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【单选题】
在从原点出发的射线与STC曲线相切的产量上,必有( )。A.
AVC值最小
B.
SAC=SMC
C.
MC曲线处于下降阶段
D.
AVC=SMC
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【多选题】矛盾的同一性在事物发展中的作用表现在
A.
使事物保持相对稳定,为事物的存在和发展提供必要的前提
B.
矛盾双方互相从对方吸取有利于自身的因素而得到发展
C.
规定了事物向对立面转化的基本趋势
D.
推动矛盾双方的力量对比和相互关系发生变化
【简答题】阅读理解。 Jim suffered heart problems. In conversation he expressed little joy and it seemed that his life was drawing to a close. When his heart problems led to operation, Jim went through it successfull...
【简答题】阅读理解。 Jim suffered heart problems. In conversation he expressed little joy and it seemed that his life was drawing to a close. When his heart problems led to operation, Jim went through it successfull...
【简答题】Jim suffered heart problems. In conversation he expressed little joy and it seemed that his life was drawing to a close. When his heart problems led to operation, Jim went through it successfully, and...
【多选题】矛盾的同一性在事物发展中的作用表现在
A.
同一性是事物存在和发展的前提
B.
同一性使得矛盾双方能够相互吸取、利用对方的积极因素
C.
同一性规定着事物发展的基本趋势
D.
同一性起作用时，斗争性不存在
【简答题】l0. Jim the heart attack thanks to the prompt first aid treatment.
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