💡 Detailed Explanation
Translation: Today's work was tough/hard.
- たいへん (taihen) in this context describes a tough or demanding situation, which leads to being 'very tired' (とてもつかれました / totemo tsukaremashita).
- Other choices:
- すこし楽しかった (was a bit fun).
- はやく終わった (finished early).
- ありませんでした (there was no work).