do badly in 中的badly 能换成bad why 要求详细回答

badly raw material is what we are badly in need of.能换成Raw material badly 能修饰in debt么 It tastes bad.还是badly? bad与badly的用法 bad 与badly的区别 bad和badly的区别 --Why was Peter badly hurt? was she hurt?yes,badly.为什么badly?bad可以吗 do badly in中,为什么副词放在动词后面? The fish smells bad!It must be out of date!中的bad为什么不用badly bad/badly/ill的比较级和最高级