胡偉提示：掌握英語詞匯的構詞法是短期迅速擴大雅思詞匯量的有效途徑之一，同時也是雅思閱讀當中詞匯題解題的黃金法則之一。以下為幾種構成形容詞的常用后綴，值得各位烤鴨學習并掌握。

　　n ful: useful, grateful

　　n -less: useless, careless

　　n -ish: childish, selfish

　　n -ive: active, destructive, collective

　　n -ous: famous, continuous, serious

　　n -able:, readable, acceptable, comfortable

　　n -ible: sensible, possible, responsible

　　n -ic: realistic, historic, energetic

　　n -ant: ignorant, significant, observant

　　n -ly: deeply, lively, daily, friendly

　　n -al: critical, accidental, continual,

　　n -y: handy, rainy, dirty, thirsty

　　n -ent: different, dependent, obedient

　　n -some: handsome, troublesome

　　n -en: golden, wooden

　　n -ed: talented, moneyed

　　n -ing: exciting, interesting

　　n -ate: fortunate, passionate, affectionate

　　n -an: European, Amerian