Excuse me, is the general textbook for junior high school physics teachers' recruitment interview the second or third grade? Can you guess which section you usually draw?

I used to be an interviewer. Random questions, see how candidates deal with it.

Generally, it is the first section of each chapter, so it is not affected by other contents. It can also be considered as a more representative content. For example, the propagation of light, Newton's first law, Archimedes principle, lever, …