• 2022-06-06
    It is difficult to understand this kind of complicated calculation.
    A: intricate
    B: varied
    C: petulant
    D: exultant
  • A

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    • 0

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    • 1

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      It is a complicated problem(). A: strange B: complex C: difficult D: unusual

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      I find the article difficult (). A: to understand B: to be understood C: understanding D: understand