How did you get into the field that you're studying right now?

你怎么选择现在所学的这个专业的？

从工学到经营学 - SpeakingMax英语口语达人

Why did you choose Chemical Engineering as your major?

你为什么选择化学工程这个专业呢？

学习化学专业的原因 - SpeakingMax英语口语达人

It was a good option for me to choose

这个专业是个不错的选择，

为何选那门专业？ - SpeakingMax英语口语达人