FCE Transformations Modal Verbs (Passive, Deduction, Ability...)

They must clean the classroom every day. (MUST)
The classroom ..................................................... every day.

People should not use this door after 6 pm. (TO)
This door ......................................................................... after 6pm.

Maybe dinosaurs died out because of a meteorite crash. (BECOME)

Dinosaurs .......................................................... because of a meteorite crash.

You can't park your car here. (CANNOT)

Your car ............................................................. here.

We should finish the project by Friday. (OUGHT)

The project ....................................................................... by Friday.

You never enter competitions so you'll never win anything. (MIGHT)

If you entered competions ............................................................ something.

They might cancel the meeting because of bad weather. (DUE)

The meeting might .................................................................... bad weather.

You need to submit the report by tomorrow. (SHOULD)

The report ................................................................ tomorrow.

She has to return the book to the library. (MUST)

The book .......................................................... to the library by her.

We weren't able to find the missing keys anywhere. (COULD)

The missing keys .............................................................................. anywhere.