A person who spends a long time going through college or university tends to speak with language features which derive from one’s constant use of the ______ language.

单项选择题Different functional speech varieties known as ______ are expected in, say, a church sermon, a diplomatic encounter, a family dinner, or a sports broadcast.

单项选择题In normal situations, ______ speakers tend to use more prestigious forms than their ______ counterparts with the same social background.