形容词变副词的规则：一、在形容词词尾直接加-ly。如:real-really;helpful-helpfully;careful-carefully;hopeful-hopefully;slow-slowly;quick-quickly;quiet-quietlypolite-politely,wide-widely二、以辅音字母加y结尾的形容词要变y为i,然后再加-ly。如:busy-busily;angry-angrily;easy-easilyhappy-happilyheavy-heavilynoisy----noisily；healthy----healthilynaughty,pretty,thirsty,lazy,三、以-ue结尾的形容词要先去掉e,然后再加-y：如:true-truly；四、以le结尾的形容词，去e加y变成副词：terrible-terribly;;gentle-gentlypossible-possiblyprobable—probably;responsible—responsibly;comfortable----comfortablygentle----gentlysimple----simplycapable有能力的simple简单的gentle温柔enjoyable快乐的fashionable时髦的enjoyable快乐的comfortable舒服的,舒适的lovable可爱的washable可洗的,耐洗的suitable适当的,相配1的lovable可爱的suitable适当的,相配的五、另外,副词还可以由形容词加前缀a-得来,如:loud(adj.)-aloud(adv.)注意：1.多音节y结尾的词将y改为i后加lyeasy-easilyhappy-happilyheavy-heavily2.单音节y结尾的词直接加lygay-gayly(gaily)；sly-slyly(slily)3.以ll结尾的词只加yfull-fully4.以ic结尾的词加allyautomatic-automatically；energetic-energetically5.其他形容词均加lycareful-carefully；glad-gladly6.本身既是形容词也是副词，无需改变fast----fastearly----earlyhigh----highhard----hardlate----latefar----farwide----widealone----alone、7.虽然以ly结尾，但却是形容词，不能直接用来修饰动词friendlylivelylovelylonelylikely8.有些形容词本身即为副词，同时也有加ly的副词形式。但加不加ly意思不一样，使用时需注意2wide(形容词，宽阔的，睁大的)----wide(副词，睁大地)/widely(副词，广泛地)high(形容词，高的)----high(副词，高地)/highly(副词，高度地)hard副词容易写成hardly,hardly意思为“几乎不”，与hard无任何关系9..形容词变副词通常是加ly,其变化有规律可循,请记住以下口诀：一般直接加，“元e”去e加，“辅y”改i加，“le”结尾e改y。分别举例如下：quick—quickly,true—truly,happy—happily,possible—possibly.3
