passive voice:

1.the cake was eaten by them 2.he was killed by a car 3.a new bike will be bought by grant 4.the t.v set is mended by the repairman 5.these books are used by my brother

active voice:

1. all had a good time 2.turner painted this landscape 3.the romans used to rule England 4.they will help her 5.elsa is doing the washing-up

I think it's the correct way to put sentences in passive or active voice and I really hope I helped you

Bonjour,

Voix active :

sujet + verbe + COD

Voix passive:

sujet + BE ( conjugué au temps de la voix active ) + complément d'agent

→ Le COD de la voix active devient sujet de la voix passive

→ Le sujet de la voix active devient complément d'agent de la voix passive

→ Changements de pronoms

Réponse :

mettez a la voix passive

1.they ate the whole cake ( prétérit )

The whole cake was eaten  by them.

2.a car killed him  ( prétérit )  // ( Une voiture l'a tué )

He was killed by a car. // ( Il a été tué par une voiture )

3.grant will buy a new bike . ( futur "will + BV )

A new bike will be bought by Grant.

4.the repairman is mending the t.v set . ( présent Be + BV-ing )

The TV set is being mended by the repairman.

5.my brother uses these books. ( présent simple )

These books are used by my brother.

mettez a la voix active

1.a good time was had by all.

All had a good time.

2.this landscape was painted by turner  

Turner painted this landscape.

3. England used to be ruled by the Normans

The Normans used to rule England.

4.she will be helped by them

They will help her.

5.the washing-up is being done by Elsa ​

Elsa is doing the washing-up.