I translated your answers (I'm not sure if my translations are right though so sorry!)
1. We came back at six p.m
2. Many students work class Spanish.
3. Rosa and Laura do not wait for Manuel.
4. Your converse with the boys in the dorm.
5. Jaime's father her taught in the laboratory.
6. I look for a book in the library.
7. Rebeca and you need to travel suitcases.
8. (Toman) Professor Reyes take the Spanish course.
I hoped this kinda helped you!
