Try reading tge following sentences as fast as you can."She sells seashells by the seashore.The shells she sells are surely seashells. So if she shells on the seashore,I'm sure she sells seashore shells." Not very easy,was it? What you've just read is called a tongue twister. It is an example made up of sounds that are hard to pronounce in order to help people. prinounce words fastet and more accurately. Try the next example. "Peter Piper picked a peck of pickled peppers.Did Peter Piper pick a peck of pickled peppers? If Peter Piper picked a peck of pickled pepper,where's the peck of pickled pepper Peter Piper picked?" Tongue twisters usually do not have much meaning. They are just designed to challenge people's ability to pronounce words. Although they may seem very annoying,these exercises are very important to people who are trying to speak Enhlish accurately. This is because tongue twisters help people to tell the differences between similar sounds. They also help people to pronouce words more smoothly. So if you wish to improve your pronunciation skills try pivking out some tongue twisters and practicing them.