皮皮学,免费搜题
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【简答题】
Children learn from their teachers, but they learn from other children too. This 1 has been proved in a lot of research, 2 with young children. When they find themselves in the 3 of other ch ildren, the desire to imitate them is a(n) 4 aid to learning. Adults may lose their motivation, but not children! But real progress comes when children learn to think for themselves—and that, as we all know now, is a(n) 5 skill. It may sound 6 and we may view it with 7 , but it's an important skill to learn.
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举一反三
【多选题】组距是指每个组变量值中的()。
A.
最大值与最小值之差
B.
组中值与最小值之差
C.
最大值与组中值之差
D.
组上限与下限之差
E.
组于组之间的距离
【判断题】影响刀杆支架安装精度,致使刀杆变形,从而影响铣刀安装精度的主要原因之一是悬梁导轨对主轴旋转轴线的平度超差。
A.
正确
B.
错误
【判断题】农产品质量安全检测机构经考核和计量认证合格后,方可对外从事农产品、农业投入品和产地环境检测工作。()
A.
正确
B.
错误
【单选题】指北针指针尾端的宽度为( )mm
A.
1
B.
3
C.
4
D.
8
【单选题】“Surname” is the _________ name.
A.
first
B.
family
C.
given
D.
full
【单选题】Your surname is Branson, but the person you are speaking to said Manson. You would ...
A.
say nothing as it is not important.
B.
repeat your surname with emphasis to correct misunderstanding.
C.
write your surname down on some paper and give it to the person.
D.
use facial expressions to show your disagreement.
【单选题】"Surname" is the _________ name.
A.
first
B.
family
C.
given
【多选题】指北针尾端的宽度宜为()㎜
A.
1
B.
2
C.
3
D.
圆直径的1/8
【简答题】指北针的直径 mm,指北针用 线绘制,指针尾端的宽度为 mm,需要较大直径绘制指北针时,指针尾端的宽度宜为圆直径的 。
【判断题】所谓组距是指每个组变量值中的最大值与最小值之差,也就是组的上限与下限之差。()
A.
正确
B.
错误
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