12. I (not come) to London till the bus strike (be) over.
13. He (ring) us up when he (arrive) in England?
14. He (wash up) before he (go) to bed.
15. I (arrive) at 10 am unless there (be) traffic.
16. He (be) here before you (go).
17. I (pay) you when I (get) my cheque.
18. I (go on) doing it until he (tell) me to stop.
19. When I (have) enough money, I (buy) that house.
20. When the Queen (arrive), the audience (stand up).
21. You can’t go on vacation unless you (save) some money.
22. We can’t make any decision till he (arrive) here.
23. When winter (begin), the swallows will fly away to a warmer country.
24. Don’t count on a salary increase before you actually (get) it.
25. We (have) to stay on this desert island till we (repair) our boat.
26. When the fog (lift), we (be able) see where we are.
27. The refrigerator (go on) making that noise till we (have) it repaired.
28. As soon as the holidays (begin), this beach (become) very crowded.
29. The car (not move) till you (take) the brake off.
30. The alarm bell (go on) ringing till you press this button.
31. The band (start) playing as soon as everyone (arrive).
32. I (eat) dinner after I (finish) my homework
33. Call me as soon as you (get) in.
34. When he (return), I (give) him the key.
35. Stay here till the lights (turn) green.
Put the verbs in brackets into the correct tense (present or future).