• 2022-05-31
    Only in the past few years _______ to improve the living conditions in this area.
    A: something has been done
    B: there is something done
    C: has there something been done
    D: has something been done
  • D

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      A great deal has been done to

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      The homework when they left. A: did B: had done C: had been done D: has done