They play football all over the world.
The football is played by them all over the world.
Somebody must look after the children when we are away.
The children must be looked after by somebody when we are away.
They were discussing this problem at the lecture.
This problem was being discussed at the lecture by them.
They speak much about the book.
Much is spoken about the book spoken by them.
They found the envelope on the shelf.
The envelope was found on the self by them.
He bought this book a week ago.
This book was bought a week ago.
I thought that she had already received the letter.
I thought that the letter had already been received by her.
He often writes his letters in haste.
His letters are often written by him in haste.
John broke the window when playing football in the yard.
The window was broken by John when playing football in the yard.
He will post that letter tomorrow.
That letter will be posted tomorrow by him.
They are discussing your report now.
Your report is being discussed now by them.
We shall change our timetable in a week.
Our timetable will be changed in a week by us.
Tom met them yesterday.
They were met by Tom yesterday.
The secretary has just brought this letter.
This letter was just brought by the secretary.
Why haven’t they sent the letter yet?
Why the letter hasn’t been sent by them yet?
They showed her the shortest way to the station.
The shortest way to the station was showed her by them.
We asked the lecturer a few questions about Shakespeare.
A few questions about Shakespeare were asked the lecturer by us.
Tom has just told me an interesting story.
An interesting story has just been told me by Tom.
His friends gave him a good piece of advice.
A good piece of advice was given him by his friends.
He said they had asked him twice about it.
He said that the twice about it had been asked by them.
I sent her brother a telegram.
A telegram to her brother was sent by me.
They’ll explain the rule to him.
The rule will be explained to him by them.
They had to operate on my brother.
My brother was had to operate on by them.
We often see him at the exhibitions.
He is often seen at the exhibitions by us.
They agreed upon the plan.
The plan was agreed upon by them.
I’m giving a party this week.
A party is being given this week by me.
The boys have broken the girl’s doll.
The girl’s doll has been broken by the boys.
They took no notice of his words.
No notice of his words was taken by them.
We can’t hear her voice from here.
Her voice can’t be heard by us from here.
His friends always laugh at him.
He is always laughed by his friends.
By the time the director came she had typed the letters.
The letters had been typed by her by the time the director came.
They worked out the project last week.
The project was worked out by them last week.
They will sponsor the tree planting project.
The tree planting project will be sponsored by them.
Did your brother break the window?
Did the window has been broken by your brother.
We have corrected all the mistakes.
All the mistakes have been corrected by us.
Where do they sell books in foreign languages?
Where are the books in foreign languages sold by them?
He locked the front door of the house.
The front door of the house is locked by him.
Everybody must obey the instructions.
The instructions must be obeyed by everybody.
When did they buy the tickets?
When were the tickets bought by them?
Finally, they persuaded him to agree.
He has finally been agreed by persuading of them.
They will publish his new book soon.
His new book will be published by them soon.
Have they sent the invitations yet?
Have the invitations been sent by them yet?
You must study instruction before using the machine.
Before using the machine, the instruction must be studied by you.
I lost my wallet yesterday.
My wallet was lost yesterday by me.
Have you already sent the telegrams?
Have the telegrams been already sent by you?
You can find this kind of dictionaries in that shop.
This kind of dictionaries can be found by you in that shop.