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【多选题】
学生课堂问题行为的产生，可以归纳为哪些方面的原因？A.
吸引老师或同学的注意
B.
争夺某种权力
C.
报复老师或同学
D.
避免失败、逃避学习
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下述叙述中正确的是........................................................................... ( )
A.
在恒压下，凡是自发的过程一定是放热的
B.
因为焓是状态函数，而恒压反应的焓变等于恒压反应热，所以热也是状态函数
C.
单质的ΔfHm 和 Δ fGm 都为零
D.
在恒温恒压条件下，体系自由能减少的过程都是自发进行的
【简答题】鼓膜测温仪(词组)
【单选题】Mind and body are two parts of a complex organism controlled by the nervous system, which acts on information received from the senses. The way a person perceives and reacts depends on his mood, his s...
A.
Every thought or emotion has some related physical effect.
B.
GSR is a measure of bodily change during periods of emotion.
C.
GSR is very efficient in indicating people's emotion.
D.
GSR is very expensive.
E.
GSR is used to judging prisoners.
F.
Mind and body has an apparent relationship. Para 2 ______.
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