1) If the....(get) proper medical care, he...(survive)
2. If the drought .....(continue), plants and animals ....(perish)
3.If I .... (To study), I....(to pass) exams
4.If the sun....(to shine), we.......(to walk) into town.
5.If he........(to have) a temperature, he............(to see) the doctor.
6.If she..........(to earn) a lot of money, she....(to fly) to New York.
7. If my friends...(to come), I.....(tobe) very happy.
8. If we.....(to travel) to London, we.......(to visit) the museums.
9. If you.....(to wear) sandals in the mountains, you........(to slip) on the rocks.
10. If Rita......(to forget) her homework, the teacher....(to give) her a low mark.
11. If they....(to go) to the disco, they........(to listen) to loud music.
12. If you....(to wait) a minute, I....(to ask) my parents.
13.If you (send)....this letter now, she (receive)....it tomorrow.