history: I have been in vacation in Mexico for one week now. I am buying gifts for my family before coming back. I have been in vacation in Mexico for one week now. I am buying gifts for my family before coming back.
current: Wow, lucky you.  I hope you are enjoying your time there.  They will be appreciative of the gifts.
next: I hope they will appreciate the gifts. I bought already for my brother a t-shirt of the Mexico national soccer team and a sombrero.