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【多选题】
对立统一规律是唯物辩证法的实质和核心,这是因为A.
它揭示了事物普遍联系的根本内容和永恒发展的内在动力
B.
它是贯穿唯物辩证法基本范畴的中心线索
C.
它提供了人们认识世界和改造世界的根本方法——矛盾分析法
D.
它回答了事物运动发展的道路和趋势问题
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】有人写文指出：“人们一谈起爱国，往往会联想到金戈铁马，血洒疆场。实际上，在和平年代，爱国就体现在生活的每一个细节当中。爱国不仅是一种信念，更是一种行动。当前，在中国经济面临着来自国际国内的严重困难和严峻挑战之时，积极消费就是爱国。”这说明（）
A.
爱国主义是抽象的
B.
爱国主义是具体的
C.
爱祖国与爱社会主义是一致的
D.
发展中国特色社会主义，拥护祖国统一，是新时期爱国主义的主题
【单选题】The millions of calculations involved, ______ by hand, would have lost all practical value by the time they were finished.
A.
had they been done
B.
having been done
C.
they had been done
D.
they were done
【单选题】许多人一谈起爱国，往往会联想到金戈铁马，血洒疆场。实际上，在和平年代，爱国体现在生活的每一个细节当中。爱国不仅是一种信念，更是一种行动。当前，在中国经济面临严峻挑战之时，努力工作、积极消费就是爱国。这说明（）
A.
爱国主义是抽象的
B.
爱国主义是具体的
C.
在当代中国，爱祖国与爱社会主义是一致的
D.
发展中国特色社会主义，拥护祖国统一，是新时期爱国主义的主题
【单选题】The millions of calculations involved, had they been done by hand, ______ all practical value by the time they were finished.
A.
could lose
B.
might lose
C.
would have lost
D.
ought to have lost
【简答题】爱国主义与拥护祖国统一也是一致的,这不仅是对生活在中国大陆的中国公民的要求,而且是对全体中华儿女包括()同胞以及海外侨胞的基本要求。
【单选题】The millions of calculations, had they been done by hand,______all practical value by the time they were finished.
A.
could lose
B.
would have lost
C.
might lose
D.
ought to have lost
【单选题】The millions of calculations involved, ______ by hand, would have lost all practical value by the time they were finished.
A.
had they been done
B.
they had been done
C.
having been done
D.
they were done
【单选题】Dozens of scientific groups all over the world have been ______ the goal of a practical and economic way to use sunlight to split water molecules.
A.
pursuing
B.
chasing
C.
reaching
D.
winning
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