Respuesta:
5. I am visiting Linda tonight.
6. She is not eating now.
7. Lucy is not working in a bookshop this summer.
8. They are watching a film.
9. We are buying a new car.
10. David is having a party tomorrow.
11. I am getting a bike.
Explicación:
El Presente Continuo Afirmativo. Se construye de la siguiente manera:
Sujeto + Am/ Is / Are + Verbo con Ing + Complemento.
El Presente Continuo Negativo. Se construye de la siguiente manera:
Sujeto + Am/Is/Are + Not + Verbo con Ing + Complemento.