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【多选题】
在学籍管理系统中,学生实体的属性中,可以作为主键的是( )。A.
手机号
B.
身份证号
C.
学号
D.
姓名
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】What seems confusing or fragmented at first might well become ______ a third time.
A.
clean and measurable
B.
notable and systematic
C.
pure and wholesome
D.
clear and organic
【单选题】His writing is so confusing that it's difficult to make out ________ he is trying to express.
A.
what is it
B.
what is it that
C.
what is that
D.
what it is that
【简答题】Chinese Yo-Yo 的正确翻译为 _________
【多选题】表示国债绝对规模的指标有以下哪些( )。
A.
历年累计债务的总规模
B.
当年发行的国债总额
C.
当年到期需还本付息的债务总额
D.
当年到期需支付的利息
E.
国债依存度
【简答题】A. camedown B. came through C. came in D. came over A.A B.B C.C D.D
【单选题】What seems confusing and fragmented at first might well become ______ a third time.
A.
clean and measurable
B.
notable and systematic
C.
pure and wholesome
D.
clear and organic
【单选题】What seems confusing and fragmented at first might well become _______ a third time.
A.
notable and systematic
B.
clear and organic
C.
clean and measurable
D.
pure and wholesome
【判断题】如果fork后父子进程都不执行exec系统调用，那么，父子进程将执行完全相同的程序，只是可能运行程序的不同分支。如果父子进程将fork的返回值都忽略，那么父子进程执行的程序分支也必然相同。
A.
正确
B.
错误
【简答题】You might be confusing what you’re good at with what you to do, confusing with vocations or confusing one of a job with the whole job.
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