After the volcano erupted, the entire town was covered in ash and dust.

He is an Arab and very kind.

His words steadily resonated in my heart.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

This compound has a tetrahedral molecular geometry.

I'm sorry, but I don't speak Japanese.

I'm a Muslim, so I fast during Ramadan.

I'm Jewish.

She used to be a prostitute, but now she has started a new life.

Will you marry me?