Tomorrow is Lisa's birthday .MaryLiyliy and I want to buy a gifts for Lisa.We don't want Linsa to know about this.So Lisa asks Linsa to go to park.We are now in a shopping mall .But we have only 50yuan.We don't know buying gifts for Lisa.(我们不知道应该买什么礼物给Linsa。)
In the end we are have to buy a pencil boxa pena pencil and a eraser.