It’s Doctor Grammar!

(I am in the first day of a freshman-level college English class, where the professor is apparently required to start with the most basic grammar just to make sure every student is at the same level. I quickly learn that one of the professor’s quirks is making sure the students address him as, “Dr. [Professor],” not, “Mr. [Professor].” It doesn’t end with him correcting students who call him, “Mr. [Professor].” He then gives the following grammar example:)

Professor: “Subject, verb, object sentence: ‘I have a Ph.D.’!”