钢琴调音师提醒我这段旋律中的A音需要升半音。

The piano tuner reminded me to play an ___A-sharp in this melody.

这首曲子以升A大调创作，听起来明亮欢快。

This song is composed in ___A-sharp major, making it sound bright and cheerful.

他的批评如此尖锐，让在场所有人都沉默了。

His ___A-sharp criticism left everyone in the room speechless.