问题描述：
用英语介绍老鼠
介绍袋鼠可以用：
kangaroos can jump 9 metres.
baby kangaroos can see when they're 9 weeks old.
等等.
介绍袋鼠可以用：
kangaroos can jump 9 metres.
baby kangaroos can see when they're 9 weeks old.
等等.
问题解答：
我来补答展开全文阅读