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【单选题】
一般情况下,Excel2010默认的显示格式居中对是A.
数值型数据
B.
字符型数据
C.
逻辑型数据
D.
不确定
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举一反三
【单选题】---David, turn off the TV_____ no one is watching it. ---But it__________off already! The music is from the radio.
A.
so that; has been turned
B.
whe; has turned
C.
if; has been turned
D.
because; has turned
【单选题】David, turn off the TV no one is watching it.
A.
But it________ off already! The music is from the radio.
B.
so that; has been turned
C.
when; has turned
D.
if; has been turned
E.
because; has turned
【简答题】位于HTML文档的最前面,用于向浏览器说明当前文档使用哪种 HTML 或 XHTML 标准规范的标记是A. B. C. D.
【简答题】护士用紫外线消毒治疗室时，如果防护不当，可导致哪些部位不同程度的损害?
【简答题】护士用紫外线消毒治疗室时,如果防护不当,可导致不同程度的____、____等不良反应。
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