5.Those letters must be finished by 5 o'clock
6.They will deliver the letter next week
7.People don't use this road very often
8.He was had attacked and robbed in the street
9.People is going to paint the room next week
10.The meeting was had to postpone by them because of my illness
11.The end of month will have ploughed the rice - fields
12.Hand used to start these engines
13.Did your teacher teach you how to apply this theory?
*Cấu trúc câu bị động:
Thì QKĐ : S + was/were + PII..