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【多选题】
（多选）如下各项中，是机械能算式中流体机械能单位的有（）A.
米
B.
牛顿/平方米
C.
米/秒平方
D.
焦耳/立方米
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皮皮学刷刷变学霸
举一反三
【简答题】It simply was that we were such egoists, so self-engrossed , so wrapped up in ourselves that we hadn't a corner in our hearts for anybody else. ( Para. 61) It simply was that we were so ______, so ___...
【简答题】It was when we started living together that we found, to our sadness and surprise, that we were .
【单选题】So excited and joyful ______ that we were soon completely lost in paying and laughing.
A.
we felt
B.
felt we
C.
did we feel
D.
had we felt
【单选题】So excited and joyful ______that we were soon completely lost in playing and laughing.
A.
we felt
B.
felt we
C.
did we feel
D.
had we felt
【单选题】B136 . 贾某经营了一农家乐餐厅,该餐厅把人工养殖的鱼当作野生鱼出售给顾客,这种行为主要违反了
A.
公平原则
B.
诚实信用原则
C.
等价有偿原则
D.
自愿原则
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