学生们用掌声表达了对老师辛勤工作的感激之情。

The students showed their ___appreciation for the teacher's hard work with applause.

这次旅行让我对当地文化的复杂性有了更深的认识。

The trip gave me a better ___appreciation of the complexities of the local culture.

这些艺术品在过去十年里价值大幅上涨。

These artworks have seen significant ___appreciation in value over the past decade.