VOA慢速英语:Adverb and Adjective Choices in Conversation

conversation – n. an informal talk involving two people or a small group of people

formal – adj. suitable for serious or official speech and writing

casual – adj. not formal

modify – v. grammar: to limit or describe the meaning of (a word or group of words)

manner – n. the way that something is done or happens

academic – adj. of or relating to schools and education

slang – n. words that are not considered part of the standard vocabulary of a language and that are used very informally in speech especially by a particular group of people

impolite – adj. not polite

pattern – n. the regular and repeated way in which something happens or is done

memorize – v. to learn (something) so well that you are able to remember it perfectly

flexibility – n. able to change or to do different things