Exercise 3

Fill in the correct form of the verbs in brackets.
  1. Most people know that oil floats on water. If you  oil on water, it . (POUR / FLOAT)
  2. If I  how it worked, I'd explain it to you. (UNDERSTAND)
  3. We might soon be making a profit if all  according to plan. (GO)
  4. If I  enough pumpkins, I would bake a pumpkin pie this evening. (HAVE)
  5. If I  a bird, I  to live my whole life in a cage. (BE / NOT WANT)
  6. You'd be surprised if I  you how much this cost. (TELL)
  7. If John had been honest, he  the money in time. (RETURN)
  8. If they  married, they'll probably move to London. (GET)
  9. I would have fixed your bike if I  a wrench of the proper size. (HAVE)
  10. If she were to win the next two matches, she  number one in the world. (BE)