聂能 管理2、某些单音节形容词，加more, most 构成比较级和最高级 。glad more glad most gladpleased more pleased most pleasedtired more tired most tiredoften-more often- most oftenMore examples:1.He is the youngest of all the children.2.This book is the most interesting of all books.3.The Changjiang River is the longest river in China.5.He is one of the greatest scientists in China.6.The city is one of the most beautiful cities in the world.7.Lucy is one of the tallest girls in her class.8.Give my best wishes to you.9.He is my best friend.