Is it possible to learn Mandarin during one year of study abroad in China?

I’m currently a sophomore at a 4-year American university in Paris, France. Racially, I’m half Chinese but culturally I’m American. I only speak English and French, so my mother is suggesting that I study abroad in China next year to learn Mandarin because I am a Marketing major/Communications minor and …

why do the aboriginal Taiwanese speak minnan dialect,which means ''south of Fujian dialect'',does it mean they?

originally came from south of Fujian? does it mean even the aboriginal Taiwanese were also mainland Chinese? does it mean Taiwan has always been part of China? let alone the 3 million people that KMT took to Taiwan that Chiang didn’t kill all speak mandarin also. Please enlighten me. i …