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【单选题】
It is suggested that modem societies differ from traditional societies in thatA.
mother brings up children with the help of her husband in traditional societies
B.
a child more often grows up with his / her brothers or sisters in traditional societies
C.
the parents-child relationship is more exclusive in modem societies
D.
children in modem societies are more likely to develop mental illness in later years
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【简答题】把圆柱的侧面剪开后展开图是______形，它的一条边等于圆柱的______，另一条边是圆柱的______，它的面积是圆柱的______．
【简答题】一个圆柱的侧面展开是正方形，已知圆柱底面半径是4厘米，圆柱的高是______厘米．
【简答题】圆柱的底面半径是3cm，圆柱的高是5cm，则圆柱的侧面积是______cm 2 ．（结果保留π）
【简答题】有两个高相等的圆柱．甲圆柱和乙圆柱的底面半径的是2：3．如果甲圆柱的体积是16立方厘米，乙圆柱的体积是______立方厘米．
【单选题】Which statement about Epeat is wrong?
A.
Its full name is Electronic Product Environmental Assessment Tool.
B.
It is an environmental certification evaluating computers.
C.
It includes 51 environmental criteria in total.
D.
To qualify for Epeat registration, a product must meet all 51 criteria.
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