11.   The game of squash is played by hitting a ball that bounces off a wall.

12.   The hitter had to hang in there until he hit the ball or struck out.

13.   Try keeping your arm straight when you hit the ball.

14.   You have to try to hit the ball over the net.

15.   You need to hit the ball hard.

16.   Find the exact grip that allows you to hit the ball hard.

17.   The opposing team were so convulsed with laughter that they almost forgot to hit the ball.

18.   Before you swing, visualize yourself hitting the ball.

19.   He hit the ball hard.