Question

convertir estas oraciones a negativa e interrogativas en ingles

she has a dog

peter has classes

rose and alice have a new car

you have a house

peter and I have a big horse

he has a phone

they have a new ball

we have to smile

john has to swim

I have a new book

Answer 1

En has negativo seria hasn't Y hace sería havn't

Answer 2

Aqui un ejemplo:
Has he a phone?