1) if jack gets good marks in maths, he will study engineering at university.
2) we might go for a walk later if the weather improves.
3) if travel to england this year, will you come and visit me?
4) if you go to the concert, you jmust take me.
5) if you dont study, you will fail on your exams.
6) you must take the jacket, if you dont want to get ill.
7) if you go to south-east asia, take malaria tablets.
8) if it rains tomowrrow what will you do?
9) if he is busy, i will come tomowrrow.
10) if i have time, i will come to your home.
11) if it is to much hot i will go to the beach.
12) if he call you, you can call her later.
13) if you dont hurry, we will miss the train.
14) if you drink too much you will get drunk.
15) if you tell me the truth, i will trust you.