明天是你妹妹的生日，今天你和爸爸妈妈一起去商场给她选礼物。根据以下提示，写一篇60词左右的英语短文。提示：1）爸爸选的是一张CD,因为妹妹喜欢音乐。2）妈妈选的是一个玩具熊，因为妹妹最喜欢的动物是熊3）你选的是一本书，因为妹妹爱学习。答案：Tomorrow is my sister's birthday. My mother, father and I go to the shop to buy presents for her. My father chooses a CD because my sister likes music very much. My mother chooses a toy bear because my sister loves bears best. My sister is a good students and she loves studying, so I choose a book for her. I think she will be happy when she gets our presents.