1.   He hurt his knee playing football.

2.   It hurts my knees to run.

3.   Lizzie fell down and hurt her knee.

4.   He fell down and hurt his knee.

5.   I fell down and hurt my knee.

6.   Thank goodness Timmy, who had hurt his knee at hockey practice, was her last patient scheduled at the walk-in clinic today.

7.   An example of the former was when one of the girls fell, and hurt her knee.

8.   And on the last play, Young hurt his knee, ending what had to be one of the most frustrating games of his career.

9.   And the Gators played without central defender Keisha Bell, who hurt her knee in practice Friday.

10.   Another started up a steep driveway, stalled, tipped over and hurt his knee.