1. If you aren't going to live in the house why you (not sell) it? If I (have) a house I couldn't use, I (sell)
it at once.
2. We'll have to break the ice on the pond; otherwise the
ducks (not be able) to swim. And if they (not be able)
to swim, they (not be able) to get food. ( use can/could
forms where possible)
3. When he left school he became a fisherman. His
family didn't like it at all. They (be) much happier if
he (become) a greengrocer like his father.
4. So many parcels and no baskets! If I (know) that you
were going to buy so much I (bring) a basket.
5. I can hear the speaker all right but I wish I could
see him too. If he (stand) on a barrel we all (see) him
and that (be) much better.