1.

I majored in English.

我主修英文。

2.

You have to decide which subject you want to major in.

你一定要決定主修哪一科。

3.

Timmy majored in Western History.

提米主修西洋史。

4.

Although I didn’t major in English, I was interested in it very much.

雖然我不是主修英文，但是我對它充滿興趣。

5.

Many college students like to major in business.

有\多大學生都主修商業。

6.

You must decide what to major in by your junior year in America.

在美國，你必須要在第一年就決定要主修什麼。

7.

I would major in biology if I were you.

如果我是你的話，我就會主修生物。