• four

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    In the class, we must ( 应该 ) look at the blackboard. We must listen to the teacher carefully ( 仔细 ). We must not talk in the class and must answer the question loudly. We must sit straight.
    • 标签：
    • teacher
    • answer
    • question
    • carefully
    • four
    • 仔细
    • talk
    • class
    • blackboard.
    • straight.
    • listen
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