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【单选题】
从某地区中随机抽出60个企业,得到20个企业总经理的年平均收入为259000元,标准差为58000元。构造企业总经理年平均收入的95%的置信区间为( )A.
259000±14676
B.
259000±16476
C.
259000±14975.5
D.
259000±14795.5
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【单选题】The baby is the picture of health. What does this sentence mean? _____A．The baby in the picture
A.
229. The baby is the picture of health. What does this sentence mean? _____ A．The baby in the picture is very healthy.
B.
The baby likes the healthy picture
C.
The baby is looking at the beautiful picture.
D.
The baby is in very good health.
【简答题】将文档分左右两个版面的功能叫做 。
【简答题】Word中将文档分左右两个版面的功能叫做（ ）。
【简答题】如何强制中断一个程序的进行?两种退出方式。 按键:_ 按键:___+_
【单选题】Hearing the baby crying, Mother said, “Who frightened our baby?” “Our baby” refers to .
A.
The speaker “me”
B.
The hearer “you”
C.
Someone’s baby “him” or “her”
D.
All of the above
【简答题】交文档分左右两个版面的功能叫做 .
【单选题】Parents might want to sell their baby clothes and baby equipment because ...
A.
they want to make back some of the money some of the money they spent on those baby purchases.
B.
they don’t like the baby items they have bought.
C.
the baby clothes and equipment are old and worn out.
D.
they need the money for other investments.
【简答题】一个瓶子,最多能装下 1 千克 的水,这个瓶子最多能装下 1 千克 的哪种物质( ) A. 酒精 B. 花生油 C. 煤油 D. 水银
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