Fill in each gap with a suitable preposition

 Fill in each gap with a suitable preposition.

1. Zoology is more closely related........biology than it is to botany.

2. Are you interested..........working with them?

3. Mr. Anderson is responsible...........hiring and firing employees.

4. Fred is capable...........doing better work than he's doing at the present.

5. Tom was proud...........his good marks on the English exam.

6. After next week, I'll be free...........all my worries.

7. That fashion magazine is full...........advertising for women's clothes.

8. The clothes like these aren't very suitable...........that kind of job.

9. My friend and I were very happy...........the result of the election.