how are you? how will you do?
<span> 1.<span>There is a new house
1.<span>My mother has a nice car
2.<span>Next month I will buy a large house</span></span></span></span>
1. these windows should be cleaned before tomorrow
2. some flowers was given to boss by workers
3. the thieves were followed into a building by police
4. car can't be fixed by the mechanic
5. we've been told the news by the neighbor
6. the walls were painted by students last year
7. the pigeons are fed by the old woman every day
8. John will be picked up at this office by them
9. the visitors were showed the new house by her
10. litter shouldn't be thrown on the ground by you
Так как это действие продолжительное и до сих пор не закончено,то скорее всего употребляется P.Continuous,значит получается так
They working in the garden from 8 o'clock