“The maintenance people didn’t remove the chairs from the ballroom”. “Don’t worry. They _____ them before the dance begins.”

was discovered

has been discovered

was discover

they discovered

has been eaten

has eating

is being eating

has been eating

has sent

was send

was sent

sent

The room every day is cleaned

The room is every day cleaned

The room is cleaned every day

The room is cleaned by somebody every day

All flights because of fog were cancelled

All flights were cancelled because of fog

All flights were because of fog cancelled

All flights were cancelled by them because of fog

This road is not used very often

Not very often this road is not used

This road very often is not used

This road not very often is used

We found that the game had been cancelled

The game had been cancelled

We found that the game had cancelled by them

The game were found to be cancelled

Complaints should be sent to people at head office

Their complaints to the head office should be sent

Their complaints should send to the head office by people

Complaints should be sent to the head office by people

The meeting has to be postponed because of illness

The meeting had to because of illness be postponed

The meeting had to be postponed by them because of illness

The meeting because of illness had to be postponed

The football match shouldn’t have been played in such bad weather

The football match shouldn’t have played by them in such bad weather

The football match shouldn’t be played in such bad weather

The football match shouldn’t have played in such bad weather