他們把loud稱為flat adverb,把loudly稱為帶-ly的adverb,與之類似的詞有:slow(slowly),tight(tightly),bright(brightly),quick(quickly),soft(softi...
having exceptional volume or intensity:talk loudlymaking, emitting, or uttering strongly audible sounds:shout loudly是大聲朗...
然而,loud本身既可以是形容詞又可以是副詞,所以上面的句子當然也可寫成:Do not talk so loudly...