Unit1DreamhomesGrammar-江苏省丹阳市第三中学七年级英语下册课件(共31张PPT)

(共38张PPT)
How old are you
How many family members are there in your family
How many students are there in your class
What’s your favourite number
What is your telephone number
Talking about numbers freely.
What number is it like
It looks like a ‘zero’.
Part one :cardinal numbers (基数词)
We use cardinal numbers (基数词)almost every day.
No.2 Bus
No.28 Shangwuneihuan Road
No.21 player
Page 28
10 yuan
Please read these numbers:
1 2 4 6 7 8
11 12 14 16 17 18
21 32 44 56 67 78 92 55
预习展示一：
要加连字符
Please read these numbers:
预习展示二：
14， 40
16， 60
19， 90
15， 50
13， 30
12， 20
18， 80
17， 70
four.teen for.ty
Please read these numbers:
115 342 450 687 407 918
110 102 914 716 601 707 890
201 392 404 560 607 718
预习展示三：
Pay attention！
个位和十位之间要加连字符“ – ”。
读三位以上的数词时，要在十位前加“and”,如十位为0则在个位前加“and”。
100___________
1,000 ____________
10,000____________________
100,000 _______________________
1,000,000 ______________
10,000,000 ______________
100,000,000 ______________
1,000,000,000 ______________
10,000,000,000______________
100,000,000,000 ______________
one hundred
one thousand
ten thousand
one hundred thousand
one million
ten million
one hundred million
one billion
ten billion
one hundred billion
Please say the big numbers in English
在朗读、书写大的数字前，我们可以先做什么来让我们的朗读、书写变得简单，而不出错。
从后往前每三位标上一个逗号
How do we say the following numbers
4,056
four thousand and fifty-six
23,813
twenty-three thousand eight hundred and thirteen
567,110
five hundred and sixty-seven thousand one hundred and ten
6,425,200
six million four hundred and twenty-five thousand two hundred
2 007=
28 324=
567 215=
5 778 125=
68 689 253=
two thousand and seven
twenty-eight thousand, three hundred and twenty-four
five hundred and sixty-seven
thousand, two hundred and fifteen
five million, seven hundred and
seventy-eight thousand, one hundred
and twenty-five
How do we say them
sixty-eight million,six hundred and eighty-nine thousand,two hundred and fifty-three
，
，
，
，
，
，
，
9 3 0 5 0 0 4 6 0 7
,
,
,
billion
million
thousand
nine billion three hundred and five million four hundred thousand six hundred and seven
hundred
1. People from about 180 countries and areas live in New York.
2. The CN Tower is 1,815 feet tall.
加拿大国家电视塔有1,815 英尺高。
3. Red Square in Moscow is about 91,000 square metres in size.
莫斯科的红场面积大约91,000平方米。
大约有来自180个国家和地区的人们生活在纽约。
4. France has an area of over 260,000 square miles.
法国有260,000多平方英里的面积。
5. There are about 8,000,000 people living in London.
大约有8,000,000人生活在伦敦。
6. Tokyo, the capital of Japan, has over 13,000,000 people.
日本的首都东京有13,000,000多人口。
￥7,493.00
2.
RMB Yuan ____________________________________________________________________________
seven thousand, four hundred and ninety-three
3.
￥ 422.00
RMB Yuan ____________________________________________________________________________
four hundred and twenty-two
1.
￥598.00
RMB Yuan ____________________________________________________________________________
five hundred and ninety-eight
5.
￥ 12,312.00
RMB Yuan __________________________________________________________________________
twelve thousand, three hundred and twelve
4.
￥ 6,390.00
RMB Yuan ____________________________________________________________________________
six thousand, three hundred and ninety
Pleae read the numbers out
4,056
______________________________________
four thousand and fifty-six
6,000,789
____________________________________________________________________________
six million seven hundred and
eighty-nine
123,004,789
____________________________________________________________________________
one hundred and twenty-three four thousand seven hundred and eighty-nine
Pleae read the numbers out
98,021
______________________________________
Ninety-eight thousand and twenty-one
56,108,007
____________________________________________________________________________
fifty-six million one hundred and eight
thousand and seven
1,200,026
____________________________________________________________________________
one million two hundred thousand and
twenty-six
Here are some telephone numbers. Can you
read and write them
5553 2901
5558 6390
5554 3986
5552 0928
5556 7385
5557 2118
five, five, five, three,
two, nine, oh, one
five, five, five, eight,
six, three, nine, oh
five, five, five, four,
three, nine, eight, six
five, five, five, two,
oh, nine, two, eight
five, five, five, six,
seven, three, eight, five
five, five, five, seven,
two, one, one, eight
Here are some years. Can you read and write
them （阅读下列表示年份的数字）
1320
1546
1378
1785
1872
1999
2000
2007
thirteen, twenty
fifteen, forty-six
thirteen, seventy-eight
seventeen, eighty-five
eighteen, seventy-two
nineteen, ninety-nine
two thousand
two thousand and seven
将数字分
成两部分
Part two: Ordinal numbers（序数词）
1. Mr. Wu has two children.
The first child is a boy. The second is a girl.
2. There are five floors in our teaching building.
Our classroom is on the third floor.
3. There are seven days in a week.
Wednesday is the fourth day of a week.
Thursday is the fifth day of a week.
(Ⅰ) How do you write it
Ordinal numbers
1st = first 10th =
2nd = second 11th =eleventh
3rd = third 12th =twelfth
4th = fourth 13th=
5th = fifth 20th =twentieth
6th = 21st=twenty-first
7th = 22nd=
8th = 23rd=
9th =ninth 30th=
sixth
seventh
eighth
tenth
thirteenth
twenty-second
twenty-third
thirtieth
1. Elsa lives on the ______ floor.
2. Ivan lives on the _______ floor.
3. Mary lives on the ______ floor.
4. Peter lives on the ______ floor.
5. Ricky lives on the _____ floor.
6. Wilson lives on the ______ floor.
seventh
fifteenth
fourth
second
ninth
twelfth
Complete B2 on Page 12.
100以上序数词
100th =one hundredth
1,000th =one thousandth
1,000,000th = one millionth
101st =one hundred and first
202nd =two hundred and second
909th =nine hundred and ninth
想一想：你觉得在序数词的拼写中要提醒同学们注意的有哪些？
①_____________________________________________
②_____________________________________________
③_____________________________________________
④_____________________________________________
1、2、3、5、12这几个数字的序数词较特殊
整十的数字，其序数词都把ty变为tieth
注意跟9有关的几个词
几十几及其以上数字,有多个单词构成，只需将最后一个单词变为序数词
first
second
third
fifth
twelfth
nine
ninth
nineteen
nineteenth
ninety
ninetieth
(Ⅱ) Can you read and write the following phrases
January 1st
February 2nd
March 3rd
April 4th
May 5th
June 6th
① January the first
② the first of January
① February the second
② the second of February
① March the third
② the third of March
① April the fourth
② the fourth of April
① May the fifth
② the fifth of May
① June the sixth
② the sixth of June
(Ⅲ) 表示世纪
in the __________(nineteen) century(世纪)
\
nineteenth
(Ⅳ)表示所住楼层
(1) live on the ___________(five) floor
(2) live on the ___________(two) floor
second
fifth
表示顺序或第几
练一练：翻译下列词组
我家的第二个孩子
第六个学生
Amy的第十一个生日
the second child of my family
the sixth student
Amy’s eleventh birthday
____
____
_________
想一想：在运用序数词时，你觉得要提醒同学们什么？
_____________________
_____________________
序数词前要加 “the”
有了my/his/Amy’s等词 ，则省掉“the”
用所给词的适当形式填空.
He gets the (one) in the English test
this time.
2. Tom will come on the (twelve) of this
month.
3. There are days in a week. Saturday is
the day . (seven)
4. This is my (three) time to come to NJ.
5. Mr. Green has children. Tom is the
youngest. He is the child. (nine)
6. He is the (twenty-one) League
Member in our class.
first
twelfth
seven
seventh
third
nine
ninth
twenty-first
Translation
1. Tom是他家的第二孩子．
２. 六月五号是我的生日.
3. 这是我第三次在大海里游泳.
4. 他住在第二十二楼.
5. 他一周去图书馆一次.
Tom is the second child of his family.
My birthday is on the fifth of June.
This is my third time to swim in the sea.
He lives on the twenty-second floor.
He goes to the library once a week.
三、根据括号中阿拉伯数字或句意
的提示用基数词或序数词填空：
1) There are _________rooms in our flat.(4)
2) He is ____________years old.(20)
3) It is _____________of June today.(1)
4) We live on ___________floor of the building.(8)
5) There are ____________days in this month.(31)
6) September is ___________month of the year.
7) How much is the T-shirt
It’s _____________yuan.(200)
8) We are in ______________century now.(21世纪)
9) There are _________minutes(分钟)in an hour.(60)
10) Thursday is ___________day of a week.(5)
four
twenty
the first
the eighth
thirty-one
the ninth
two hundred
the twentieth
sixty
the fifth
Homework
1)Do C2 and C3 on p17
2)牢记所学基数词和序数词