Mechanical Monday: Adverb Clauses

Argh, this is when I don’t get grammar, it gets me…so adverbs are words that end in “ly,” like “shortly, quickly, etc.” HOWEVER, adverb time clauses are dependent clauses (read: they don’t make sense on their own, they need another part of the sentence) which have little to no “ly” words from what I can see":

When I grow up (that’s the dependent adverb clause because it doesn’t stand on its own…“when you grow up…what?”), I will be be a teacher.

It also works in the opposite: “I will be a...