Before people had toothbrushes ___ toothpaste, they used pieces ___ wood to clean their ___. Archaeologists found these pieces ___ wood in ancient Egyptian (5)___ from the year 3000 ___. Some people still use ___ to clean their teeth. ___ man from Louisiana, USA, ___ wood all his life (10)___ his teeth are in ___ condition. People in China ___ the first toothbrush in ___ 1498. They made it ___ pigs’ hair and bamboo. (15)___ Europe, people started making ___ from horse hair, but ___ didn’t like them because ___ were too soft. Many ___ also used pieces of (20)___ to clean between their ___ or didn’t brush their ___ at all! In the ___s, Du Pont chemists in ___ USA invented the first (25)___ plastic toothbrushes. They were ___ and they cleaned the ___ well, but they were ___ hard so in 1950 ___ Pont invented a softer (30)___. Now there are many different types of toothbrushes; electric toothbrushes, toothbrushes that change shape and toothbrushes that also clean your tongue. One even changes colour when it is time to throw it out! What will people think of next?
___
Have fun....and take care!
Have fun....and take care!
