In chemistry class, I learned about acid anhydride.

In chemistry class, I learned about anhydrides.

In chemistry class, I learned about the reactions of acid anhydrides.

I learned about anhydrides in chemistry class.

I like to study new languages.

The success of this project depends on paying attention to the details.

I grew up in a town in the western part.

I will teach mathematics to new students tomorrow.

I attended a math class today.

He is majoring in chemistry at university.