| In the same way that a child must be
able to move his arms and legs before he can learn to walk, the child must
physiologically be capable of producing and experiencing particular emotions
before these emotions can be modified through learning. Psychologists have found
that there arc two basic processes by which learning takes place. One kind of
learning is called’" classical conditioning." This occurs when one event or
stimulus is continuously followed by a reward or punishment. It is through
classical conditioning that a child learns to associate his mother’s face and
voice with happiness and love, for he learns that this person provides food and
comfort. Negative emotions are learned in a similar fashion. The second kind of learning is called "operant (动作的) conditioning. "This occurs when an individual learns to do things that produce rewa A. classical conditioning B. operant conditioning C. neither A nor B D. some other sorts of conditioning [单选题]安装列尾装置的列车在出发前、进站前、进入长大下坡道前、停车站出站后、区间停车开车前（后），（ ）须及时检查尾部风压。
A.司机 B.车辆乘务员 C.发电车乘务员 D.列车员 [简答题]入党介绍人的主要任务?
[单选题]腰椎间盘突出症
题目内容.腰椎间盘突出症中发病率最高的节段是 可选项. A.L1-L2和L2-L3 B.L2-L3和L3-L4 C.L3-L4和L4-L5 D.L4-L5和L5-S1 E.L5-S1和S1-S2 [填空题]
Ludwig van Beethoven was one of the greatest {{U}} (36)
{{/U}} who ever lived. He thought that people could be free when they wrote
music. Before his time, music was composed for a special {{U}} (37)
{{/U}}. Often it was church music. Or, music was written to {{U}} (38)
{{/U}} at parties and concerts.
Beethoven was born in Germany in 1770. He was a very musical child. The boy learned to play the {{U}} (39) {{/U}} and piano, but he was not happy at home. His mother died when he was in his teens. After that, his father was often drunk and {{U}} (40) {{/U}}. Beethoven became a {{U}} (41) {{/U}} in a rich family. His student’s mother was very kind to the young teacher. She helped him meet many famous {{U}} (42) {{/U}}. One of them was Mozart. He said, "That boy will give the world something worth listening to." When Beethoven was in his twenties, he began to go deaf. The deafness changed his behaviors. He became {{U}} (43) {{/ [多选题]为排除外来人员作案嫌疑，下列公安机关应重点调查的有：（多选）
A.小区围墙高度、周围监控记录 B.门卫处出入登记记录 C.小区内超市里的监控记录 D.小区住户登记信息 [多选题]CRH2型动车组空气制动系统的协同工作原理中，在（ ）时，电空转换阀将接收到的电信号转换成空气压力信号输出到中继阀。
A.多选题 B.常用制动 C.非常制动 D.备用制动 E.紧急制动 [单选题] 高度24m以上的双排脚手架连墙件构造规定为( )。
A.可以采用拉筋和顶撑配合的连墙件 B.可以采用仅有拉筋的柔性连墙件 C.可采用顶撑顶在建筑物上的连墙件 D.必须采用刚性连墙件与建筑物可靠连接 [简答题]在本机用net user命令建立帐号：s1，并加入administrator组的过程。
[判断题] 在抢救触电者脱离电源时,未采取任何绝缘措施,救护人员不得直接触及触电者的皮肤或潮湿衣服。( )
A.正确 B.错误 [填空题]传感器是（编号）（ ）；
[单选题]SF.6负荷开关一般不设置( )。
A. 气体吹弧装置 B. 灭弧装置 C. 磁吹灭弧装置 [判断题]应急通信的维护应纳入计表。（ ）
A.正确 B.错误 [多选题]小儿补液原则包括：（）
A.急需先补 B.先慢后快 C.先快后慢 D.见尿补钾 E.先胶后晶 [多项选择]正确贯彻执行惩办与宽大相结合政策应注意( )。
A. 要在惩办的前提下宽大 B. 要争取多数从宽 C. 当宽则宽，当严则严 D. 要善于从宏观上运用政策的威力 我来回答: 提交
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