_{In prehistoric age, there was no word and no records. But mankind made lots of beauties and lots of knwledge.}

 _{First, in 3beauties, there are Comb-patterned pottery , pit house and dolnen.}

 _{Comb- ptterned pttery is a pottery with a comb-pattern and. It was made in Neolithic age. Thier bottom is pointed to stand up right on the sand.}

 _{Pit house is a first house that mankind had made. Also it was made in Neolithic age. Pit house was build on the pit.}

 _{Dolmen was a tomd for high person. It was made in Bronze age.}

 _{Second, in 3knowledge from prehistoric age, there are,}

_{In stondage human lived in cave or pit house and they hunted or farmed.}

_{In bronze age, they lived in straw house and ued bronze. But brone was not used for farming and,}

_{At last in Iron age, three conturys was build.}

 _{With 3beauties and 3knowledge, we can learn about prehistoric age well.}

 _{Thank you for listening.}