YOU GRADUATE HIGH SCHOOL WHEN? [This is an example of using YOU as the subject, followed by a verb and an object; then followed by a WH-type question. ] One of the reasons we tend to put WH-type signs like WHEN at the end of a sentence is so that we do not have to furrow our eyebrows as much. (Since we usually furrow our eyebrows when asking WH-type questions: (WHO, WHAT, WHEN, WHERE, WHI