题目

He went carefully through his homework_______ make mistakes.A. as a result B. in order thatC. in order not to D. in order to not 答案：【答案】C【解析】试题分析：句意：他小心地做他的作业，为了不出错。. in order not to do表示为了不做某事。故选C。明明买故事书花了5.77元，买图画本花了2.6元，他一共花了（______）元。