Strunk Jr's writing tips for students and beginning writers. It's no frills because it relies on a teacher to add context verbally. Take it, bend it, shape it any way you want.
18. The old man , alone with his thoughts, continued to walk his dog.
19. The dog , hungry and tired, followed along behind.
20. The dog , hungry and tired, followed along behind.
21. The old man jumped when he saw the stick , thinking it was a snake.
22. The old man jumped when he saw the stick , thinking it was a snake.
23. The students, who found the material difficult, met after school . The students who found the material difficult met after school. Refering to all the students Only certain students
24. My sister, Mary, is visiting. My sister Mary is visiting. I have one sister I have two sisters
25.
26. The computer that is broken is in the shop. The computer, which is broken, is in the shop. I have several computers I have one computer