1)The instruction manual is being photocopyed by the secretary at this very moment.
2)Once the TV aerial has been adjusted,you will have a clearer picture on your screen.
3)Your new satellite dish will be delivered tomorrow afternoon.
4)The machine cover should only be opened when the warning light has gone off.
5)The printer has been serviced last month.
6)Computers are used in most classrooms all over the country nowadays.
7)Research on the battery -operated car will be completed by the end of the month.
8.The programmer has been invited to give a talk at the college but he refused.
Sper ca te-am ajutat. Succes !