Translation of mercader

Since it had no wind and no turbulences at all we landed right on time. I had an entire afternoon until my connection to Havana and decided to spend it in the duty free shops, or in the restaurants.
However, the option of creating new lessons with multiple answers is now widely used by our users (teachers and students). However, we believe rather in context and single answers ant not multiple options.
Sorry for bothering you with so many questions. You are going to be my first online language course. The more I trust you and your website, the more I will use it and recommend it...No problem...