In modern society, alternative energies __________ traditional ones are playing an important role in our daily lifeThat’s just because scientists have made great breakthroughs _________ the development of science and technology

下列各项句子中“之”字意义与用法不相同的一组是（ ）

― How do you say the number 110,206, Bob ― It’s ________.

Though having lived abroad for years, many Chinese still _____ the traditional customs.

What are you going to when you grow up—I’m going to be a singer.