内容正文:
B
A
A
B
B
C
C
B
A
C
C
A
C
C
B
1
2
3
4
5
A
B
A
B
B
B
A
C
A
A
B
A
B
A
B
many
Eight
One
Four
three
ten
seven
nine
one
Eight
two
three
nine
ten
seven
six
one
B
C
A
B
A
B
C
B
B
C
A
one
five
eight
ten
six
seven
C
E
A
D
B
Open the gate.
How many boys?
Kitty can see four pencils.
How much is it?
T
F
F
F
T
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795002.0
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