I. Turn into the passive voice.
- Active voice : Do / Does / Did + \(S_1\) + V + \(O_2\) + adv (place) + adv (time) ?
- Passive voice : Is / Am / Are / Was / Were + \(S_2\) + \(V_{pp}\) + adv (place ) + [ by + \(O_1\) ] + adv (time) ?
1. Did they usually lock the safe carefully last year ?
-->.............................................................................?
2. Do the police question everybody in the house ?
-->.............................................................................?
3. Does a machine do this much more easily ?
-->.............................................................................?
4. Did they introduce you to the students last week ?
-->.............................................................................?
5. Mr.Pike left those documents on the desk.
-->.............................................................................
6. They didn't send the letters to the leaders.
-->.............................................................................
7. Did they build a new university two years ago ?
-->.............................................................................?
8. Does Mary pick the fruit very early in the morning ?
-->.............................................................................?
9. Miss Hoa doesn't water the trees and flowers every evening.
-->.............................................................................?
10. Do people make plans at school every summer ?
-->.............................................................................?
I. Turn into the passive voice.
- Active voice : Do / Does / Did + S1S1 + V + O2O2 + adv (place) + adv (time) ?
- Passive voice : Is / Am / Are / Was / Were + S2S2 + VppVpp + adv (place ) + [ by + O1O1 ] + adv (time) ?
1. Did they usually lock the safe carefully last year ?
-->......................................Was the safe usually locked carefully last year.......................................?
2. Do the police question everybody in the house ?
-->........................................Is everybody in the house questioned by the police.....................................?
3. Does a machine do this much more easily ?
-->.........................................Is this done much more easily by a machine....................................?
4. Did they introduce you to the students last week ?
-->........................................Were you introduced to the students last week.....................................?
5. Mr.Pike left those documents on the desk.
-->......................................Those documents were left on the desk by Mr. Pike.......................................
6. They didn't send the letters to the leaders.
-->.......................................The letters weren't sent to the leaders......................................
7. Did they build a new university two years ago ?
-->.....................................Was a new university built two years ago........................................?
8. Does Mary pick the fruit very early in the morning ?
-->......................................Is the fruit picked very early in the morning by Mary.......................................?
9. Miss Hoa doesn't water the trees and flowers every evening.
-->......................................The trees and flowers aren't watered every evening by Miss Hoa.......................................
10. Do people make plans at school every summer ?
-->.........................................Are plans made at school every summer....................................?
I. Turn into the passive voice.
- Active voice : Do / Does / Did + S1S1 + V + O2O2 + adv (place) + adv (time) ?
- Passive voice : Is / Am / Are / Was / Were + S2S2 + VppVpp + adv (place ) + [ by + O1O1 ] + adv (time) ?
1. Did they usually lock the safe carefully last year ?
-->........................WAS THE SAFE USUALLY LOCKED CAREFULLY LAST YEAR ?.....................................................?
2. Do the police question everybody in the house ?
-->.....................................WAS EVERYBODY IN THE HOUSE QUESTIONED BY THE POLICE ........................................?
3. Does a machine do this much more easily ?
-->.......................IS THIS DONE MUCH MORE EASILY BY A MACHINE......................................................?
4. Did they introduce you to the students last week ?
-->................WERE YOU INTRODUCED TO THE STUDENTS LAST WEEK.............................................................?
5. Mr.Pike left those documents on the desk.
-->...........................THOSE DOCUMENTS WERE LEFT ON THE DESK BY MR. PIKE ..................................................
6. They didn't send the letters to the leaders.
-->..........................THE LETTERS WEREN'T SENT TO THE LEADERS...................................................
7. Did they build a new university two years ago ?
-->.......................WAS A NEW UNIVERSITY BUILT TWO YEARS AGO ?......................................................?
8. Does Mary pick the fruit very early in the morning ?
-->...................IS THE FRUIT PICKED EVERY MORNING BY MARY ..........................................................?
9. Miss Hoa doesn't water the trees and flowers every evening.
-->........................THE TREES AND FLOWERS AREN'T WATERED BY MISS HOA EVERY EVENING.....................................................?
10. Do people make plans at school every summer ?
-->.......................ARE PLANS MADE AT CHOOL EVERY SUMMER ......................................................?