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.
Adverbs are words that tell us more about verbs....they add information to the verb. (A verb is a 'doing' word or a 'being' word, e.g. 'walk', 'feel') Using adverbs makes your sentences more interesting. Any verb you use can have an adverb added.