Translation of equivocal in Spanish

There are very cheap language courses at the stores in Germany, but they aren't all good. At our school we have private clases. 60 min costs 20 Eur and 45 min 15 Eur. If you are interested, I can book it for you.
The jet lag could be felt. We entered the floating village. People were actually living in boat houses and most of them seemed very poor. Their main income source was fishing and tourism.
Many thanks for your letter. I am delighted to tell you that I have passed my exams and am looking forward to the next year. Meanwhile I am planning a trip to Costa Rica and some places around there.