Use the correct form of the verb "ser" in the following sentences.
Plz hurry I have to babysit soon.
Thx

Answer:
9.son
10.son, son
11.es, son
12. es, es
13.es, es
14. son, es
15. eres, son
16.somos
17. es
18. Es
19. son
20. son
Explanation: