Since you’re in the country, you should be able to learn it fairly rapidly.
English isn’t as widely spoken as you might imagine.
Of course, many guys might indeed prefer a gorgeous girl even if she doesn’t exude super sexy charisma, but I’m one of those guys who really values the overall package: looks, personality, sexiness, charisma, sex, etc.
When viewed from this perspective, Brazilian women are simply unbeatable.
This is something that I’ve discussed with my friends.