1.If I pass the exam ,I will enter the university.
2.If he gets the letter,he will come at once.
3.If we have a holiday,we will go to France.
4.If I see her,I will tell her about you.
5.My parents will buy a new bicycle for me if I ask them.
6.What will you do if you fail the exam?
7.Who will help you if you are in a difficulty?
8.If my mum likes the kitten,she will let me have it.
9.I will take the umbrella if it rains.
10.She will learn to drive immediatly if she has a car.
11.Will you forgive them if you know the reason?
12.If it is cold,I will put my coat on.
13.If the plane arrives on time,I will come to hotel at 10.
14.If you are out,I will leave you a message on the answer home.
15.We will watch the programme if you recommend.
16.If he has enough money,he will go skiing.
17.If there is nothing in the fridge,we will eat out.
18.If it is a nice day tomorrow,we will go sailing.
19.I will let you know if we decide to visit you in London.
20.If she stays at home, she will cook a nice dinner for us.