Lumen Learning
Lumen: Grammar: Adjectives and Adverbs
This lesson focuses on adjectives and adverbs including their functions, differences, and common mistakes. It provides six videos to aid understanding, several short practice activities, and a self-check.
Khan Academy
Khan Academy: Intensifiers and Adverbs of Degree
Identify and use adverbs of degree. Many of them don't end in '-ly'!