Many years ago,there lived a rich man who wanted to help the people of his town.But first he wanted to find out whether they deserved(应得到)his help.So he placed a very large stone in th
In ancient times, dogs were mainly ______helping people hunt( 打猎) .Now they are more useful-they can help the blinds, search for the bad eggs.A.bad forB.used toC.used forD.good at