напишите предложения используя to be going to
My brother (to change) his haircut
Nancy and David (to visit) their aunt and uncle
I (to help) my mother with housework
We (to fly) to Paris
Ann (to stay) at home tonight

Это to be going to ?

А разве нет? Форма меняется в соответсвии с числом, глагол остается

my brother is going to change his haircutnancy and david are going to visit their aunti am going to help my mother we are going to fly to parisann is going to stay at home