Over time, this acidic groundwater eventually eats away at the rock, leaving an underground chamber , or cave. which of these statements about the sentence is true? -one adverb. -two adjective phrases. - one adjective and one adverb phrase.- two adverb phrases

Match the description to the term. 1. textbooks conference usage 2. elements surround a word which clarify the meaning casual usage 3. the way in which english is used context 4. family and friends frozen usage 5. friends at a football game formal usage 6. teachers and employers intimate usage 7. making an appointment usage