He tripped over ________ A. in the hallway a box left carelessly B. a box in the hallway left carelessly C. carelessly a box left in the hallway D. a box left carelessly in the hallway63/100He tripped over ________ in the hallway a box left carelesslya box in the hallway left carelessly carelessly a box left in the hallwaya box left carelessly in the hallwayGiải thíchChọn đáp án D