How to hold a racket?

When playing tennis we have to be aware that there are several grips which come in play when hitting particular shot.

1. Eastern Forehand Grip (3)
2. Semi-Western Forehand Grip (4)
3. Western Forehand Grip (5)
4. Continental Grip (2)
5. Eastern Backhand Grip (1)
6. Two-Handed Backhand Grip (2/7)

It might seem like a difficult task at the beginning but eventually its like riding a bike, it comes natural without even thinking.