题目内容：

英语单词·比较级
pretty cheap funny old dramatic dirty difficult sunny noisy fast comfortable relaxing easy safe
拜托再加几个：healthy good exciting fast warm energetic enjoyable

优质解答

pretty prettier
cheap cheaper
funny funnier
old elder/older
dramatic more dramatic
dirty dirtier
difficult more difficult
sunny 没有比较级
noisy more noisier
fast faster
comfortable more comfortable
relaxing more relaxing
easy easier
safe safer
healthy healthier/more healthy
good better
exciting more exciting
warm warmer
energetic more energetic
enjoyable more enjoyable