Unit 6 How many ？Part B Let's learn—Let's chant课件(共25张PPT)

(共25张PPT)
Unit 6 How many
人教PEP版 三年级下册
Part B 第五课时
Let's learn-Let's chant
Let's sing
Open it and see!
1
2
3
4
5
6
7
How many apples do you have
I have .
fifteen
How many oranges do you have
We have .
twelve
How many crayons do you have
I have .
sixteen
How many cats do you have
We have .
seventeen
How many ducks do you have
We have .
eighteen
How many books do you have
I have .
nineteen
How many cars do you have
I have .
twenty
Let's learn
six
six
teen
How many do you have How many do you see
10 and 6 makes 16. Can you count with me
seven
seven
teen
How many do you have How many do you see
10 and 7 makes 17. Can you count with me
eight
eigh
teen
How many do you have How many do you see
2 times 9 makes 18. Can you count with me
nine
nine
teen
How many do you have How many do you see
10 and 9 makes 19. Can you count with me
two
tw
enty
How many do you have How many do you see
4 times 5 makes 20. Can you count with me
sixteen
eighteen
twenty
seventeen
Let's practise
nineteen
Let's chant
Let's play
six
thirteen
eleven
eighteen
nineteen
twenty
seven
fifteen
twelve
入口
20
16
12
11
19
15
13
出口
14
17
看数字说英语
1—12的数词为基本数词
one 一　 two 二　 three 三　
four 四　 five 五 six 六　
seven 七　 eight 八　 nine 九
ten 十　 eleven 十一　twelve 十二
数词的构成
Do you know
four+teen=fourteen 十四
six+teen=sixteen 十六
seven+teen=seventeen 十七
nine+teen=nineteen 十九
fif+teen=fifteen 十五
thir+teen=thirteen 十三
eigh+teen=eighteen 十八
13—19由3—9加后缀-teen构成
根据提示，圈出正确的单词。
1. Look ! I have sixteen / fifteen (16) pencils.
2. —How many crayons do you see
—I see eightteen / eighteen (18).
3. —How many kites do you see
—I see seventeen / fourteen (17).
4. I have nineteen / ninteen (19) yellow rulers.
5. —How many pears do you have
—I have twelve / twenty (20) pears.
Exercise
one + ten = ______ two + ten = _______
three + ten = ______ four + ten =_______
five + ten = _______ six + ten = _______
fourteen
twelve
thirteen
eleven
fifteen
sixteen
算一算。
Homework
1. 听、说、认、读三会单词，并用英语从1数到20。
2. 试着用所学句型询问爸爸妈妈所拥有的某种物品的数量。