(共24张PPT)
Unit1 Dream homes
Grammar
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8
15
cardinal numbers
ordinal numbers
Neil
Stephen
Anna
7th
dates
floors
people
Discussion:
When do we use cardinal and ordinal numbers? Can you give some examples?
positions
things
Cardinal
Ordinal
Read the cardinal numbers
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
0
1
2
3
4
5
6
7
8
9
10
zero
one
two
three
four
five
six
seven
eight
nine
ten
11
12
13
14
15
16
17
18
19
eleven
twelve
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
20
30
40
50
60
70
80
90
twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
+teen /'ti:n/
+ty /ti/
100
1,000
10,000
200,000
1,000,000
10,000,000
200,000,000
one hundred
one thousand
ten thousand
two hundred thousand
one million
ten million
two hundred million
[?h?ndr?d]
[?θa?znd]
[?m?lj?n]
Can you read these cardinal numbers correctly?
Let’s see the rules!
2
1
01
91 (ninety-one)
33 (thirty-three)
42 (forty-two)
78 (seventy-eight)
Rule1: 个位数和十位数之间有连接符。
109 (one hundred and nine)
145 (one hundred and forty-five)
Rule2: 读三位或三位以上的数词时,要在十位前加
“and”,如果十位为0,则在个位前加“and”。
1082 (one thousand and eighty-two)
Let’s see the rules!
4
3
01
654 (six hundred and fifty-four)
4,311 (four thousand three hundred and eleven)
Rule3: 百位以上位数不因变复数而加s。
(nine million four hundred and twenty-five thousand two hundred and eighty-six)
Rule4: 每三位进行划分,三位后thousand,六位后million。
9,425,286
million
thousand
Let’s read more
1,923,867
22,405
83,624,912
38,015
one million nine hundred and twenty-three thousand eight hundred and sixty-seven
twenty-two thousand four hundred and five
eighty-three million six hundred and twenty-four thousand nine hundred and twelve
thirty-eight thousand and fifteen
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
The CN Tower is over 1,815 feet tall.
learning about different countries
1 feet= 0.3 metre
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
Red Square in Moscow is about 91,000
square metres in size.
Tian’anmen Square has an area of about 440,000 square metres.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
France has an area of over 260,000 square miles.
1 square mile=2,600,000 square metres
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
1. There are about 8,000,000 people living in London.
2. People from about 180 countries and areas live in New York.
3. Tokyo, the capital of Japan, has over 13,000,000 people.
0 zero 7 seventh
1 first 8 eighth
2 second 9 nineth
3 third 10 tenth
4 fourth 11 eleventh
5 fifth 12 twelvefth
6 sixth
Ordinal numbers
Rule1: 通常加th/θ/,个别数字特殊记忆。
order things and events
20 twenty 60
30 thirty 70
40 80
50 90
Ordinal numbers
Rule2: 整十位变y为ie加th
fortieth
fiftieth
h
sixtieth
seventieth
eightieth
ninetieth
ieth
ieth
21 twenty-first 53
32 thirty-second 79
33 thirty-third 48
96 ninety-sixth 101
Ordinal numbers
Rule3: 若是几十几,只变个位便可以。
fifty-third
seventy-ninth
forty-eighth
a hundred and first
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
There are_____ people in the picture.
The _____ student's name is Allen. (5)
five
fifth
Rule4: 通常情况下前面加the。
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
CCTV headquaters has got__________ floors. His office is on the___________ floor. (52)
fifty-two
fifty-second
/?hed?kw??t?z/
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
Father’s day is on the________ (3) Sunday of June, and this year it’s on the___________ (16) of June. I love my dad ________________ (3000) times.
third
sixteenth
three thousand
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
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Failure is like a thief Failure is probably the fortification in your pole in your pole.
Lucy’s birthday is on the __________ (29) of September. She will be _____ (40) years old then.
twenty-ninth
forty
4 rules
4 rules
Let's summarize
people
things
Cardinal
Ordinal
dates
floors
positions
3
people
things
dates
positions
etc.
Student Activity: Stories About Numbers
Write down 2 numbers that are important to you on the card—one cardinal, one ordinal. Come front and show the cards, share the stories about the numbers you write.
Clue for sharing:
Which numbers? Why? What happens? How do you feel?
Homework
Write a passage about a special number in your life, and share with your family or classmates.
Level 2
Finish the exercises on the book .
Remember how to read and spell cardinal and ordinal numbers.
Level 1
Thank you !