Unit+3+Lesson+7+Grammar,+Speaking,+Pronunciation

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1、Unit3Grammar&Speaking&PronunciationLesson7Comparatives2.16mtaller2.05mtall30kgheavier20kgheavyshorterhappierhappyshortTheboyisshort.Thegirlisshorter.Theboyishappy.Thegirlishappier.70cm50cmHaha…Hahahaha…6yearsold4yearsoldyoungyoungerTheboyisyoung.Thegirlisy

2、ounger.Compare￥150,000￥150,000,000Theplaneisdearerthanthecar.Thecarischeaperthantheplane.Iam…than…My…is(are)…than…Workinpairs.Talkaboutyouradvantageordisadvantage.Weusecomparativestocomparetwopeople/things.Whatdoweusecomparativestodo?形容词、副词的比较级变化:单音节和少数双音节形

3、容词、副词比较级的构成。1)在词尾加-ertall—tallersmart—smartershort—shorterhigh—higherfast---faster形容词、副词的比较级构成2)以不发音的字母e结尾的，加-rnice—nicerlarge—largerfine—finerlate—later3)重读闭音节以一个辅音字母结尾的，先双写辅音字母，再加-er。big—biggerfat—fatterthin—thinnerhot—hotterwet—wetter4)以辅音字母+y结尾的双音节词，先改

4、y为i，再加-er。happy—happierearly—earlierfunny—funniereasy—easierfasthighlargelatebigfateasyheavyfasterhigherlargerlaterbiggerfattereasierheavierLookattheexamplesandcompletethetablewithcomparatives.形容词、副词的比较级用法Ⅰ.形容词的比较级形容词比较级常用的句型结构(A和B比较)：A+be动词+形容词的比较级+than+B如

5、：I’mtallerthanyou.Youarethinnerthanme.Thisrulerislongerthanthatone.Ⅱ.副词的比较级1.“副词比较级+than…”表示一个事物或人比另一事物或人在某方面强。如：Sheworksharderthanhisbotherdoes.TomswimsfasterthanIdo.2.“as+副词原级+as”表示两个事物或两个人之间的动作相同或相似。如：HerunsasfastasI.HespeaksFranceasfluentlyasaFrenchman.

6、注：否定形式为“notso/as+副词原级+as”Usuallyadultsdon’tlearnaforeignlanguageso/asquicklyaschildren.3.“as+副词原级+aspossible”表示尽可能地做某事。如：Hesaidhewouldwritetomeassoonaspossible.We have to run as fast as possible.Can you say it as loudly as possible?4.“The+副词比较级…,the+副词比较级…”

7、表示“越…越…”。如：Themore,thebetter.Themoreyouread,themoreknowledgeyouwillget.Themoreyoustudy,themoreyouknow.Thehardertheyworked,thelesstheyseemedtoget.可以用much,far,even,alittle等来修饰比较级Heismuchshorterthanhisson.Shehasevenlongerfingersthanhermother.She'salittlefatter

8、thanI.Herunsmuchfasterthanshe.Completethewritingwithcomparatives.Answers:1.stronger2.faster3.weaker4.heavier1.Tinaisnotstrongerthanlastyear.2.Somestudentsareweakerthanlastyearsothattherunningteamdidwor