由于不同版本的四年级上册英语书可能存在差异，我无法直接提供最后几页的具体内容。建议您直接查看您手中的四年级上册英语书，找到最后几页并阅读。
如果您想分享或讨论最后几页的内容，我会很乐意与您交流。同时，如果您有其他关于英语学习或其他话题的问题，我也非常愿意帮助您解答。
主格和宾格是英语语法中最基本的概念它们在句子中扮演着至关重要的角色。主格通常用来表示主语，而宾格则用来表示宾语。在这篇文章中，我们将讨论主格和宾格的用法，以及它们在句子中的
以下是介绍自己的同学的五句话：
1. My classmate's name is Lily. She is a very friendly and helpful person.
2. Lily is good at English and always helps me with my homework.
3. She also loves reading books and often recommends great ones to me.
4. In addition to her academic strengths, Lily is also very athletic and enjoys playing basketball.
5. Overall, I am grateful to have Lily as my classmate and friend.