I don't understand your question.
Are you supposed to say whether it's a common noun or a proper noun? Either way, you need to make your best attempt first. Then someone will take a look at your answers.
1. desk
2. ocean
3. love
4. cat
5. herd
6. compassion
7. reputation
8. eyes
9. staff
10. day
11. Roosevelt Building
12. Mr. Timken
13. life
14. porch
15. United States
I don't understand your question.
Are you supposed to say whether it's a common noun or a proper noun? Either way, you need to make your best attempt first. Then someone will take a look at your answers.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.
[QUOTE=smith2830;604490]
Or do you mean concrete and abstract nouns?