Complete the following sentence with a (compound) word derived from the one given in bracket.
The homeless child was once treated as a（ ）by the owner of a restaurant in the town. (beg)
【正确答案】：BEGGAR
【题目解析】：
无家可归的孩子被城镇的一家餐馆主人当做乞丐，应用名词。有空格前的冠词a可知，空格处应为名词beggar。