小学阅读Linda ,Jane and Lucy are good friends, But they are not

小学阅读
Linda ,Jane and Lucy are good friends, But they are not in the same class, They have many soft toys. Sometimes they like to exchange(交换)some of them for fun. Jack is a new pupil in Lucy’s class, He hasn’t got any soft toys. But he has got a computer. So some students like to talk with him about computers. Peter has got a football and his friend Ben has got a basketball. Sometimes they
play together.
5、Why do the girls like to exchange soft toys?