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补全短文 注意;E涂AB  F涂AC   G 涂 AD(10分) Let children learn to judge their work. 71 .If corrected too much, he will stop talking.He notices a thousand times a day the difference between the language he uses and the language those around him use.Bit by bit, he makes the necessary changes to make his language like other people’s. 72 They learn to do without being taught to walk, run, climb, whistle, ride a bicycle, compare their own performances with those of more skilled people, and slowly make the needed changes. But in school we never give a child a chance to find out his mistakes and correct them for himself. 73 we act as if we thought that he would never notice a mistake unless it was pointed out to him, or correct it unless he was made to.Let him work out, with the help of other children if he wants it, what this word says, what the answer is to that problem, whether this is a good way of saying or doing this or not. If it is a matter of right answer, as it may be in mathematics or science, give him the answer book. 74 Why should we teachers waste time on such routine work? 75 Let the children learn what all educated people must some day learn, how to measure their own understanding, and how to know what they know or do not know. A.Children learn to do all the other things in the same way. B.Let him correct his own papers C.Point out his mistakes D.We do it all for him E.We allow him to learn from other children F.A child learning to talk does not learn by being corrected all the time G.Our job should be to help the child when he tells us that he can’t find the way to get the right answer
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【判断题】08跨国公司是当代新技术的源泉,其实力主要体现在他们拥有雄厚的技术优势和强大的开发能力。
A.
正确
B.
错误
【简答题】用截面数据建立计量经济模型,随机误差项往往存在____。
【单选题】下面关于线性表的描述,正确的是( )
A.
栈是线性表的一种
B.
任给一索引I(1<=I<=表中元素个数),不能在线性表中唯一确定一个元素< /div>
C.
线性表的任一元素都有前驱和后继
D.
线性结构是逻辑上1对多的关系
【单选题】电容器C的端电压从0升至U时,电容器吸收的电能为()
A.
A
B.
B
C.
C
【单选题】关于线性表的描述:线性表是 ( ) 。
A.
一个有限序列,可以为空
B.
一个有限序列,不可以为空
C.
一个无限序列,可以为空
D.
一个无限序列,不可以为空
【单选题】无缝线路长轨节两端,温度力是变化的,在克服道床纵向阻力阶段,钢轨有少量的伸缩,称为()。
A.
缓冲区
B.
伸缩区
C.
固定区
D.
过渡区
【单选题】以下关于线性表的描述,不正确的是
A.
线性表中的所有元素都有且仅有一个直接前驱和一个直接后继
B.
线性表的长度n可以为0,对应空表
C.
线性表的元素下标一般表示元素在表中的位置
D.
同一个线性表中的元素必须具有相同的性质
【单选题】下面关于线性表的描述中,错误的是 。
A.
线性表采用顺序存储,必须占用一片连续的存储单元
B.
线性表采用顺序存储,便于进行插入和删除操作
C.
线性表采用链式存储,不必占用一片连续的存储单元
D.
线性表采用链式存储,便于插入和删除操作
【单选题】无缝线路长轨节两端,温度力是变化的,在克服道床纵向阻力阶段,钢轨有少量的伸缩,称为(  )。
A.
缓冲区
B.
伸缩区
C.
伸缩区
D.
过渡区
【判断题】提高运行速度是提高铲运机效率的主要措施。
A.
正确
B.
错误
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【单选题】下面关于线性表的描述,正确的是( )
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