Fill in: to, on, for, from, about.

1) Tim was absent from class yesterday, as he had the stomach flu. 2) Don’t worry about your new job. With the skills you have, I’m sure you’ll do very well. 3) Dan has so many personal problems that it’s difficult for him to concentrate on his studies right now. 4) The bully at school is being mean to a number of students. I’m going to report it immediately. 5) Bob always blames other people for his mistakes. Maybe he should take responsibility for his own actions more often.