题目内容
（请给出正确答案）
[主观题]
We had to wait a long time to get our passports, ______？A．won't weB．don't weC．didn't weD．s
We had to wait a long time to get our passports, ______？
A．won't we
B．don't we
C．didn't we
D．shouldn't you
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某关系表中定义了“姓名”、“性别”、“年龄”、“身份证号”4个字段，其中(59)字段较适合作为此关系表的主键。
A．姓名
B．性别
C．年龄
D．身份证号
