帮帮忙告诉一下这些单词的比较级和最高级..

[以下查了金山词霸]
unhealthy-unhealthier-unhealthiest
sore-sorer-sorest
thirsty-thirstier-thirstiest
late-later-latest
quick-quicker-quickest
free-freer-freest
sick-sicker-sickest
fast-faster-fastest
[以下查不到,呵呵]
balanced-balanceder-balancedest
excitede-more excited-most excited

thirsty是more/most thirsty，late,later,latest,excited,more/most excited,fast,faster,fastest
其他的不确定

比较级加more,最高级加most的有:thirsty,balanced,excited;
其他加-er,-est:
unhealthier,unhealthiest
later,latest
faster,fastest....

unhealthier/unhealthiest
sorer/sorest
thirstier/thirstist
more balanced/most balanced
later/latest
quicker/quickest
freer/freest
sicker/sickest
more excited/most excited
faster/fastest

unhealthy-unhealthier-unhealthiest
sore-sorer-sorest
thirsty-thirstier-thirstiest
balanced-more balanced-most balanced
late-later-latest
quick-quicker-qui