Why do some Mexicans, who have lived in the U.S. for their entire life, speak poor English?

I don’t want to come across rascist or mean, I am just really curious about this and can’t ask the person directly because I don’t want to offend her. I live in L.A. and work with with this 25 year old Mexican female who has lived in the U.S. since …

How come a lot of Mexican-Americans can switch accents back and forth like total pros?

Where someone’s speaking very normal-sounding English, and then they switch into Spanish and it’s like the most Mexican-sounding Spanish ever. The accent is so Mexican that it outMexicans the Mexican actors on telenovelas. Don’t most people get a strong foreign accent when they speak their second language? Heck I was …