12----twenty20three3---thirteen13---thirty30four4---fourteen14---forty40five5---fifteen15---fifty50six6---sixteen16

---sixty60seven7---seventeen17

---seventy70eight8---eighteen18---eighty80nine9---nineteen19

---ninety90one1----ten10---onehundred100Presentation你能用英语说出10~31之间的数字吗？eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwenty认一认，读一读twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-ninethirtythirty-one认一认，读一读Let’splayanumbergame!数字游戏1,2,,4,5,7,8,….31

Iamhappy.

逢3的倍数，说“Iamhappy.”Congratulations

1aListenandrepeat.

101112131415161718192021222324252627282930311bWritethenumbersin1anexttothecorrectwords.Whichrowsofnumbersareinthewrongplaces?ten___eleven_____twelve_____thirteen_____fourteen____11121314twenty-five____twenty-six_____twenty-seven___twenty-eight___twenty-nine___252627282910Exercisetwenty___twenty-one____twenty-two___twenty-three___twenty-four___2021222324fifteen_______sixteen_______seventeen________eighteen_______nineteen_____1516171819thirty____thirty-one_______3031Canyouread

these

numbers?eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-ninethirty

Learnthesenumbersandfindouttherules:学习下列数字并找出规律onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetytwenty-one…

twenty-ninethirty-one…

thirty-nineforty-one…

forty-ninefifty-one…

fifty-ninesixty-one…

sixty-nineseventy-one…

seventy-nineeighty-one…

eighty-nineninety-one…

ninety-nineRules(规律):（1）0到12分别记忆单词

10ten11eleven12twelve（2）13～19的基数词都以-teen结尾。

thirteenfourteenfifteensixteenseventeeneighteennineteen（3）20～90中整几十的基数词都以-ty结尾。

twenty

thirty

forty

fifty

sixtyseventyeightyninety（4）几十几的基数词在十位和个位

之间加连字符。如：ninety-nine巩固练习汉翻英：10个棒球：tenbaseballs13个西红柿：thirteentomatoes25顶帽子：twenty-fivehats33件毛衣

：thirty-threesweaters英译汉：elevenrulers:11把直尺twenty-eightbasketballs:28个篮球thirtypencils:30支铅笔thirty-ninebooks:39本书Listenandcirclethenumbersyouhearin1a.1c101112131415161718192021222324252627282930311dListenagain.CirclethethingsinthepicturethatKateandhermomtalkabout.Check(∨)thethingsKatebuys.∨听力原文Howmuchisthewhitebag?It’sseventeendollars.1ePairworkAskandanswerquestionsaboutthethingsinthepicturein1d.C:Howmucharethebluetrousers?S:Theyare16dollars.C:HowmuchisthewhiteT-shirt?S:Itis11dollars.C:Howmuchistheblackhat?S:Itis13dollars.Howmuchistheblackhat?It’s13dollars.Howmucharethebluesocks?They’re4dollars.Forexample:1.priceHow

much

is

the

sweater?

=

What

is

the

price

of

the

sweater?How

much

are

the

shorts?=

What

is

the

price

of

the

shorts?How

much

is/are…?=

What

is

the

price

of…?The

price

of

that

coat

is

high.那件大衣的价格很高(high)。I

want

to

buy

these

shoes

at

a

low

price.我想低(low)价买到这双鞋。2.sale(1)for

sale待售,出售not

for

sale非卖品(2)

on

sale出售;上市;[美]廉价出售,拍卖。(3)have

a

sale进行减价销售。3.sell

(1)sell

sth.出售某物。I

will

sell

my

computer.我要卖掉我的电脑。(2)(sth.)sell

at/for(某物)以……的价格出售;售价是……This

shirt

sells

for/at

six

dollars.这件衬衫售价六美元。3.buy(1)

buy

sth.

from…从某处购买某物。I

want

to

buy

a

skirt

from

Mr.

Cool’s

Clothes

Store.我想从酷先生服装店买条裙子。(2)buy

sb.sth.给某人买某物。I’d

like

to

buy

him

lunch.我想请他吃午饭。5.for的不同用法(1)以……的价钱。We

have

green

sweaters

for

only

$15!我们有价格仅为15美元的绿毛衣!(2)供……之用,为……所需。For

boys,we

have

trousers

for

only

$22.男裤只卖22美元。(3)等值交换。Socks

are

only

$2

for

three

pairs.三双袜子只卖2美元。It’s

30

yuan

for

this

book.这本书卖30元。4.几种表示价格的句型(1)We

have

sports

shoes

for

only

$4.我们有价格仅为4美元的运动鞋。(2)Red

short

skirts

are

only

12

yuan.红色短裙仅需12元。(3)It’s

five

yuan

for

three

pairs

of

socks.5元可以买三双袜子。(4)Black

trousers

sell

for/at

35

yuan

a

pair.黑色裤子卖35元一条。Moneyisnoteverything,butwithoutmoney,everythingisnothing.钱不是万能的，但是没有钱是万万不能的Savemoney.Spendmoneyproperly选择填空。1.–________istheTV?–It’s2000yuan.A.Howmany B.Howmuch C.Howabout D.Howbig2.Jim’s_______isred.A.shoes