Question

negativa - Mary is not (isn't) going to eat a piece
of bread.
-A) I'm going to stay at home.
Neg
B)you are going to buy food
Neg
C) He is going to help you tomorrow.
Neg
D) She is going to study Spanish.​

Answer 1

A) I'm not going to stay at home

B) You are not (aren't) going to buy food

C) He is not (isn't) going to help you tomorrow

D) She is not (isn't) going to study Spanish