Answer:
1. She (or he)
2. We
3. It
4. They
5. We
6. He (or she)
7. They
8. They
9. She
10. They
11. She
12. He
13.They
14. They
15. We
16. They
17. She
18. It
Step-by-step explanation:
Personal pronouns are I, you, he, she, it, we, they, me, him, her, us, and them. Replace the subject, (in italicized text) with these pronouns to find which is grammatically correct, usually whichever "sounds" the best. Hopefully this helps