Réponse :

Explications :

Selon le contexte de la phrase il faut que tu mettes au bon temps genre au prétérit,au présent...

Réponse :

1: had

2: rang

3: thought

4: got

5:put

6:broke

7: was still ringing

8: ran

9:hit

10: hurt

11:wanted

12: was still ringing

13: thought

14:sat

15: didn't see

16:fell

17:got up

18:hurt

19: was still ringing

20: answered

21: said

VOILA ;)