`+` QKĐ: S + was/ were + PP + (by O)

`+` HTĐ: S + am/ is/ are + PP + (by O)

`+` HTTD: S + am/ is/ are + being + PP + (by O)

`+` HTHT: S + have/ has + been + PP+ (by O)

`+` TLĐ: S + will be + PP + (by O)

`+` TLG: S + is/ am/ are + going to + be + PP + (by O)

`+` S + modal verb + be + PP + (by O)

`1.` Oil-lamps were used years ago

`2.` He will be meet in the restaurant by the boss tomorrow

`3.` The fowls are fed by the old woman twice a day

`4.` Are the windows often cleaned by him?

`5.` Trees aren't grown in her garden by her

______________________________

`1.` When he retires, he will be given some money by the company

`2.` It was taken back to the zoo 

`3.` Fruits are picked everyday

`4.` Is the housework done by the girl?

`5.` The cattle isn't driven out to the field in the winter