Chuyển sang câu bị động.
1. This is the first time I have written to my girlfriend about this.
2. He has finished that experiment.
3. No one has opened that box for the past hundred years.
4. Students had studied American cultures before they went to American.
5. Nobody has ever seen the other side of the room.
6. They have driven air pirates away.
7. Mary's mother has bought me a dictionary.
8. Someone had invited you to lunch.
9. We haven't moved anything since they sent you away to cure you.
10. They have invited the doctor to dinner-party.
11. The teacher has told all the details of the case.
12. They haven't seen their younger son for three weeks.
13. Have you fed the chickens yet?
14. One has used that door for 20 years.
Chuyển sang câu bị động.
1. This is the first time I have written to my girlfriend about this.
-> This is the first time my girlfriend has been written about this.
2. He has finished that experiment.
-> That experiment has been finished.
3. No one has opened that box for the past hundred years.
-> That box hasn't been opened for the past hundred years.
4. Students had studied American cultures before they went to American cultures had been studied by students before they went to.
5. Nobody has ever seen the other side of the room.
-> The other side of the room hasn't been ever seen.
6. They have driven air pirates away.
-> Air pirates have been driven.
7. Mary's mother has bought me a dictionary.
-> I have been bought a dictionary by Mary's mother.
8. Someone had invited you to lunch.
-> You had been invited to lunch.
9. We haven't moved anything since they sent you away to cure you.
-> Nothing have been moved since they sent you away to cure you.
10. They have invited the doctor to dinner-party.
-> The doctor has been invited to dinner-party.
11. The teacher has told all the details of the case.
-> All the details of the case have been told by the teacher.
12. They haven't seen their younger son for three weeks.
-> Their younger son hasn't been seen for three weeks.
13. Have you fed the chickens yet?
-> Have the chickens been fed yet?
14. One has used that door for 20 years.
-> That door has been used by one for 20 years.
Chuyển sang câu bị động.
1. This is the first time I have written to my girlfriend about this.
My girlfriend hasn't been written about this before.
2. He has finished that experiment.
That experiment has been finished.
3. No one has opened that box for the past hundred years.
That box hasn’t been opened for the past hundred years.
4. Students had studied American cultures before they went to American.
American cultures had been studied by students before they went to American.
5. Nobody has ever seen the other side of the room.
The other side of the room hasn't been ever seen.
6. They have driven air pirates away.
Air pirates have been driven.
7. Mary's mother has bought me a dictionary.
I have been bought a dictionary by Mary's mother.
8. Someone had invited you to lunch.
You had been invited to lunch
9. We haven't moved anything since they sent you away to cure you.
Nothing have been moved since they sent you away to cure you
10. They have invited the doctor to dinner-party.
The doctor has been invited to dinner-party
11. The teacher has told all the details of the case.
All the details of the case have been told by the teacher
12. They haven't seen their younger son for three weeks.
Their younger son hassn't been seen for three weeks
13. Have you fed the chickens yet?
Have the chickens been fed yet?
14. One has used that door for 20 years.
That door has been used by one for 20 years
