31.1 Conditional Types
- Second
- Second
- First
- Zero
- Third
- First
- First
- Zero
- Second
- Third
- Second
31.2 Commas Added
- If you keep practicing, you will win the championship.
- They could play baseball if it stopped raining.
- We would have packed warmer clothes if we'd known it was so cold here.
- If David finishes his homework, he can play with his toys.
- If I had more money, I'd go on vacation to Rome.
31.3 Correct Sentences
Correct: 1, 3, 4, 6, 8, 9, 10
Incorrect: 2, 5, 7