在形容词词尾直接加-ly.如:real-really; helpful-helpfully; careful-carefully; hopeful-hopefully; slow-slowly; quick-quickly; quiet-quietly
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.
