This adverb pretest has 25 items with a bonus . The posttest is formatted identically to the pretest, but with different items for 25 possible and a bonus item. I have included a poster that defines adverbs as well.
The answer key for both tests is included.
Adjective Pretest, Posttest and Teaching Poster
Adjective Roots/Comparative/Superlative Test
I Can Use Comparative and Superlative Adjectives