Singns point to something you cannot know through your senses .
I hope that's help !
because he had a flat tire,so the answer is a for had and BTW there are two a's in there
-the beauty of athletics is that in truth nothing is impossible, like all those records that were once deemed impossible to
-to become a world class athlete is beyond dedication and practice, other factors like financial status, genetic advantages, environment, country of origin and (other points you might want to add), are all beyond personal control.
Being careless?
maybe because you have way more responsibilities when you get older