Odpowiedź:
A
1. if I, I'll
2. i'll
3. we'll
4. it'll
5. I'll
6. won't
7. they'll, won't
8. buys
B
Tego niestety nie wiem ;/
C
2. If he goes to the concert he'll wear suit
3. If she isn't tried, she'll cook dinner
4. If i'm busy, I'll not visit you
D
1. I'll play computer games
2. I'll tried
3. if i'll have good grades...