8, the man acted as if he found my offer outrageous,
outrageous: 感到出乎意料的,令人不能容忍的
eventually ==at last
9, Shrugging my shoulders, I began to walk away when, a moment later, he ran after me and thrust the pen into my hands.
shrugging----现在分词作伴随状况状语
readily ==willingly 心甘情愿地
be pleased with= be satisfied with 对……感到满意