第7题: [单项选择]Questions 19 to 21 are based on the conversation you have just heard. A. It is the highest. B. It is the lowest. C. It comes in between the other two jobs. D. No such comparison is made in the conversation. 参考答案:C 答案解析:[听力原文] How is the salary of the Munich job compared with that of the other two jobs
第10题: [单项选择]2,6,16,40,96,( ) A. 224 B. 288 C. 320 D. 256 参考答案:A 答案解析:[解析] 方法一:2×2+2=6,6×2+4=16,16×2+8=40,40×2+16=96,96×2+32=(224)。其中2、4、8、16、(32)为公比为2的等比数列。 方法二:(第二