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conversation – n. an informal talk involving two people or a small group of people
gerund – n. an English noun formed from a verb by adding -ing
imply – v. to express something without saying or showing it plainly
negative – n. a word or statement that means "no" or that expresses a denial or refusal
formal – adj. suitable for serious or official speech and writing
prefer – v. to like something better than something else
contraction – n. the act or process of making something smaller or of becoming smaller
decline – v. to say no to something in a polite way
polite – adj. having or showing good manners or respect for other people
practice – v. to do something again and again in order to become better at it
