11.   Straightening the legs, then leaning back and pulling with the arms forces the blades through the water, propelling the boat.

12.   Twitching to life, the second dog shakes its head and straightens its legs.

13.   Two hours later discovered I could no longer straighten my legs or move my head and that two fingers on my left hand were stuck together.

14.   We had the bunk beds unfolded so we could straighten our legs.

15.   You propel the scull by planting the two oars in the water, then straightening your legs to drive the seat back.

16.   But when she awoke the next day she was unable to straighten her leg.