介绍:
--- How much wood would a woodchuck chuck if a woodchuck could chuck wood?
--- A big black bug bit a big black dog on his big black nose.
--- If you want to buy, buy, if you don't want to buy, bye bye!
--- I scream, you scream, we all scream for ice-cream!
--- How much wood would a woodchuck chuck if a woodchuck could chuck wood?
