Ejercicio - voz activa a pasiva (presente perfecto 2).

Completa los espacios con la pasiva en presente perfecto. No añadir la preposición by + agente.

Ejemplo:
The authorities stopped construction of the new motorway

Respuesta
Construction of the new motorway has been stopped .

1) My father swept and cleaned the whole house.

The whole house .

2) I haven't turned the clock back yet.

The clock back yet.

3) Many people have suggested that we should clean our rivers.

It that we should clean our rivers.

4) Somebody has borrowed that book from the library.

That book from the library.

5) Doctors have not found the cause for the illness.

The cause for the illness .

6) The chef hasn't cooked this properly.

This properly.

7) Have you taken the dog for a walk?

Has the dog for a walk?

8) Has your mother painted the dining-room yet?

Has the dining-room yet?

9) Nobody has ever done that.

That .

10) Nobody has really seen the Loch Ness Monster.

The Loch Ness Monster .

*Respuestas incorrectas en rojo. Tienes dos intentos.

(o actualizar página)

Respuestas:

1) has been swept and cleaned

2) hasn't been turned / has not been turned

3) has been suggested

4) has been borrowed

5) hasn't been found / has not been found

6) hasn't been cooked / has not been cooked

7) been taken

8) been painted

9) has never been done

10) has never been really seen / has never really been seen