A problem for America's Second Harvest a few years ago was that ______.
A. it did not get enough food from donors
B. it did not have a large enough network
C. it did not have enough soup kitchens
D. it did not have a good way to manage its food stock
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Windows98不支持的文件系统是（）。
A. NTFS
B. FAT16
C. FAT32
D. CDPS
What is the most important factor that leads to the rise in living standards of average people
A. Labor unions.
B. Minimum-wage laws.
C. Rising productivity.
D. Favorable public policy.
下列多媒体文件的扩展名为．WAV的是（）。
A. 音频
B. 乐器数字
C. 动画
D. 数字视频
公文急件是指( )。
A. 内容重要并特殊紧急，需打破工作常规迅速传递处理的文件
B. 内容重要并紧急，需打破常规优先迅速传递处理的文件
C. 内容至关重要并特殊紧急，已临近规定办结期限，需随时优先处理的文件
D. 内容至关重要并紧急，已临近规定办结期限，需随到随时传递的文件
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