题目

Jenny ____ have kept her word. I wonder why she changed her mind.   A. must        B. should          C. need            D. would 答案：B小红的爸爸将5000元钱存入银行活期储蓄，月利率是0.60%，利息税为5%，4个月后，他可得税后利息多少元？可取回本金和利息共有多少元？