If I speak Spanish and English already, what other language should I learn?

I am Mexican-American and I know both Spanish and English fluently. I am going towards medicine and would ike to learn another language. I have been considering these three: Italian, Portuguese, French I do not know which one to choose. Portuguese is most similar to Spanish in lexico but Italian …

Is this weird? Mexican-American can't read/write in Spanish, but can in English?

So I meet this guy who is Mexican-American, and he reads, writes, and speaks fluent English. BUT…he can only speak Spanish, not read or write in it. Don’t they have the same alphabet? From what I’ve learned, Spanish is even more phonetic than English (telefono vs. telephone) and so I …

Question about Spanish language accents, Mexicans vs. Mexican-Americans?

Do Mexican-Americans and Mexicans have similar accents when they speak Spanish? Or are their accents different enough that Spanish-speaking people can tell the difference between a Mexican-American and a Mexican national? And just to clarify, when I say "Mexican-Americans," I’m referring to people who grow up in predominantly Mexican communities …

I know this is weird…but I have a hard time understanding Mexican American's when they speak Spanish?

Spanish is my second language, but I’m pretty much fluent since I used to live in Chile…the thing is, I understand Spanish when Mexicans from Mexico speak it, but for some reason it’s difficult for me to understand Mexican American’s when they speak Spanish. This is stupid, but I’m serious…I’m …