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问题
填空题
在函数依赖的范畴内，______达到了最高的规范化程度。
答案
参考答案：
BCNF
补全对话，情景问答
根据图片，补全对话。
1.
— What is he doing?
— _________________________________.
2.
— Where is my sweater?
— _________________________________.
3.
— Is she singing or dancing?
— _________________________________.
4.
— What time is it?
— _________________________________.
5.
— _________________________________?
— It's 3 yuan.
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问答题
安蛔散功效与作用
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