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【单选题】
同时抽取多项血标本时，血液最先注入A.
管
B.
干燥管
C.
血培养管
D.
随意注入一管
E.
以上均可
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反馈参考答案：
举一反三
【简答题】A.how were people B.how people were C.how much people were D.what people were
【单选题】After the first 18 months of sales, how many people began to use DVDs?
A.
Less than a million.
B.
A million.
C.
More than a million.
D.
2 million.
【简答题】How many people are there in the sales team?
【简答题】A．how were people B．how people were C．people were how D．people how were
【单选题】控制论的奠基人之一()曾说过：“每个人，即便他是做出了辉煌成就的人，在他的一生中利用他自己的大脑潜力还不到百亿分之一”。
A.
歌德
B.
牛顿
C.
维纳
D.
爱迪生
【单选题】下列各组软件中,完全属于应用软件的一组是
A.
UNIX、安卓操作系统、MS—DOS
B.
迅雷、Photoshop、PowerPoint 2010
C.
Pascal语言、Fortran编译系统、苹果操作系统
D.
FoxPro、SQL Server、Windows XP
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