1. When autumn (come) comes , the leaves (fall) will fall from the trees.
2. He works flexible hours; if there is not much to do, he (come) will come.
3. If you finish (finish) your homework, you can go out.
4. If David gets (get) a good grade from his English presentation, I will take him to the movie theater.
5. If there is (be) traffic, we will use the subway.
6. I will go to New York next week if I find (find) a cheap ticket.
7. If you don't accept the offer, you will regret (regret) it later.
8. If Helen apologizes to me, I will forgive (forgive) her.
9. If Deren buys (buy) a car, he will drive us to school.
10. We want to see the White House if we visit (visit) Washington.
11. If you don't study regularly, you will fail (fail) in your exams.
12. If David arrives (arrive) on time, I will be very surprised.
13. If we don't protect the tigers, they will extinct (extinct) soon.
14. You can see better if you turn on (turn on) the light .
15. If you don't take a cab now, I am afraid we will be (be) late for the
16. If Andre gets (get) a decent job offer, he will settle down here.
17. If my mother puts aside (put aside) enough money, she will buy a new dress for herself.
18. The teacher will be (be) very angry if Lucas doesn't hand in his assignment today.
19. Robin will do (do) the shopping if I cook dinner.
20. If we don't put on our jackets, we will catch (catch) cold.
21. If Robin has (have) time on the weekend, he will come to see.
22. If you study (study) harder, you can pass the exam.
23. Unless you (apologise) apologise, I’ll never talk to you again.
24. If you (pick) pick me up from work today, I (buy) will buy you a drink.
25. If you (boil) boil soup, it (spoil) will spoil the flavour.