I study German language and literature.  

I’m in my first semester. 

I’m studying to be a teacher. 

I’m writing my bachelor's thesis. 

I have a bachelor's degree in history.  

I’m writing my master's thesis. 

I have a master's degree in mathematics. 

I dropped out of the mechanical engineering program.   

I’m writing my doctoral thesis.  

I'm doing a PhD in physics. 

I have a PhD in medicine.