For diagramming practice, here are some sentences that feature participles, gerunds, and infinitives. Enjoy the practice.

1. Throwing a football is not automatic. [solution]
2. To learn to throw, one has to practice. [solution]
3. Growing up in the sixties, I was primarily a swimmer. [solution]
4. I took lessons in swimming and joined a swim team. [solution]
5. At the time St. Albans had no pool to use for indoor sports . [solution]
6. Its major sport was playing tackle football. [solution]
7. To succeed at STA, one needed to succeed at football. [solution]
8. After singing evensong with the choir, I arrived home late. [solution]
9. Using a discarded piece of chalk, I drew a target on the wall below our porch. [solution]
10. Until dark I would run across the back yard and throw on the run at the target on the wall. [solution]
11. Throwing at the wall without hitting the porch screens helped me improve my passing. [solution]