Answers:
- She acted swiftly to find a solution.
- They walked bravely through the woods.
- Gordon spoke rudely to Chief Crazy Horse.
- What you see may unfortunately be a mirage.
An adverb is a word that modifies a verb, adjective, clause or another adverb. They provide more information on these words, such as manner, time, place, frequency, degree, etc. Adverbs often have the termination "-ly." However, they can also look exactly like adjectives (such as fast).
