阅读策略：赏析文学作品的叙事视角 — 英语填空题
题目
阅读短文：I waited by the station door, holding the letter. Mara glanced at it, then turned away. I could see her hands trembling, but I could not know what she was thinking. The train arrived, and I stepped back into the rain. 根据叙述者使用的叙述人称及其所能掌握的信息，本文采用 ___ 叙事视角。