请帮我修改一下这篇英文短文

请帮我修改一下这篇英文短文
A bear have a shop.One day,a little rabbit came here.She said:"
Excuse me,is there any carrots to sell?" the bear answered :"no!" .
The next day,the rabbit came again,she said:"Excuse me,Is there any carrots to sell?" the bear answered :"no!"The third day,the rabbit came again.she said:"excuse me,is there any carrots to sell?"The bear is very very angry.He said:NO,if you come again,I will cut your ears with Scissor!"the fourth day,the rabbit came again .she said:" Excuse me ,is there any scissor to sell?"the bear said:" no!",“so great!”the rabbit said:"that I buy carrots”.
有没有什么错误?特别是时态,怎样改会生动一些?请大家给些意见,另外,小白兔吓得捂着耳朵跑了怎么翻译?