题目

选词填空 rule none again note one big direct another set give through call One day, a student asked his teacher,“What is greed?” The teacher didn't answer his question 【1】, but asked the student to walk 【2】 the chocolate factory next to their school and pick out the 【3】 chocolate bar(条;块) he could find. But there was a 【4】: As he passed through the factory, he could not turn back.The student went to the chocolate factory. As he walked, he saw a large chocolate bar. He liked it, but thought he might be able to find an even bigger one if he kept going. He kept walkin The little boy ________ stop playing computer games ________ his father came back． [　　] A． won't; until B． didn't; until C． doesn't; after D． doesn't; when