问题
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The author was "utterly confused" because heA.took the chair out of habit.B.was trying to
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The component of a refrigerating system in which the refrigerant vaporizes and absorbs hea
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Which of the following topics is NOT discussed in the passage?A.Bonfires and the law.B.Hea
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Even if Thomas Edison hadnt invented the electric light successfully, we ______electric li
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In restructuring the organization, the top-level management should______.A.include the hea
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The film about the disabled boy was touching
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