Voice (Active-Passive)

Imperatives

1) Let + object + be + V3
2) You are ordered/requested/advised + to + main sentence.

(a) Open this box.
Let this box be opened.

(b) Let him do it.
Let it be done by him.

(c) Get out of my sight.
You are ordered to get out of my sight

(d) Don't lose your patience.
You are requested not to lose your patience

Modal + be + V3

1. He can cheat you.
You can be cheated by him
2. You should not scold him.
He should not be scolded by you.
3. Can you solve my problem?
Can my problem be solved by you?
4. Should we not eat vegetables?
Should vegetables not be eaten by us?

Future Indefinite

We shall invite all the relatives on the function.
All the relatives will be invited on the function by us.

They will take tea now.
Tea will be taken now by them.

I shall teach you this lesson.
This lesson will be taught to you by me.

What will he do?
What will be done by hi.?

Which book will you buy?
Which book will be bought by you?

Future Perfect

She will have asked for money.
Money will have been asked for by her.

People will have arranged water.
Water will have been arranged by people.

Past Indefinite

I thought a new idea.
A new idea was thought by me.

Her parents did not discourage her.
She was not discouraged by her parents.

Did you water the plants?
Were the plants watered by you?

Did they not plan anything?
Was anything not planned by them?

Who taught you?
By whom were you taught?

Past Continuous

He was reading a book.
A book was being read by him.

They were not guiding us.
We were not being guided by them.

Was she ignoring you?
Were you being ignored by her?

Were children not troubling you?

In active voice the subject performs the action, while in passive voice the subject receives the action. If a sentence does not have an object it can not be transformed into a passive voice.

Active Voice: Subject + Verb + Object
John plays cricket.
.
Passive Voice: Object + be (helping verb) + Past Participle (3rd form of the verb) + by + Subject
Cricket is played by John.

Present Indefinite

He writes a story.
A story is written by him.

She does not like green vegetables.
Green vegetables are not liked by her.

Do you love him?
Is he loved by you?