Answer Key Conditional.

a) If I knew his phone number, I would phone him.
b) If you didn't go to bed late, you wouldn't be tired.
c) If the weather was better, we would go to the beach.
d) If I were you, I would talk to the teacher.
e) If she had known it, she wouldn't have gone.
f) If they had closed the house, the thieves wouldn't have gone into it.
g) If I had talked to him, he would have understood it.