1They did not build this factory two years ago
->
2the grees are going to paint this house for christmas day
->
3ann must finish the report tonight
->
4the studied have discussed the pollution problems since last week
->
5some are stole mu one hour ago
->
6 How many languages do they speak in canada?
->
7 are you going to repair thosr shoes?
->
8 Have you made a mistake?
->
1. They did not build this factory two ago.
-> This factory wasn't built two years ago.
2. The Greens are going to paint this house for Christmas Day.
-> This house is going to be painted for Christmas Day by the Greens.
3. Ann must finish the report tonight.
-> The report must be finished by Ann tonight.
4. The students have discussed the pollution problems since last week.
-> The pollution problems have been discussed since last week by the students.
5. Someone stole my car one hour ago.
-> My car was stolen one hour ago.
6. How many languages do they speak in Canada?
-> How many languages are spoken in Canada?
7. Are you going to repair those shoes?
-> Are those shoes going to be repaired?
8. Have you made a mistake?
-> Has a mistake been made?