英语好的进来！！是比较级和最高级的题！！！

another无

American无

whole无

free more free, most free

outgoing more outgoing, most outgoing

twin无

calm calmer/more calm, calmest/most calm

wild wilder, wildest

serious more serious, most serious

athletic more athletic, most athletic

opposite无

necessary more necessary, most necessary

primary无

super无

outdoor无

off无

wet wetter, wettest

Brazilian无

national无

gold无

talented more talenteed, most talented

loving more loving, most loving

creative more creative, most creative

outstanding more outstanding, most outstanding

kind kinder, kindest

unusual more unusual, most unusual

well-known better-known, best-known

alive more alive, most alive不过alive一般不用比较等级。