1) "onto" should be accepted alongside "on"
2) "Who is" - there's nothing in the English sentence that's explicitly plural, so it should be conjugated in the singular.
8 months on and "onto" is still not accepted, this must be the most frustrating of all Duolingo's courses.
"Who boards those planes?" was not accepted. It's a perfectly common way to express this idea.
This course is neglected. Nobody cares for the feedback we submit with our reports and suggestions for correct answers.
Rats. I decided to try, "who is boarding those planes?" It wasn't accepted
But if there was a question about the ubiquitous flying kindergarten teachers - there would be no trouble with the translation.
This felszáll sometimes mean either "to get in" or "to get on"; the Russian (or should i say Hungarian) roulette doesn't give signs of stopping
The issue isn't in the Hungarian, but English. Somethings you get in to - taxis, cars - and some on to - trains, trams.