单项选择题What is the main purpose of the passage
单项选择题According to the classification of consumer motives, ___________ should belong to the category of emotional motives.
单项选择题Clearly, the author of this passage is ___________ the distinction between rational and emotional motives.
单项选择题The main purpose of the passage is to _________________.
单项选择题According to the passage, competence in writing is _______________.