Natives of a language have the advantage of being immersed fully in a language. Duolingo, on the other hand, asks that students go back and forth between English and the foreign language like a game ...
When the human population has no developed immunity, it can lead to anything from a few asymptomatic cases to millions of deaths. The danger comes in the crapshoot.
Yale’s Political Publication Since 1947
Enter the destination URL
Or link to existing content