我完全不相信他的借口。

I don't ___believe ___a ___word of his excuse.

我完全听不懂那部法语电影。

I couldn't ___understand ___a ___word of the French movie.

太吵了，我完全没听到她说的话。

It was so noisy that I didn't ___hear ___a ___word she said.