Health problems are closely connected with bad eating habits and a _______ of exercise.

— Mary told me she would meet me at yesterday’s  party. But she didn’t turn up. — It is a pity that she broke her ________ .

The police managed to gain       through an upstairs window.

You must get there within an hour. There should be no ______ in sending this information to him.

Bear in _____ that tomorrow is our dear mother’s birthday．