The beggar has no money with which to buy food. However, no passers-by him.
A. have mercy on
B. are at the mercy of
C. show mercy on
D. to be merciful to
网友回答
(答案→)A. have mercy on
B. are at the mercy of
C. show mercy on
D. to be merciful to
解析：短语：对某人表示仁慈，怜悯have mercy on/ show mercy to/ be merciful to，任凭摆布at the mercy of，句意：这个乞丐没有钱买食物。然而，没有过路人对他表示怜悯。所以选A。