【答案解析】Chinese, regarded as one of the oldest languages in the world, reflects the imagination and creativity of Chinese people. Not only has it exerted great influence on some other languages, but is one of the five working languages of the UN. Though it is not used as widely as English, it is becoming increasingly popular (gaining popularity). Through observation and research, American scientists have found that one of the reasons children of Chinese Americans are good at math (excel at math) is that they often write Chinese characters.