Review Section 1.4 in the Handbook of Grammar, Mechanics, and Usage and then complete the following 15 items. In items 1-5, indicate the appropriate form of the adjective that appears in parentheses.

1. Of the two products, this one has the __________ (great) potential.

2. The __________ (perfect) solution is d.

3. Here is the __________ (interesting) of all the ideas I have heard so far.

4. Our service is __________ (good) than theirs.

5. The __________ (hard) part of my job is firing people. In items 6-10, insert hyphens where required.

6. A highly placed source revealed Dotson's last ditch efforts to cover up the mistake.

7. Please send an extra large dust cover for my photocopier.

8. A top secret document was taken from the president's office last night.

9. A 30 year old person should know better.

10. If I write a large scale report, I want to know that it will be read by upper level management.

In items 11-15, insert required commas, where needed, between adjectives.

11. The two companies are engaged in an all-out no-holdsbarred struggle for dominance.

12. A tiny metal shaving is responsible for the problem.

13. She came to the office with a bruised swollen knee.

14. A chipped cracked sheet of glass is useless to us.

15. You'll receive our usual cheerful prompt service.