1.一般在形容詞的詞尾加-ly可以變成副詞.例如：quick—quickly,slow—slowly,loud—loudly,sudden—suddenly,sad-sadly,recent- recently,immediate-immediately等.
2.一些以“子音字母+y”結尾的形容詞,要把y改為i再加-ly.例如：happy—happily,angry—angrily,lucky—luckily,heavy—heavily,noisy—noisily ,busy-busily等.
3.有些以-ble或-le結尾的形容詞,去掉e加-y.例如：possible—possibly,terrible—terribly等.
4.少數以e結尾的形容詞,要去掉e再加-ly.例如：true—truly,due-duly等.但絕大多數以e結尾的形容詞仍然直接加-ly.例如：polite—politely,wide—widely,nice-nicely等.
5.以ic結尾的詞，加ally,如 economic-economically,basic-basically,scientific-scientifically,energetic-energetically
automatic-automatically
6.以子音字母加le為結尾時，去e加y,如：simple-simply,considerable-considerably,
terrible-terribly,gentle-gently,possible-possibly,incredible-incredibly
1.一般在形容詞的詞尾加-ly可以變成副詞.例如：quick—quickly,slow—slowly,loud—loudly,sudden—suddenly,sad-sadly,recent- recently,immediate-immediately等.
2.一些以“子音字母+y”結尾的形容詞,要把y改為i再加-ly.例如：happy—happily,angry—angrily,lucky—luckily,heavy—heavily,noisy—noisily ,busy-busily等.
3.有些以-ble或-le結尾的形容詞,去掉e加-y.例如：possible—possibly,terrible—terribly等.
4.少數以e結尾的形容詞,要去掉e再加-ly.例如：true—truly,due-duly等.但絕大多數以e結尾的形容詞仍然直接加-ly.例如：polite—politely,wide—widely,nice-nicely等.
5.以ic結尾的詞，加ally,如 economic-economically,basic-basically,scientific-scientifically,energetic-energetically
automatic-automatically
6.以子音字母加le為結尾時，去e加y,如：simple-simply,considerable-considerably,
terrible-terribly,gentle-gently,possible-possibly,incredible-incredibly