A. 1 B: If you look in the fridge you `ll find..
2. A: What would you do if you have...
B: Probably, I`ll join a gym.
3. B: If you don`t stay out late you won`t be so tired.
4. A: You won`t understand unless you listen carefully.
5. B: If he doesn`t come soon we`ll miss the train.
6. If I were you I would see a dentist.
B. 1. unless; 2. leave; 3. If I see Kim 4. if 5. had 6. will melt 7. wouldn`t have been 8. will cut 9. were 10. had closed
Маленькое примечание к 3 предложению: там, возможно, опечатка, т.к. может быть или вариант, указанный мной в упражнении, или же такой: If I should see ...I would tell