应用文写作语言运用的要求是什么？
参考答案：
准确清晰、简洁明了、平实自然、得体妥帖、生动具体
The paper studies some ______ cases in which something somehow wrong leads to
the miscommunication, so that English teachers may improve their teaching. [ ]
A. distant
B. typical
C. exotic
D. misleading
吹脱捕集气相色谱法测定水样中的丙烯腈和丙烯醛时，常用（）法定量。
