11. He can't park near his office; that's why he doesn't come by car. => If he____ 12. My house is guarded by two big dogs. That's the only reason it isn't broken into every night. => If my house____ 13. The flats are not clearly numbered, so it is yery difficult to find anyone. => If the flats____ 14. I don't know her e-mail address, so I can’t tell you. => If I_____ 15. She works in the evening. She has no time to play with her children => If she_____ 16. I don't want them to be upset, so I've decided not to tell them what happened. => They____ 17. I am not tall enough to join the basketball team. => If I______ 18. He doesn't see the signal so he doesn't stop his car => If he_____ 19. Peter gets bad marks because he doesn't prepare his lessons well => If Peter_____ 20. Mary doesn't have enough money. She can't buy a new car. => If Mary_____ 21. Go right now or you’ll be late for the train. => If you_____ 22. He doesn't apply for the job because he doesn't have enough qualifications. => If he_____ 23. Hurry up, or we will be late for the exam. => If we_____ 24. They do not understand you because you do not often talk to them. => If you____ 25. Because you speak English unnaturally, they do not understand you => If you____