单项选择题
The author says he is not strong-minded enough to ignore the telephone because （）
A．he hates idle talk B．it always comes at an inopportune time C．it might carry some important message D．he doesn't want to be impolite to any one on the telephone
单项选择题 25（）
单项选择题 22（）
单项选择题 The author uses the examples of a tycoon and a taxi-driver to show that （）
