Write sentences. Use the affirmative or negative present perfect.

1) if i wasn't late for the bus, i would come in time to work.2) if mike solved a problem, he would be happy.3) if we listened to the teacher attentively, we would make a task correctly.4) if they had money, they would buy the car.5) if mary took care of the health, she wouldn't fall ill.6) if i studied diligent, i wouldn't receive "2" at examination.7) if he called nick, he would learn homework.8) if it made homework, she wouldn't receive "2".9) if ania had a car, it wouldn't go on foot.10) if we got up earlier, we would be in time on the train.

11) if max got up early, he wouldn't be late in school.12) if the country house didn't eat a lot of sweet, it would be not not hurt by teeth.13) if they didn't waste time in vain, they would make a lot of things? 14) if i helped mother, she would allow me to go to cinema with friends.