单选题 The writer implies that______. [A] we should try to make use of our friends [B] those who have got help from their friends must be thankful [C] those who have helped their friends should not expect to get anything in return

【正确答案】 C

【答案解析】[考点] 推理题 [解析] 从文中第2段可知作者暗示那些已经帮助过朋友的人不应该期望得到任何东西作为回报。