[单项选择]Questions 23 to 25 are based on the passage you have just heard.What’s the chief duty of every government A. To protect persons and property. B. To collect taxes. C. To teach and train citizens. D. To save natural resources for future use.
参考答案:A 答案解析:[听力原文]23-25 We use all sorts of services without thinking how we get them. But such services
A. finished B. fled C. flunked D. dropped 参考答案:C 答案解析:[解析] 动词辨析题。[A] finish“完成”和[B] flee“逃跑，逃离”与句意不符；[C] flunk“考试不及格，失败”是个及物动词；[D] drop“落下，下降”，不能用examinat
第17题: [单项选择] Passage One Questions 26 to 29 are based on the passage you have just heard. A. Apple. B. Energy Star. C. Sony. D. Microsoft. 参考答案:B 答案解析:[听力原文] Q: Which of the following companies take the initiatives for environmental protection
第18题: [单项选择]证券由卖方向买方转移和对应的资金由买方向卖方转移的过程属于( )。 A. 清算 B. 交收 C. 成交 D. 结算 参考答案:B 答案解析:[解析] 证券结算两个方面分别是清算与交收：前者包括资金清算和证券清算，指在证券交易成交后，需要对买方在资金方面的应付额和在证券方面的应收种类和数量进行计算，同时也要对卖方在资金方面的应收额和在证券方
