Choose the correct options

1. When you are house hunting, the best approach is to hire an estate
   [representative|official|agent].
2. This apartment has been up
   [to|for|at]sale for about a year now.
3. They
   [offered|suggested|brought]me a good price for my house, so I sold it.
4. When my grandmother died, her house was put up for
   [market|auction|bargain].
5. The Smiths took out a £500,000
   [credit|deposit|mortgage] to buy the house.
6. The Browns sold their flat for only £10,000, so the buyer got a wonderful
   [cost|price|bargain].
7. If you own a house, you need an
   [insurance|assurance|security]policy against accidents or thefts.