=>
1. A new house was bought three years ago.
-> bị động QKĐ was/were V3/ed
2. The dog has been found.
-> bị động HTHT have/has been V3/ed
3. Two deparment stores have been built this year.
-> bị động HTHT have/has been V3/ed
4. A cake has just been made by Ms. Nga.
-> bị động HTHT have/has been V3/ed
5. Newspapers can be bought every where.
-> bị động can be V3/ed
6. A new bridge is going to be built in the area.
-> bị động is/am/are going to be V3/ed
7. This cake must be divided into three equal parts by her parents.
-> bị động must be V3/ed
8. I am being taught how to learn English well by Mr John.
-> bị động HTTD is/am/are being V3/ed
9. Coffee is being made by her.
-> bị động HTTD is/am/are being V3/ed
10. His bike was being mended at that time.
-> bị động QKTD was/were being V3/ed
11. Soccer was being played by our children when it began to rain.
-> bị động QKTD was/were being V3/ed