第19题: [单项选择]Why were people in the early 19th century unhappy when they received letters [A] Because they had to buy stamps. [B] Because they had to pay postage. [C] Because the letters always brought them bad news. 参考答案:B 答案解析:[考点] 细节题
[解析] 第二段第二句、第三句说明当时人们因为要付邮资而不高兴收信。