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【简答题】
语言是人类最重要的()工具和()工具。文字是()的书写符号系统。
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举一反三
【单选题】Why did the student transfer to Central University?
A.
To take advantage of an academic program
B.
To participate in a student exchange program
C.
To attend a smaller university than the one he was at before.
D.
To benefit from Central University 's international reputation.
【简答题】Why did the student appear for the personal interview?
【单选题】Why did the student surprise the class?
A.
Because he wasn't a senstive person.
B.
Because he was so slow in class.
C.
Because he did the work so fast
D.
Because he was speechless.
【简答题】SQL SERVER2008使用一组相互关联的操作系统文件来存放数据库,这些文件可分为数据文件和( )文件,其中数据文件又可以分为( )文件和( )文件,文件后缀名为( )和ndf。
【简答题】数据文件组可以分为 ___________ 标志为 ___________ 和 _______________ 。
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