第8题: [单项选择]手机用户开始在MSCA发起呼叫,呼叫时间超过20分钟以后,产生了第一张话单,第25分钟时,手机发生切换,切换到MSCB,继续通话到45分钟时,又发生切换到MSCC,继续通话5分钟后结束呼叫。由于长时间通话,共产生了3张话单,关于话单产生在哪个MSC内的说法正确的有() A. 分别产生在MSCA、MSCB、MSCC中 B. 都产生在MSCA中 C. 都产生在MSCB中 D. 都产生在MSCC中 参考答案:B
第33题: [单项选择]Nipponex Electrics Tokyo,Japan 27 August,2008 From the passage we know the quality of the products______. [A] is as high as before [B] is lower [C] is improved [D] is reduced A. Yourstruly, B. Nipponex Electrics 参考答案:A 答案解析:[解析] 事实细节题。从文章的第二段倒数第三句,The quality of our products remains the same-only the finest chemicals are u