【正文】
rlier(5) 不規(guī)則變化:wellbetter, much/manymore, etc.Most nouns + s abook –booksNouns ending in aconsonant +y y+ ies a story—storiesNouns ending in s,sh, ch or x + es a glass—glasses a watchwatchesNouns ending in o+s or +es a piano—pianos a mango—mangoesNouns ending in for fe f or fe +ves a knife –knives a shelfsh