distractors: standing sitting talking
sentence: A man and his wife arrived in Boston by train.After getting off the train, they walked without an  appointment  into the outer office of Harvard's president.So they were stopped by his secretary and kept  [MASK]  .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  .