1.   Lie down, knees bent with your back pressed flat against the ground.

2.   During the downbeat, the knees bend slightly and the hips rise to the surface.

3.   Every knee must bend!

4.   He descended like an able-bodied person, knees bending and weight shifting, except that he moved more tentatively.

5.   His knees bent jauntily as he led my mother around in perfect time to the oom-pah-pah.

6.   His right knee never bent.

7.   That makes the knee bend so it sits just behind your front knee, which also must bend, but not very deeply.

8.   The knees bend slightly as he bends at the waist.

9.   The landing is a classic telemark, with one ski behind the other and the knees bent.

10.   The man in teal sweat pants lay in the water floating on his back, his knees slightly bent, legs extended in front, limp and motionless.