A Little Prep Work

Robinson is working up a sweat doing pushups and sit-ups. I’ll one-up him and perform a checkup. Upon further examination, I’ve diagnosed this ESPN The Magazine paragraph with a preposition deficiency.

It’s in the last sentence, of all places. It’s a small word, but it’s of vital importance. Without it, the sentence is out of sorts. I’m a man of few words, so those are all the clues you’ll get out of me.

So, have you figured out how the sentence got off course?

By forgetting of, of course!