This course assumes 'this' is translated этот/эта/это, while 'the' is not.
I was thinking the same for a moment. However, there's a difference. "how much for this wine" implies you're negotiating or asking someone how much they want for the wine. "How much does it cost" is inquiring about the price, purely informational without the connotation of a price negotiation.
"Standing" is actually one of the meanings: https://dictionary.reverso.net/russian-english/стоит