Stone is all around us. Stone is usually very hard, ( but )it can also be soft. Stones have many uses.
石头存在于我们的周围.它们通常都很硬,但它也可以是软的.石头有非常多的用处.
Stone is all around us. Stone is usually very hard, ( but )it can also be soft. Stones have many uses.
石头存在于我们的周围.它们通常都很硬,但它也可以是软的.石头有非常多的用处.