+er/est eg:cold strong fast +r/est eg:nice ,应先双写辅音字母+er/est eg: thin “辅音字母+y”结尾的双音节词,先改“y”为“i”,+er/est eg: funny ,在词前加more/most eg: beautiful serious原级比较级最高级fastshortbigthinfunnyheavyathleticexpensivefarfastershorterbiggerthinnerfunnierheaviermore athleticmore expensivefartherFastestShortestBiggestThinnestFunniestHeaviestMost athleticMost expensivefarthest不规则变化 good / well – better - best much / many – more - most bad / badly / ill – worse – worst little – less – least far – farther/ further– farthest – furthestold– older/ elder – oldest / eldest比较级的用法:He runsfaster runsmuch faster :2、One of the +最高级“最……中之一”三者或三者以上比较Yaoming is one of the tallest basketball players in the 、the +最高级+of+比较范围“……之中最……”He is the tallest of the green oranges are orange ones are red ones are the biggest of all. 250,000 RMB. 50,000 green car is the most red cat is more expensive than the bike is RMBJim TomStallone is the mostathletic of is moreathleticthan is storeSuper marketMy house3000 m4000m5000m