22. If you(arrive)....ten minutes earlier, you got a seat.
23. But for his quickness, I (be).....kill.
24. If you (not like )..........this one, I will bring you another.
25. Tell him to ring me up if you (see)........him.
26. Should you (require)..... ...anything else, please (ring)......the bell for the attendant.
27. Unless I have a quiet room, I (not, be)....to do any work.
28. He might get fat if he (stop)..........smoking
29. If I were sent to prison, you (visit).......me?
30. If I (have)....... ...a typewriter I (type)... it myself, but I don'thave any.
31. What would you do if the lift (get).........stuck between two floors?
32. But for the fog we (reach)............ ......our destination ages ago.
33. If you had left that wasp alone it (not, sting)......you.
34. She had a headache, otherwise she (come)..with us.
35. If he were in, he (answer)...the phone.
36. I (take)... ....your umbrella if I (know).....that it was the only one you had.
37. I'll probably get lost unless he (come)..........with me.
38. Unless they leave a lamp insde that hole in the road, somebody (fall).... into it.
39. The flightt may be cancelled if the fog (get)......thick.
40. If anyone attacked me, my dog (jump)..........at his throat.