Put the verb into the correct first conditional form:
1. If I (go) out tonight, I (go) to thecinema.
2. If you (get) back late, I (be) angry.
3. If we (not / see) each other tomorrow, we (see) each other next week.
4. If he (come), I (be) surprised.
5. If we (wait) here, we (be) late.
6. If we (go) on holiday this summer, we (go) to Spain.
7. If the weather (not / improve), we (not / have) a picnic.
8. If I (not / go) to bed early, I (be) tired tomorrow.
9. If we (eat) all this cake, we (feel) sick.
10. If you (not / want) to go out, I (cook) dinner at home.
11. I (come) early if you (want).
12. They (go) to the party if they (be) invited.
13. She (stay) in London if she (get) a job.
14. He (not / get) a better job if he (not / pass) that exam.
15. I (buy) a new dress if I (have) enough money.
16. She (cook) dinner if you (go) to the supermarket.
17. They (go) on holiday if they (have) time.
18. We (be) late if we (not / hurry).
19. She (take) a taxi if it (rain).
20. I (not / go) if you (not / come) with me.