第12题: [单项选择]2,8,32,128,( ) A. 256 B. 169 C. 512 D. 626 参考答案:C 答案解析:[解析] 等比数列,公比为4,故选C。
第13题: [单项选择]Passage Two
Questions 30 to 32 are based on the passage you have just heard. A. A short presentation clearly delivered. B. A package of ideas formally presented. C. A clever use of visual aids in presentation. D. A natural and spontaneous style of speech. 参考答案:D 答案解析: The speech delivery style of Europeans and Asians tends to be very formal. Speakers of these cultur