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【单选题】
资料的归档和收集也是资料安全管理的一个环节，各单位应确保在工作活动过程中形成的（）文件材料收集齐全、完整、真实、准确，并及时归档（包括电子版本）。A.
原始文件
B.
具有保存价值的
C.
电子和纸质
D.
质量和安全管理
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皮皮学刷刷变学霸
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【简答题】一粒小麦体细胞里有 14 条染色体,下列组织细胞中的染色体数目应为: 胚乳 ______ 条,胚 ______ 条 , 花粉粒 ,根尖 ,极核 。
【单选题】It is time to ______ fields in which they are just as capable as men.
A.
keep women's
B.
stop to keep women out
C.
keep women away
D.
stop keeping women out Of
【单选题】According to the passage, special labor laws protecting women workers tend generally to have which of the following effects?
A.
They tend to modify the stereotypes employees often hold concerning women.
B.
They increase the advantage to employers of hiring men instead of women, making it less likely that women will be hired.
C.
They decrease the likelihood that employers will offer more protection to women workers than that which is absolutely required by law.
D.
They increase the tendency of employers to deny health insurance and disability plans to women workers.
【简答题】若用冒泡排序方法对序列 {10,14,26,29,41,52}从大到小排序,需进行 ( )次比较。
【简答题】MCS51单片机片外地址空间大小为( )kB.
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