1 If I could build my dream house, it (would be) an ideal dwelling.
2 I would build an enviromental friendly house if I (had) enough money.
3 If the friends (help), he will paint the garage gates.
4 If you had listened to me, your mortgage (would have been paid) back a year ago.
5 Sue has a green thumb. If you ask her, she (will decorate) your balcony with flowers.
6 If I (were) a millionare, I would build a masion in mock Tudor style.
7 If we (do not pay) regularly, our landlord will raise the rent.
8 I wish I (knew/had known) more about architecture. (I failed the test.)
9 My piano would have been delivered in time if the lift (had not been) out of order.
10 If only I (had) a house of my own!