8句,要有苏洋的书包重5千克,苏海的书包重3千克,乱谈可以,用英语写,谢谢了!
參考答案:Su Yang is a boy.And his bag is 5 kilograms.While Su Hai is a girl.Her bag is only 3 kilograms.Su Yang's bag is 2 kms heavier than Su Hai's.They are close and friendly with each other.They study in the same school.That's all.