pour l'exercice 1 :

a. have / won't let
b. will arrive
c. arrive / will start
d. receive / will join
e. will be / will take
f. feel / will teach
g. will start / open
Exercice 2 :
a. When I'll be 18, I'll travel around the world
b. We will leave when he will arrive
c. We will start as soon as you will be ready
d. If don't stop the music, we will call the police