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a of John bottle drank juice连词成句
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Professor White has written some short stories, but he is _____ for his plays.
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Australia is in the south of the earth so the seasons there are the opposite of .
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将0.2mol硝酸银、0.4mol硝酸铜、0.6mol氯化钾溶于水,配成100mL溶液,用惰性电极电解一段时间后,若在一极析出0.3mol铜,此是在另一极上产生的气体体积(标准状况)为多少( )
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已知双曲线过点(3,-2),且与椭圆4x^2+9y^2=36有相同的焦点,求双曲线的方程
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