1. Did they make an important decision?
-> Was
2. Someone repaired the machine yesterday
-> The machine
3. When did they build the mosque?
-> When
4. People speak hundreds of language in India
-> Hundreds
5. They feed the animals twice a day
-> The animals
6. They should send the report to us immediately
-> The report
7. The teacher corrects our exercises every day
-> Our exercises
1. Did they make an important decision?
-> Was an important decision made?
2. Someone repaired the machine yesterday
-> The machine was repaired yesterday
3. When did they build the mosque?
-> When was the mosque build?
4. People speak hundreds of language in India
-> Hundreds of language is spoken in India
5. They feed the animals twice a day
-> The animals are fed twice a day.
6. They should send the report to us immediately
-> The report should be sent to us immediately
7. The teacher corrects our exercises every day
-> Our exercises are corrected every day