`1.` The letters was typed in the office by Mary.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`2.` You were helped every day by his father.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`3.` Human life was changed by Science and Tecnology.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`4.` This bottle was broken by Peter.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`5.` English was learned in the room by them.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`6.` My mind was changed by him.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`7.` I am told about it by her.
- Bị động thì HTD
- S+ is/am/are + VpII + (by + O)
`8.` Her telephone number wasn't known by me.
- Bị động thì QKD
- S + was/were (+not) + VpII + (by + O)
`9.` The children home was brought by my students.
- Bị động thì QKD
- S + was/were + VpII + (by + O)
`10.` A present was sent me last week by them.
- Bị động thì QKD
- S + was/were + VpII + (by + O)