and missing letters
|•||Do you need punctuation to join, abbreviate or omit letters in words?|
|•||What use is the apostrophe?|
Chapter 9 concentrated on punctuation of sentences. This chapter considers punctuation of individual words and just three punctuation marks: the hyphen (-), the period (.) and the apostrophe ('). The most mistakes – by far happen with the apostrophe, so most of the chapter is about this. We have reached number 1 in lecturers' pet hates.