What is the mode of discourse? Clarify it with an example.
【正确答案】：(P179 )The mode of discourse refers to what part the language is playing in a particular situation. For example,in what way the language is organized to convey the meaning, and what channel is used--written or spoken or a combination of the two.
【评分标准】全题共5分,共含3个要点。第一个要点2分,第二个要点1分,第三个要点2分。如答案不完整,酌情扣分。如表述有语法、拼写、标点等问题，也酌情扣分,但全题在这方面的扣分不得超过1分
