题目

A boy was born to a couple after eleven years of marriage. They were a loving couple and loved the boy very much. When the boy was around two years old, one morning the husband saw a medicine bottle open. He was late for work so he asked the wife to cap the bottle and keep it in the cupboard. The mother, preoccupied in the kitchen, totally forgot the matter. The boy saw the bottle and playfully went to the bottle and, fascinated with its color, drank it all. It happened to be a poisonous（有毒的）medicine meant for adults in small dosages（剂量）. When the child fell down, the The manager says he really can't _____ to wait another day, because he is so busy．A．wasteB．affordC．spendD．cost