VOA慢速英语:The Word "That" in Everyday American English

demonstrative – n. a word (such as “this,” “that,” “these,” or “those”) that tells who or what is being spoken about

conversation – n. a talk involving two people or a small group of people; a discussion

phrase – n. a group of two or more words that express a single idea but do not usually form a complete sentence

clause – n. grammar a part of a sentence that has its own subject and verb

tyranny – n. an oppressive power

pronoun – n. a word that is used instead of a noun

stamp – n. a small piece of paper placed on something to show that a payment has been made

mallard – n. a common duck

comedy – adj. something that is meant to make people laugh

practice – v. to perform repeatedly; to train