- There are not enough (or any) concrete examples.
- Quizzes/homework/lectures don't necessarily match the exams.
- Homework is not related to lecture.
- The instructor shows little or no enthusiasm for the subject or the class.
- There is no emphasis on what is more important and less important.
- The instructor never asks questions, doesn't know what's going on in the class.
- The material is dry.
- Lectures add little to the text.
- The instructor doesn't pause during lecture.
(Results are from a non-scientific survey of hundreds of evaluations from Berkeley students.)