English Conversation Practice - Failing a Class

Don: I'm failing my English class.
Eric: Why?
Don: I don't understand what is going on.
Eric: Did you talk to your teacher about it?
Don: She's the problem.
Eric: What's the problem?
Don: She speaks too fast. I don't understand what she's saying.

1. What class is Don failing?
English
Math
Science
History

2. Why is he failing?
He doesn't do his homework
He was absent too many times
He doesn't understand what's going on
He cheated on a test

3. What is the problem?
His teacher is mean
His teacher speaks too fast
His teacher does not teach well
His teacher does not like her students