课件18张PPT。sevensixthreezeroninetwooneeightfourfivenumberssevensixthreezeroninetwooneeightfourfiveNumbers are widely used.
Hello ,
86861873 ---100????????????????
2,000??????????????
30,000?????????????
400,000?????????????
5,000,000????????????60,000,000??????????700,000,000????????
8,000,000,000???????
90,000,000,000????????????????????
100,000,000,000????Can you read them ?hundred?thousand?millionbillionone?hundred
one?thousand
ten?thousand
one?hundred?thousand
one?million
ten?million
one?hundred?million?????
one?billion
ten?billion
one?hundred?billion
tens/ hundreds/thousands/ millions of
一百????? ????????????????????
?一千 ???????????
?一万 ????????????????????????????????????????????
十万? ?????
一百万???? ??????????????????
一千 万 ????????????????????????
?一亿 ???????
?十亿 ?????????????
?一百亿?? ? ????????????????一千亿
数十/百/千/百万看谁译得快:,Step1:one hundred and twenty-three billion,
Step2:four hundred and fifty-six million,
Step3:seven hundred and eighty-nine thousand,
Step4:one hundred and three103789456123,,8391What is the largest / smallest 4-digit number?
98311389Let’s do a practice! face to face
number to number ordinal
numbers tenthnintheighthseventhsixthfifthfourththirdsecondfirst一、二、三,特殊记,
加th从4起,
八少“t”,九去“e”,
“ve”要用“f”替,(five, twelve)
见“y”变成“i”和“e”,词尾加上“th”,
(twenty,thirty,---ninety)
若是遇到几十几,只变个位就可以。
ordinal numbers(序数词 )
Can you write their ordinal numbers?254412918721910190 401481001000December is the ________ month of the year.
Monday is the _______ day of the week.
English is spoken by most people as their _______
language in the USA, Great Britain, Australian,
and Canada.
The Games of the _____________ Olympic in 2008
will be held in the city of Beijing.
I’m hungry. I’ve eaten three apples. Would you
please give me a_______ one?
At the beginning of the _____________ century the
world’s population has passed 6 billion.
He got off this bus and got on a ______ one. twelfth secondfirst twenty-ninth fourthtwenty-firstsecondPractice:1/2
1/3
1/4
24/25
3/4
3
three fourths / three quartersone third /a thirdtwenty-four twenty-fifthsthree and six sevenths one quarter /a quarter/ one fourtha halfCan you read a fraction? What time is it? six
/six o’clock four o five
/ five past four seven fifteen
/a quarter past seven nine twenty
/ twenty past nine nine thirty
/half past nine six forty
/twenty to seven21391112What’s/ was the date?1990201019001918082020January 1st , 20031022February 14th ,1990March 12th, 2010September 22nd,1900November 23rd,2020December 25th,1808July1,1921October 1,1949August 1, 1927May, 1922When were they founded?PRCLeaguePLACCPThe ---was founded on /in ---编一篇短文,尽可能体现基数词和序数
的各种应用:
例如:时刻,日期,分数,编号等。课后作业:Thank you !