内容正文:
Lesson4 Numbers 1-5
one book
How many?多少
How many?多少
two books
How many?多少
three books
four books
How many?多少
five books
How many?多少
Let's count!
three girls and two boys
How many girls and boys?
How many teachers?
four teachers
three books
five book
two books
one book
four book
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