The course seems to be stuck. I completed the Questions 1 without error and even did it twice and the program does not move forward
Please, try this explanation in the Duolingo Help Center:
"I'm stuck, why can't I open the next skill?"
Here are some useful links, to get more familiar with Duolingo:
- Duolingo Wiki for "Getting started"
http://duolingo.wikia.com/wiki/Getting_started Please, read from: The language "skill tree"
- "Duolingo Wiki and FAQ"