比较级和最高级讲解.ppt

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1、Comparativesandsuperlatives比较级和最高级一、形容词、副词的比较级、最高级的构成规则：1一般在形容词、副词后加上er表示比较级加上est表示最高级原级比较级最高级1）smallsmallsmall2)youngyoungyoung3)fastfastfasteresteresterest2以不发音的e结尾的，只加上r表示比较级，加上st表示最高级。1)largelargelarge2)nicenicenice3)finefinefinerstrstrst3以辅音字母+y结尾的，去y---i,然后加上er表示比较级；加上est表示最高级。原级

2、比较级最高级1）earlyearlyearly2)happyhappyhappyieriestieriest4双写最后一个辅音字母，然后加上er表示比较级；加上est表示最高级。原级比较级最高级1）bigbigbig2)thinthinnerthinnest3)wetwetterwettest4)fatfatterfattest5)hothotterhottestgergest5双音节和多音节的形容词，副词，在这些形容词和副词前加上more表示比较级；加上most表示最高级。原级比较级最高级happilyhappilyhappilyheavilyheavilyhea

3、vilymoremostmoremost不规则变化，要多加注意哦！good→→bad→→many→→little→→well→→badly→→much→→far→→betterbestworseworstmoremostlessleastbetterbestfartherfarthestworseworstmoremost原级比较级最高级fastshortbigthinfunnyheavyinterestingexpensivefarfastershorterbiggerthinnerfunnierheaviermoreinterestingmoreexpensiv

4、efartherfastestshortestbiggestthinnestfunniestheaviestmostinterestingmostexpensivefarthest形容词原级的常用句型TomisastallasMike.as+形容词原形+asThereareasmanystudentsinourschoolasyours.TomisthreetimesasoldasMike.比较级+than…形容词比较级的常用句型Thisbridgeislongerthanthatone.Ourschoolislargerthantheirs.比较级的用法：…tha

5、n…1.汤姆比杰克高.2.这只箱子要比那只箱子大.3.那些苹果比这些大.4.第一个问题很容易,但第二个更容易.TomistallerthanJack.Thisboxisbiggerthanthatone.Thoseapplesarebiggerthantheseones.Thefirstquestionisveryeasy,butthesecondoneiseasier.。Haveatry，please。1.Whichdoyoulike______(well),applesororanges?2.Whois______(old),JimorTom?3.Jackisr

6、unning_____and______(fast).4.Ourcountryisbecoming______and___________(beautiful).5.Heis________(tall)ofthethetwoboys.betterolderfasterfastermoremorebeautifulthetallerbigbigger◇Lookatthepicturesandunderstand看图并理解◇Lookatthepicturesandunderstand看图并理解bigbiggerbiggestfastfasterfastest◇Looka

7、tthepicturesandunderstand看图并理解ZenZhiweiisshort.TomisshorterthanZenZhiwei.Xiaoxinistheshortestofthem.LiuYifeiisthin.XiaomingisthinnerthanLiuYifei.MikeisthethinnestofallCompetition(写出下列单词的比较级和最高级)1popular2short3thin4funny5good1popular/morepopular/mostpopular2short/shorter/shortest3thi