In some countries citizens are ______ to vote, and if they don’t they get fined.

A smile ________ the mother's face when the son walked onto the platform to receive the prize.

It was a long time before the police________what he was really doing.

Diets are most effective when _____ with exercise.

We have made up our minds that we’ll go to Wales for our summer vacation, but we still have not ___________________ when we’re going.