Написать степени сравнения следующих прилагательных : yellow,strange,attentive,fat,cheap,pretty,experienced,dry,fast,little,serious.Помогите пожалуста

Yellow-yellower-the yellowestStrange-stranger-the strangestAttentive-more attentive-the most attentiveFat-fatter-the fattestCheap-cheaper-the cheapestPretty-prettier-the prettiestExperienced-more experienced-the most experiencedDry-drier-the driestFast-faster-the fastestLittle-less-the leastSerious-more serious-the most serious