1.big (比较级) bigger 2.thin (比较级) thinnest 3.hot (比较级) hotter 4.fat (比较级) fatter 5.sad (比较级) saddest 6.heavy (比较级) heavier 7.funny (比较级) funnier 8.happy (比较级) happier 9.early (比较级) earlier 10.strong (比较级) strong 11.fast (比较级) faster 12.low (比较级) lower 13.smart (比较级) smarter 14.good (比较级) better 15.bad/ill (比较级) worse
