2 sentences

1. 在大学里，我选修了一门公共演讲课。

   zài dà​xué li, wǒ xuǎn​xiū le yī mén gōng​gòng yǎn​jiǎng kè.

   In college, I took a public speaking class.

   Source: CCMatrix

2. 您可以选修这三个领域的课程，也可以只专注其中之一。

   nín kě​yǐ xuǎn​xiū zhè sān​ge lǐng​yù de kè​chéng, yě kě​yǐ zhǐ zhuān​zhù qí​zhōng zhī​yī.

   You can take courses in all three areas or just focus on one of them.

   Source: CCMatrix