Some/any/no compounds
... knocked the door.
Someone knocked the door.
sibling born at the same time
twin
From active to passive: They have cleaned the classroom.
The classroom has been cleaned.
From active to passive:
The team might win the match.
The match might be won by the team.
We should invite her to the meeting.
She should be invited to the meeting (by us).
Is there ... at home?
anybody
stop trying to do something
give up
The manager has finished the report.
the report has been finished
From active to passive:
Your sister can solve this problem.
This problem can be solved by your sister.
From passive to active:
The instructions will be followed by the students.
anywhere
the opposite of 'permanent'
temporary
From passive to active:
A beautiful song has been composed by the artist.
From passive to active:
A party could be organized by one of my best friend.
One of my best friend can organise a party.
From active to passive:
They could discover a cure for the disease.
A cure for the disease could be discovered (by them).
There is ... in the fridge.
nothing, something
lines dividing one country from another
border
The bridge has been built by the workers.
the workers have built the bridge
From passive to active:
The results should be announced by the company tomorrow.
The company should announce the results tomorrow.
From passive to active:
I might be called by the teacher for an answer.
The teacher might call me for an answer.
I have ... to go tonight.
nowhere
feeling alone
lonely
From passive to active:
A new law has been passed by the government.
The government has passed a new law.
From passive to active:
This book can be borrowed by anyone.
Anyone can borrow this book.
From passive to active:
I must be told the truth.
Someone must tell me the truth.