1.   Henin is resilient by nature, tough by circumstance.

2.   On offense you can be tough by taking hit after hit after hit.

3.   A fan who Rusedski has come across before was also making life tough by heckling the Canadian-born player.

4.   Crossing Antarctica alone, with no help from machines, dogs or outside supplies, is tough by any measure.

5.   Guys come out of college prepared to play, tournament tough by the time they get out here.

6.   The sentences, tough by Japanese standards, will be served in a Yokosuka prison, just south of Tokyo.

7.   The sentences, tough by Japanese standards, will be served in Yokosuka prison, just south of Tokyo.