语法与词汇 20.The explorers came forward with gifts of ducks and flour-cakes and ______ troughs of water for the horses to drink.
【正确答案】 D
【答案解析】句意为：探险者们带着鸭子和面粉蛋糕礼物走上前来，并举起水槽让马喝水。A项意为“约束，抑制，持有”；B项意为“赞同，容忍”；C项意为“镇压”；只有D项“举起”符合句意，故选D项。