1. If it rains, we'll stay indoors.
2. If you study hard, you'll excel in your exams.
3. If I had known, I would have come earlier.
4. If she calls, tell her I'll call her back.
5. If the traffic is light, we'll reach there in time.
6. If you don't water the plants, they will wither.
7. If he asks for help, lend him a hand.
8. If the power goes out, use the flashlight.
9. If you eat too much, you might feel sick.
10. If they invite us, we'll attend the party.
