【完形填空】Once upon a time there lived numbers,free numbers,l sa

【完形填空】Once upon a time there lived numbers,free numbers,l say free numbers,because
Once upon a time there lived numbers,free numbers,l say free numbers,because there were no books ,no calculators ,no clocks and np rulers .People didn't know a___
about numbers .The numbers lived in the desert where man had never been.But one day the numbers （there were ten of them）decided to go on a little tour.But there was one problem to s___.Who would be the leader?After a little while they decided that number l would be the leader of the g__ .When everything was ready,they set off.But their walk was not so e___ as they expected .There were no interesting places to see .The numbers were very sad about it so they started walking back.
But on their way back the ten numbers saw the wind flying a___the desert .The numbers were happy to meet the wind and they were sure that Mr.Wind would help them .And they were right.The numbers asked the wind if he could c___ them to the most interesting places he had ever seen and the wind agreed .Later we found them in the books ,calculators,clocks,rulers and many other places .
This is h___ poeple started to use numbers ；these are the first numbers that people saw .Do you think nobody knows about a kind Mr.Wind ,the friend of numbers?

anything,solve,group,exciting,across,carry,how