(共35张PPT)
one
two
three
four
five
six
seven
eight
nine
ten
*
How many books are there
There are three books.
books
three books
rulers
four rulers
rulers
four rulers
pens
nine pens
pens
nine pens.
*
How many … are there
There are … .
*
*
How many … are there in the classroom
There are … in the classroom.
There is a/an … in the classroom.
thirteen
eighteen
seventeen
sixteen
fifteen
fourteen
nineteen
twenty
twelve
eleven
revision
11
How many ____ _____ _____
cows
are
there
How many ____ _____ _____
Turtles(海龟 )
are
there
How many ____ _____ _____
cars
are
there
How many boys are there
How many ____ _____ _____
horses
are
there
How many rabbits are there
How many ducks are there
How many ____ _____ _____
pencils
are
there
How many bikes are there
How many ____ _____ _____
ants
are
there
Listen and repeat.
11 12 13 14
eleven twelve thirteen fourteen
15 16 17 18
fifteen sixteen seventeen eighteen
19 20
nineteen twenty
seventeen
twenty
fourteen
eleven
nineteen
thirteen
twelve
eighteen
fifteen
sixteen
3 Match
11
12
13
14
15
16
17
18
19
20
two + fourteen =
nine + one =
four + eight =
six + seven=
four - one =
加：and
减：minus
等于：is
Listen and point.
1. 11+4 = 15
2. 12+6 = 18
3. 14+6 = 20
4. 17+2 = 19
Listen and write.
1. 11+______ = _______
2. _____ +4 = _______
3. ______+2 = _______
4. 3+ ______ = _______
5. _______+1 = _______
6. 2+ ______ = ________
6
17
15
19
18
20
13
16
16
17
12
14
1. eleven 2. _______ 3. _______
4. ______ 5. _______ 6. _______
7. ______ 8. _______ 9. _______
10. _______
thirteen
fifteen
eighteen
nineteen
twenty
twelve
sixteen
seventeen
fourteen
6. Listen and write.
________________________________________________
________________________________________________
________________________________________________
________________________________________________
1.
2.
3.
4.
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5.
6.
7.
8.
——————————
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——————————
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9.
10.
eleven
thirteen
fifteen
eighteen
nineteen
twenty
twelve
sixteen
seventeen
fourteen
Listen and match.
11
12
13
14
15
16
17
18
19
20
boys girls desks chairs books bags
12
17
20
14
19
16
Work in pairs. Ask and answer.
How many… are there Numbers
boys 15
girls 18
desks 13
chairs 19
books 11
bags 16
规则类：
14：fourteen， 16：sixteen，
17：seventeen， 18：eighteen
19：nineteen
不规则类：
11：eleven，12: twelve，
13：thirteen，15：fifteen ，
20：twenty
相应数字英文+teen
Do you know them？
+ ：
- ：
=：
如：12+2=14
twelve and two is
fourteen
Plus /and
minus
is
11+5=？
13+5=？
16+2=？
19+1=？
13+3=？
About age ：
How old…
About quantity
How many… are there
How much… is there
[c]
[u]
How ______ pens are there
There are _____ pens.
many
four
How ______ meat is there
There is a kilo.
much
