My new secretary was very quick; she________ a lot of work in one morning.

The black bag isn’t_______. It’s________.

Russia’s president fires several senior military officers for failing to stop a naval base ____ by wildfires that have killed 48.

They all say Avatar is a good movie which is worth _____ second time.

Are you going anywhere— I _________ about visiting my sister, but I have changed my mind.