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关于氧浓差电池下列说法哪些正确?
A.
氧浓差电池是宏观电池。
B.
氧浓差电池经常在缝隙处形成。
C.
金属与含氧量不同的溶液接触会形成氧浓差电池。
D.
氧浓差电池是微观电池。
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参考答案：
举一反三
【单选题】当知觉条件在一定范围内改变了的时候,被知觉的对象仍然保持相对不变的特性,这种特性被称为?
A.
知觉的恒常性
B.
知觉的选择性
C.
知觉的理解性
D.
知觉的整体性
查看完整题目与答案
【单选题】3岁入院,择期手术,不让父母离开,见到医护人员和陌生人躲避,主要原因是:
A.
对黑暗恐惧
B.
分离性焦虑
C.
对死亡恐惧
D.
对手术焦虑
E.
对医源性限制的焦虑
查看完整题目与答案
【单选题】“ C ool ” is a word with many meanings . I ts old meaning is used to express a temperature that is a little bit cold . A s the world has changed , the world has had many different meanings . “ C ool ”...
A.
can be used instead of many words
B.
usually means something interesting
C.
can make your life colorful
D.
may not be as cool as it seems.
查看完整题目与答案
【判断题】George thinks he may fail the exam because of his poor speaking ability.
A.
正确
B.
错误
查看完整题目与答案
【单选题】“ C ool ” is a word with many meanings . I ts old meaning is used to express a temperature that is a little bit cold . A s the world has changed , the world has had many different meanings . “ C ool ”...
A.
interested in
B.
angry about
C.
afraid of
D.
unhappy with
查看完整题目与答案
【简答题】完形填空。 Many people have to work 1 . Some people do not mind. Other people think it's terrible. One man thinks that working at the weekends can be 2 . He is George Smith. Mr Smith works in an office, in...
查看完整题目与答案
【单选题】患儿,女,3岁。患法洛四联症,择期手术。患儿入院5天来,不让父母离开身边,见到医护人员及陌生人员靠近会躲避,睡眠中常有惊醒。患儿出现上述表现的主要原因是
A.
黑暗恐惧
B.
分离性焦虑
C.
死亡恐惧
D.
手术焦虑
E.
医源性限制的焦虑
查看完整题目与答案
【单选题】I can think of no better career for a young novelist than to for some years a sub-editor on a rather conservative newspaper. The man who was of chief importance to me in those days was the chief sub-e...
A.
stand over them while they worked and make unpleasant remarks
B.
go out for a drink and let them solve their own problems
C.
provoke them into disliking him
D.
use bitter humour to draw their attention to their mistakes
查看完整题目与答案
【单选题】当知觉的条件在一定的范围内改变了的时候,被知觉的对象仍然保持不变,这种特性称为知觉的
A.
选择性
B.
整体性
C.
理解性
D.
恒常性
查看完整题目与答案
【单选题】企业资源有限、实力较弱,难以开拓整个市场。适宜采用的目标市场策略是()
A.
无差异性市场营销策略
B.
差异性目标市场营销策略
C.
集中性目标市场营销策略
D.
分散性目标市场营销策略
查看完整题目与答案
相关题目：
【单选题】当知觉条件在一定范围内改变了的时候,被知觉的对象仍然保持相对不变的特性,这种特性被称为?
A.
知觉的恒常性
B.
知觉的选择性
C.
知觉的理解性
D.
知觉的整体性
查看完整题目与答案
【单选题】3岁入院,择期手术,不让父母离开,见到医护人员和陌生人躲避,主要原因是:
A.
对黑暗恐惧
B.
分离性焦虑
C.
对死亡恐惧
D.
对手术焦虑
E.
对医源性限制的焦虑
查看完整题目与答案
【单选题】“ C ool ” is a word with many meanings . I ts old meaning is used to express a temperature that is a little bit cold . A s the world has changed , the world has had many different meanings . “ C ool ”...
A.
can be used instead of many words
B.
usually means something interesting
C.
can make your life colorful
D.
may not be as cool as it seems.
查看完整题目与答案
【判断题】George thinks he may fail the exam because of his poor speaking ability.
A.
正确
B.
错误
查看完整题目与答案
【单选题】“ C ool ” is a word with many meanings . I ts old meaning is used to express a temperature that is a little bit cold . A s the world has changed , the world has had many different meanings . “ C ool ”...
A.
interested in
B.
angry about
C.
afraid of
D.
unhappy with
查看完整题目与答案
【简答题】完形填空。 Many people have to work 1 . Some people do not mind. Other people think it's terrible. One man thinks that working at the weekends can be 2 . He is George Smith. Mr Smith works in an office, in...
查看完整题目与答案
【单选题】患儿,女,3岁。患法洛四联症,择期手术。患儿入院5天来,不让父母离开身边,见到医护人员及陌生人员靠近会躲避,睡眠中常有惊醒。患儿出现上述表现的主要原因是
A.
黑暗恐惧
B.
分离性焦虑
C.
死亡恐惧
D.
手术焦虑
E.
医源性限制的焦虑
查看完整题目与答案
【单选题】I can think of no better career for a young novelist than to for some years a sub-editor on a rather conservative newspaper. The man who was of chief importance to me in those days was the chief sub-e...
A.
stand over them while they worked and make unpleasant remarks
B.
go out for a drink and let them solve their own problems
C.
provoke them into disliking him
D.
use bitter humour to draw their attention to their mistakes
查看完整题目与答案
【单选题】当知觉的条件在一定的范围内改变了的时候,被知觉的对象仍然保持不变,这种特性称为知觉的
A.
选择性
B.
整体性
C.
理解性
D.
恒常性
查看完整题目与答案
【单选题】企业资源有限、实力较弱,难以开拓整个市场。适宜采用的目标市场策略是()
A.
无差异性市场营销策略
B.
差异性目标市场营销策略
C.
集中性目标市场营销策略
D.
分散性目标市场营销策略
查看完整题目与答案
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