The hardworking blacksmith John used to work all day in his shop and so hardworking was he that at times he would make the sparks fly from his hammer.
The son of old Mr.Smith，a rich neighbor，__1__ come to see the blacksmith every day and for hours and hours he would enjoy himself watching how the tradesman worked.
“Young man，why don’t you try your __2__ at making shoe tacks，even if it is only to __3__ the time？”said the blacksmith.“Who knows，one day，it may be of use to you.”
