Pray the Angelus in Latin!
The Angel of the Lord declared unto Mary, and she conceived of the Holy Spirit.
Angelus Domini nuntiavit Mariae, et concepit de Spiritu Sancto.
Here is our Memrise course which, with steady practice, will teach you the meaning of the words of the Angelus in Latin. Combine this with our course on the Hail Mary (Ave Maria), and you will be all set!
Here is Biebl’s Ave Maria, beautifully sung in Latin: