他痛苦地回忆起那些再也回不去的快乐时光。

He ___poignantly recalled the happy days that would never return.

电影结尾处，老人独自坐在公园长椅上的场景令人心酸地展现了孤独。

The scene where the old man sits alone on the park bench at the end of the movie ___poignantly portrays loneliness.