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【单选题】
关于驻波下列说法正确的是：A.
当介质中各的位移都达到最大值时，全部能量都是势能
B.
当介质中各的位移都达到最大值时，全部能量都是动能
C.
当介质中各都经过平衡位置时，全部能量都是势能
D.
当介质中各都经过平衡位置时，一部分能量是动能，一部分能量是势能
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举一反三
【简答题】_______ was the God of song, music and poetry.
【单选题】You have______for things like music or poetry or art.
A.
appreciated
B.
appreciative
C.
appreciation
D.
appreciator
【单选题】According to the writer, the relationship between poetry and music______.
A.
is a debatable topic
B.
can be made but in a limited way
C.
is indisputable if you analyse history
D.
needs to be acknowledged more by poets
【单选题】The close relationship between poetry and music scarcely needs to be argued. Both are aural modes which employ rhythm, rime, and pitch as major devices; to these the one adds linguistic meaning, conno...
A.
is a debatable topic
B.
can be made but in a limited way
C.
is indisputable if you analyse history
D.
needs to be acknowledged more by poets
【简答题】下面的说法中正确的是( )。(1)任何一棵二叉树的叶子结点在三种遍历中的相对次序不变;(2)按二叉树定义,具有三个结点的二叉树共有6种。A. (1)(2) B. (1) C. (2) D. (1)、(2)都错
【简答题】_______ is the sun-god and the god of music and poetry.
【单选题】As means of communication, poetry and dances ______ many of the limitations of music.
A.
exceed
B.
overtake
C.
transcend
D.
surmount
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