Unit7SectionB(1a-1e)课件人教版七年级英语上册

Whatnumbersdidwelearn?Numbers(0-9)fourzeroonetwothreefivesixseveneightnineNumbers(10-12)teneleventwelve规则1：从zero到twelve，拼写和读音没有什么规律，逐一记忆；Numbers(13-19)规则2：从thirteen到nineteen,表示“十几”，其后均有后缀-teen。注意thirteen,fifteen,eighteen的拼写。thirteenfourteenfifteensixteenseventeeneighteennineteenNumbers(20-90)规则3：从twenty到ninety，表示“整几十”，其后均有后缀-ty。但需注意以下几个词的拼写：twenty,thirty,forty,fifty,eighty。twentythirtyfortyfiftysixtyseventyeightyninetyNumbers(21-28)规则4：表示“几十几”，用“整十数-个位数”表示，中间用连字符“-”把十位数和个位数连接起来。twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eight基数词别忘了0是zero！基数词：表示数字和数目多少的词，如：one,

two,

three,

four。1)表示数量，置于名词之前。Ihavethreeskirts.我有三条裙子。2)表示编号，置于名词之后。HeisinClassSix.他在六班。Room803803号房3)表示号码。Myphonenumberissixtwonineseventwofourfive.

我的电话号码是629-7245。4)表示年龄。Mydaughterisfouryearsold.我女儿四岁了。5)表示时间。

eightthirteen八点十三分6)用来计算。

Twoandthreeisfive.二加三等于五。基数词的用法做数学题，学英语。1.twenty-six－twelve=________2.sixteen＋eight=___________3.eighteen－five=___________4.twenty-five－thirteen=_____5.twenty-nine－ten=_________6.twelve＋thirteen－five=_________fourteentwenty-fourthirteentwelvenineteentwenty【用】1aListenandrepeat.听录音并跟读。10111213141516171819202122232425262728293031ten___twenty-five___twenty___fifteen___thirty___eleven___twenty-six___twenty-one___sixteen___thirty-one___twelve___twenty-seven___twenty-two___seventeen___thirteen___twenty-eight___twenty-three___eighteen___fourteen___twenty-nine___twenty-four___nineteen___101112132629142527282021222324151617181930311b

Writethenumbersin1anexttothecorrectwords.Whichrowsof

numbersareinthewrongplaces?

将1a中的数字写在对应的单词

后。哪几行数字的顺序不对？ten___fifteen___twenty___twenty-five___thirty___eleven___sixteen___twenty-one___twenty-six___thirty-one___twelve___seventeen___twenty-two___twenty-seven___thirteen___eighteen___twenty-three___twenty-eight___fourteen___nineteen___twenty-four___twenty-nine___101b

Competewithyourpartner.Whoreadsmorequickly?

和你的同伴比一比，谁读得更快？111213141516171819202122232426292527283031Wherearethepeopleinthepicture?Canyouguesstheirrelationship?Howmucharetheblackshoes?Howmuchisthebluesweater?Howmucharethetrousers?HowmuchistheT-shirt?Howmuchisthegreensweater?They’reeighteendollars.It’sfifteendollars.They’resixteendollars.It’selevendollars.It’stwentydollars.1c

Listenandcirclethenumbersyouhearin1a.

听录音，在1a中圈出所听到的数字。

101112131415161718192021222324252627282930311d

Listenagain.Circlethethingsinthepicture

thatKateandhermomtalkabout.Check(√)

thethingKatebuys.

再听一遍录音，在图中

圈出凯特和妈妈谈到的物品，在凯特购买

的物品上打钩。I.TranslatethephrasesintoEnglish.11个篮球__________________________14个西红柿________________________23件衬衫__________________________28只红袜子________________________35顶帽子__________________________Exerciseselevenbasketballsfourteentomatoestwenty-threeshirtstwenty-eightredsocksthirty-fivehatsII.Multiplechoice.1.Hislittlebrotheris

.A.10yearsold B.10yearoldC.10-yearold D.10-yearsold2.—Whatclassareyouin?—I’min

.A.