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20+10
girls
30+7
books
Lead-in
How many students are there in your class?
How many boys are there in your class?
How many girls are there in your class?
How many students?
There are forty.
Work in pairs
20
40
20
How many boys?
There are twenty boys.
How many girls?
There are twenty girls.
who
hobby 爱好
How old
How many
children
Just talk
Good morning, boys and girls. This is Miss Green, our new English teacher.
Good morning, Miss Green. Welcome to our class!
Good morning, class!
How many students are there in your class?
There are forty.
Thirty boys.