Составить 10 предложений по английскому со словом ln class

1) There are a lot of flowers in the class.

2) He is in the class now.

3) We study biology in a class.

4) I think that we should to be in the class.

5) I like reading in a class.

6) Students usually have lessons in a class.

7) Teacher can be in the class.

8) Sitting in a class is so boring.

9) There are green walls in the class.

10) Sometimes I do my homework in a class.