Shakespeare's Omissions

's 't 'kay t'leave 'ut so m'ny l'tters, M'. Sh'k'sp're? I'm 'n 'nglish t'cher who's readin' M'cbeth wi' my st'dents, 'nd it's hard t' make 'em read c'rrectly, b'cuz 'f so m'ny 'missions. Wh' th' see th' w'rd "i'", 'nstead o' sayin' "in" wi' a sh'rt vow'l sound, th' say "I" wi' a long vow'l sound. "O'" 's "Oh", n't "uh" as 't should be. Oft' times t' apostrophe r'places a cons'nant. Oft' times t' apostrophe r'places a vow'l. I' gets t'resome v'ry quickly. O' well, I s'pose I should gi' o'er it. 'Til th' learn th' d'fference, g'day t' all, 'nd t' all a good ni'!