试题出自试卷《00838《语言与文化》真题及参考答案（2018.10）》

Sentence (1) is of formal style. Formal style is for audiences too large tor effective interchange with the speaker, as lectures by college professors, or scholarly talks at academic conferences. Such speech is normally planned, although generally with less precision and elaborateness than in the frozen variety.

Sentence (2) is of consultative style. Consultative style is for conducting most business matters, but not aiming close friends. Such conversations lend to be more or less spontaneous. The words and sentence structures are generally those that come to mind without much deliberation.

Sentence (3) is of casual style. Casual style is for conversations between close friends, colleagues or classmates about topics that are not serious. Casual conversations are spontaneous. Most of the features of oral language can be found in casual conversations.

评分参考：

每小题10分。答案全面，要点无遗漏，语言正确，9-10分;

答案基本正确，遗漏个别要点，有少量语言错误，6-8分;

答案遗漏较多要点，有较严重语言错误，3-5分;

答案要点不清，与问题联系不密切，语言不连贯，且有严重错误，1-2分;

答案与问题无联系或无答案，0分。