Type the adverb clause from the sentence below. You look as though you could use a study break.

as though you could use a study break

Explanation:

An adverb clause is a group of words that functions as an adverb in a sentence.

The sentence talks about how some one looks. The way that person looks modifies the verb "look".

Answer: "as though you could use a study break"

as though

Explanation:

An adverb clause also begins with a subordinating conjunction, such as "after," "if," "because" and "although." If you see a group of words in a sentence that acts like an adverb but does not have both a subject and a verb, it's an adverb phrase.