1.If he (leave) now, he won’t miss the train.
2.If I were you, I (do) this work.
3.The plane (not take off) unless it stops snowing.
4.If this girl studies more, she (pass) her exams.
5.If I (see) my friend, I’ll tell him about the party.
6.If I had gone with them, I (have) a great time.
7.If Tom had got up early, he (not be) late for school.
8.If they had some money, they (buy) a new car.
9.If Bridget is here by 6 o’clock, we (go) to the cinema.
10.If I (be) you, I would my HW every day.
11.If polluted water (be) not filtered, it can be dangerous for the health.