Verb conjugation of "acheter" in French

Luckily it didn't happen to me, my kids really grew up with us all the time. And besides, they are not allowed do that, because they are monitored endlessly. If they don't attend class they could find themselves on the next train going home.
Vocabulix includes a vocabulary builder for many languages, Spanish and German are just the ones that have the predefined sections. Generally speaking you can invent your own set of expressions and drill them on the speed train.
What do you think of the current situation? Like you, I am writing letters, emails and other messages. Tomorrow I will leave, then I will go to my friend in Spain, where we are planing a beach vacation.