It's the most simple, unassuming, innocent-looking verb: 'to be'. Yet it is jam-packed with more different meanings, forms, and uses than any other English word. As he reveals be's multiple incarnations, David Crystal takes us to the heart of our flexible and changing language, with the help of wond...

It's the most simple, unassuming, innocent-looking verb: 'to be'. Yet it is jam-packed with more different meanings, forms, and uses than any other English word. As he reveals be's multiple incarnations, David Crystal takes us to the heart of our flexible and changing language, with the help of wonderfully entertaining examples and cartoons.