Under the DSM-5, there are eight types of substance use disorders that doctors can diagnose. Caffeine is also listed as a substance-related disorder under DSM-5, however, it is not designated as a substance use disorder.2. Alcohol.
adverbs answer the questions-how ,why,when and where.ie,adverb of manner,adverb of purpose and reason,adverb of time and adverb of place.
An adverb is a word that describes - or modifies, as grammarians put it - a verb, an adjective or another adverb. 1  A verb is an action word (jump, run, swim, ski, fish, talk) 2  An adjective is a descriptive word that describes a noun (pretty, happy, silly, sunny) 3  A noun is a person, place or thing (girl, dog, mom)