他心情不好，所以最好避开他。

He ___is ___in ___a ___mood, so it's best to avoid him.

当我心情不好时，我喜欢听音乐。

When I ___am ___in ___a ___mood, I like to listen to music.

她昨天心情不好，非常不友好。

She ___was ___in ___a ___mood yesterday and was very unfriendly.