Question

1. adjective or adverb? the cat with the long fur is my favorite one. a) adjective b) adverb 20. adjective or adverb? bob always arrives late for work. a) adjective b) adverb 21. adjective or adverb? thunder rumbled across the sky. a) adjective b) adverb 22. adjective or adverb? the stamp on that envelope is extremely rare. a) adjective b) adverb

Explanation:

1. "with the long fur" describes the cat, so it functions as an adjective.
2. "late" modifies the verb "arrives", so it is an adverb.
3. "across the sky" modifies the verb "rumbled", so it is an adverb.
4. "extremely" modifies the adjective "rare", so it is an adverb.

Answer:

1. a) Adjective
2. b) Adverb
3. b) Adverb
4. b) Adverb