At its simplest level, the word pas means a step or pace. However, you may be more familiar with the word as a way to form a negative sentence or phrase. To negate a sentence (the equivalent of English don't, doesn't, didn't etc), the word pas is placed after the verb.
Character List. Hazel Grace Lancaster - The novelâs narrator and 16-year-old protagonist. An astute and remarkably conscientious girl, Hazel was diagnosed at age thirteen with a terminal form of thyroid cancer that has since spread to her lungs.
The most well-known of these is benzopyrene  also found in coal tar and cigarette smoke. Produced when organic matter is inefficiently burnt, it triggers chemical changes in cells that can result in damage to DNA, which in turn can cause cancer.o-one has ever investigated whether people who eat a lot of burnt toast have higher cancer rates. And lab rats have never been fed burnt toast to see whether it causes tumours, Brent says.