You CAN learn alone.
Read out loud - that works.
Talk to yourself - that works.
Think out loud - that works.
"Pair work" in a language class will almost never be enough practice for you to really learn any language.
Try playing both parts!
Today's One Point Wiki Wiki eXpression is not an eXpression but a reminder.
The "Magic Words" in English and probably every other language are "Please" and "Thank you."