閱讀短文，選擇正確的答案。
?This is a picture.It's a classroom.It's big.In the picture you can see a table，six chairs and a blackboard.You can see a boy and two girls，six books on the table.A pencil box is on the desk.Two pens and a ruler are in the pencil box.A bag is behind a chair.Two cats are on the blackboard.The boy is John.He is twelve.The girl in a hat is Lucy，She is twelve，too.The other girl is Jean.She is eleven.The two girls look the same.They are in the same class.They are good friends.Their teacher is Mr Black.He is not here.
（1）There are

C

C

on the table.
A．a(chǎn) pencil box
B．two pens
C．six books
（2）John is

B

B

.
A．eleven
B．twelve
C．thirteen
（3）Lucy and John are

A

A

.
A．in the same class
B．eleven
C．twins
（4）Mr Black is

B

B

.
A．in the picture
B．John and Lucy's teacher
C．here
（5）Lucy and John are

B

B

.
A．sisters
B．friends
C．brothers