首shǒu先xiān，我wǒ要yào谢xiè谢xiè你nǐ。

First of all, I want to thank you.

这zhè是shì他tā的de第dì一yī首shǒu歌gē。

This is his first song.

他tā是shì我wǒ们men的de首shǒu长cháng。

He is our chief.

这zhè首shǒu歌gē很hěn好hǎo听tīng。

This song sounds lovely.

他tā写xiě了liǎo一yī首shǒu诗shī。

He wrote a poem.