11.The women were looked at with a red hat
12,The victims have been provided with food and clothing
13,English is spoken in almost every corner of the world
14,This machine mustn't be used after 5:30 p.m
15,Luckily for me,my name wasn't called
16,After class ,the chalk board is always erased
17,The wall must be cleaned before it is painted by you
18,The new pupil was told where to sit
19,they were known to have told him of the meeting
20.I haven't ever treated with such kindness

11/The cake with a sharp knife is being cut by Mary.
12/The victims with food and clothes have been provided.
13/English is spoken in most. ....
14/This machine mustn't be used after 5:30pm
15/Lucky for me, my name was called
16/After class, the chall board is always erased by one of.......
17/The wall must be cleaned before .. .....
18/The new people was told where to it

21,his story isn't believed
22.The dam may be broken by a sudden increase in water pressure
23.Books must be taken good care of borrowed from the library
24.I am known told about it
25,he can never be found at home for he is always on the move
26,Milk is used for making butter and cheese
27,Human life has completely been changed
28,My cole is used to be visited by John at weekends
29,the river bank is covered by weeds
30,The room was filled by smoke