1. If I get home too late tonight, I won’t eat.
2. If they earn enough money, they will go to France for their holiday this summer.
3. If John could run 100 metres in 10 seconds, he would be an athlete.
4. If Simon catches a fish today, we will eat it.
5. If you went to the moon, you would be 400,000 km from the Earth.
6. She would buy a Porsche if she won the lottery.
7. If you boil water, it turns to gas.
8. If it rained in the Sahara desert, everyone would be very surprised.
9. If you had bought tickets, we could have gone to the match yesterday.
10. If you jumped off a tall building without a parachute, it would hurt.
11. If it rains tonight, we can go to the cinema.
12. She would pass her exam if she studied more!
13. If your dog spoke, you could sell it to the circus.
14. If you had studied harder last summer, you would have finished your first year by now.
15. If you put pizza in the oven for 3 hours, it burns.
16. If we play football on Saturday afternoon, I will be tired on Sunday.
17. If I had lived in the Middle Ages, I could have been a princess.
18. You will become fat if you eat too much.
19. If a UFO landed in the city centre tomorrow, there would be a big panic.
20. I won’t give you the parcel, unless you pay for it.