Question

1. He has to work in an office.
2. They have to study a lot.
3. I have to work on weekends.

en negativo​

Answer 1

Respuesta:he hasn't to work in a office

They haven't to study a lot

I haven't ti work on weekends

Explicación:

Answer 2

Respuesta:

He hasn't to word in an office

They haven't to estudy a lot

I haven't to word on weekends

Solo cambea has/have en forma negativa agregando (n't) o agrega not (have not/has not) es lo mismo.