Question

Preciso de ajuda, muitas duvidas..

B. Bill and Scott aren't my mother's doctors. ( interrogative)
C. Is Monica your new friend? (Negative)
D. Our school is next to thart big library. ( interrogative)

Answer 1

B- Are Bill and Scott my mothers doctors? C- Mônica is not your new friend. D- Is our school next to that big library?

Answer 2

B. Bill and Scott aren't my mother's doctors. 
Interrogative: Aren't Bill and Scott my mother's doctors?

C. Is Monica your new friend?
Negative: Monica isn't your new friend.

 D. Our school is next to that big library. 
Interrogative: Is our school next to that big library?