问题
填空题
在关系数据库中的所谓“关系”，简单的说就是指一张二维表格。其中，表的每一列代表数据的一种属性，称为一个（）。表的第二行起，每一行称为一条（）。
答案
参考答案：字段；记录
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在关系数据库中的所谓“关系”，简单的说就是指一张二维表格。其中，表的每一列代表数据的一种属性，称为一个（）。表的第二行起，每一行称为一条（）。
参考答案：字段；记录
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| On Monday at 2: 35 p.m., a bus full of passengers was going to Bungalow.It was so 1 that you had to struggle even to get room to stand- 2 about a seat. At one stop, an old lady 3 the bus.She looked tired and I thought she was not 4 also.After a few minutes, her 5 were shaking slightly.She was looking around to find a 6 .She asked a few guys to let her sit because she had a problem of arthritis (关节炎)in her knees. 7 responded to her positively, so she was feeling helpless. I noticed she was facing a lot of 8 and she was trying to hide it but did not 9 .I was thinking of giving her my seat, but was fighting in my mind about why I should give her my seat.I 10 it myself: Because she is old and it's my duty to help her.But I 11 that this is Mumbai (孟买), where to help anybody may be dangerous.I was hesitating (犹豫)about it. Before I asked the lady to take my seat, an old man stood and 12 her his seat.The man, who traveled his rest journey standing, had only one leg. I found myself in an ocean of 13 and guilt-why didn't I help her?My journey ended but I still regretted that I wasted my time in thinking when it was the right thing to do. Now I 14 travel by bus and have decided to never waste time in thinking to help anybody whatever it results in.I will help although it is 15 to actually do. | ||||
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