A wee bit of persistence and I have my money back.

Here's tonights challenge:
20k challenge - Po polsku. Jak się nazywam? Ile mam lat? Gdzie mieszkam? (this should be easy for Vaiby as he presumably knows Russian)
10k challenge - En espa?ol. Si tengo nueve huevos y como tres, cu?ntos huevos est?n all??
5k challenge - En fran?ais. Qu'est-ce que c'est la diff?rence entre un chien et un chat?
1k challenge - Auf Deutsch. Ein, zwei, drei, vier. Was ist folgend?
First person to post the answer to the question (in the correct language) wins the cash. One prize per member.
Disclaimer: I take no responsibility for any errors by me!