Question

Oi galera! Poderiam me ajudar?
1-Change into the negative and interrogative forms
A) mary and Paul are friends
N-
I-
b-He builds a houe
N-
I-
c-The students study a bot
N-
I-

Answer 1

A: N- Mary and Paul aren't friends. I- Are Mary and Paul friends? B) N-He doesn't build a house. I - Do he build a house? C) N- The students don't study a lot. I- Do the students study a lot?