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     It’s seven thirty now．It’s time to go to school．Our classroom is behind the trees．It’s very nice．There is a map of China on the wall．Twenty boys and fifteen girls are in the classroom．There are some flowers on the teacher’s desk．They are for our teachers．We have four classer in the morning and two in the afternoon．We aren’t at school on Sunday．

1．The students go to school at ______．

    A．7:13    B．7:03    C．7:30    D．7:00

2．Their classroom is _______ some trees．

    A．behind    B．in    C．under     D．on

3．A map of China is on the ______．

    A．desk    B．wall    C．blackboard    D．chair

4．There are _______ students in this class．

    A．forty-five    B．fifteen    C．thirty-five    D．thirty