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【单选题】
数据库概念设计的E-R方法中，用属性描述实体的特征，属性在E-R图中，一般使用如下所列什么图形表示，A.
矩形
B.
四边形
C.
菱形
D.
椭圆形
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举一反三
【简答题】听力原文：Where do they live? Where do they live? They live in ______________.
【单选题】Could you please tell me our tickets?
A.
where do we show
B.
where we do show
C.
where we to show
D.
where to show
【简答题】如何判断冷却液是否应该更换?
【单选题】听力原文：M: Where do your parents work? F: They work in a factory. Where do the woman’s parents work?
A.
They work in two different factories.
B.
They work in the same factory.
C.
Her father works in a factory, her mother works in a school.
【简答题】Where do the items for jumble sale come from?
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