购买欲望是指消费者购买商品的()、()和(),它要求企业提供的产品和服务能符合消费主体的要求,能引起客户的购买欲望。
参考答案:动机;愿望;要求
Read the statement and the instructions that follow it, and then make any notes that will help you plan your response. Write your response on a separate sheet of paper. If possible, type your essay on a word processor. Since unhealthy people increase health-care costs for all of society, society should impose greater penalties on those people who voluntarily indulge in unhealthy activities, such as smoking, excessive drinking, or overeating. Discuss the extent to which you agree or disagree with the opinion stated above. Support your views with reasons and/or examples from your own experiences, observations, or reading.
变压器的运行电压超过或低于额定电压值时,对变压器有什么影响?