Sure, here are 8 sentences that a first grader might write:
1、I like to play with my friends at recess.
2、My cat is fluffy and likes to sleep in the sun.
3、We learned about shapes in math class today.
4、I enjoy drawing pictures of animals and trees.
5、The flowers in the garden are colorful and smell nice.
6、I can count to one hundred all by myself.
7、My favorite book has a dragon and a princess in it.
8、I like to run and jump in the playground.