could you correct my Speaking answer?
I think student should take various subject for a few reasons.
The new technology is made by combinate education. for example, mosquito structure makes non-pain injection, or dragonflies’ wing are used by prpeller that is able to move even weak wind.
Furthermore, people can decide the job that they really want to do.
Personally, when I was job hunting, studying various education broad my type of a job.