How To Write A Hook For An Explanatory Essay. An explanatory essay entails extensive research to uncover facts and examples to support your standpoint. “yossarian was in the hospital with a pain in his liver that fell just short of being jaundiced.”.

An interesting question can create curiosity in the minds of readers. But you can use any of the following ways of writing a hook to get you started: Write another sentence with the main idea of the essay.