第10题: [单项选择]锌及锌合金牺牲阳极的()比较低。 A. 自腐蚀速率 B. 自我封闭性 C. 稳定性 D. 抗干扰性 参考答案:A
第11题: [单项选择]The article is mainly about ______. A. the psychology of money-spending habits B. the purchasing habits of compulsive spenders C. a special psychology of bargain hunting D. the use of the psychology of spending habits in business 参考答案:A