英语形容词,名词,动词,副词 互变方法规律

英语形容词，名词，动词，副词 互变方法规律 一．名词变形容词： 1．名词后加-y, 如：

luck→lucky, cloud→cloudy; wind→windy; rain→rainy; sun→sunny, snow→snowy noise-noisy health→healthy

2．在名词后加-ly, 如：

friend→friendly love→lovely day→daily

3．方位名词加-ern，如：

east→eastern west→western

south→southern north→northern

二．动词变形容词

1.词尾加ful:

use - useful, care - careful, help - helpful, thank - thankful peace - peaceful, forget - forgetful, play - playful,

succeed - successful, wonder - wonderful

2.词尾加d或ed:

please - pleased, unite - united, excite - excited,

surprise - surprised, organize - organized, close - closed,

wound - wounded, relax - relaxed,develop - developed,

appreciate - appreciated,frustrate - frustrated,

interest - interested, annoy - annoyed, use - used,

frighten - frightened, crowd - crowded, thrill - thrilled,

pollute - polluted

3.词尾加ing:

interest - interesting, surprise - surprising, excite - exciting

develop - developing, frighten - frightening, thrill - thyrilling

frustrate - frustrating, relax _ relaxing, live - living

rock - rocking, sleep - sleeping

4.词尾变y为i,加ed:

worry - worried, marry - married,fry - fried, terrify - terrified satisfy - satisfied

5.词尾加able:

know - knowledgeable, enjoy - enjoyabe,suit - suitable，adjust - adjustable, comfort - comfortable