Réponse :
2)1. I won't tell you tomorrow
2.she won't phone them next week
3.you won't manage to do it alone
3)1.i have never heard of him before
2.she has been ill for years
3.we haven't decided yet
4.they haven't lived here since 1968
5.we haven't been married for 25 years now
6.i have already done 5 exercises
7.i have already visited this country twice
Explications :