第12题: [单项选择]If the merchandise does not arrive ______ Friday, please inform the customer service representative about the delay. A. at B. by C. with D. in 参考答案:B 答案解析:[语法] 表示动作完成的时间点的介词by(在……之前) [错误答案] 像on Friday(在星期五)一样,星期前面要加介词on,所以at和in都是错误答案。
第13题: [单项选择]The definition of a proverb is best compared to ______. A. proverbian citizenship B. residence permits C. comparable approximation D. oral circulation 参考答案:B 答案解析:[分析] 细节判断题。有关信息见文章第二段第二句Rather than legislate necessary or sufficient conditions for Proverbian citi