单项选择题
The main difference between personal and nonpersonal settings is in（）
A．the manner of language use. B．the topic and content of speech. C．the interactions between speaker and audience. D．the relationship between speaker and audience.
单项选择题 The parallel between waltzing and language use lies in（）
单项选择题 In the talk the speaker thinks that language use is a(n)（）process.
单项选择题 Which book is a collection of papers（）
