第二部分 阅读理解（共两节，满分40分）
第一节（共15小题；每小题2分，满分30分）
阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
A
A lady and her husband stepped off the train in Boston. They walked without an appointment into the outer office of Harvard’s president. But they were stopped by his secretary and kept waiting. For hours, the secretary took no notice of them, hoping that the couple would finally become disappointed and go away. But they didn’t. The secretary finally decided to disturb the president, though unwillingly.
A few minutes later, the president walked towards the couple with a cold face. The lady told
