Ответ:

1. A team of researchers designed this new technology.

2. Smart houses will transform the way we live our lives.

3. We've run out of milk can you buy some more?

4. Kairat hasn't got a lot of money left in his bank account.

5. People use printers to print documents.

6. Rita went to the supermarket to buy some groceries.

7. Contact the police in case someone tries to get into the house.