Translation of pertinacity in Spanish

The first day in a new place is always a little strange. One has to get used to the new environment. I believe that the more someone tries to adapt the faster he gets used to new spots and new people.
However, if you are able to link to us from another major site (school site, language site, maybe even a good private site), I will be able to convince my colleagues to make an exception and upload your lessons.
By the way, Jeffrey and Brooke got married before the trip and this vacation was their honey moon. On the deck Jeffrey suddenly noticed that he had lost his wedding ring. It was probably in the bag.