(　　)32. My sister spent one hour ________ her room.
(A) to do　
(B) doing　
(C) clean　
(D) cleaning

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統計： A(2), B(4), C(6), D(44), E(0) #359744

詳解 (共 1 筆)

#921593

S+ spend + time/money + (on) + 某人花時間/金錢做某事

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