第31题: [单项选择]What will international groups do in 15 years’ time A. Renew their contracts with Telekom. B. Claim back their initial investment. C. Hand back the lines to Telekom. 参考答案:C 答案解析:[精析] 本题题意:在15年后,国际集团会做什么 根据听力文中“Each group agreed to install a target number of lines and operate th