1、一、形容詞的比較級(jí)和最高等變化形式規(guī)則以下構(gòu)成法原級(jí)比較級(jí)最高等一般單音節(jié)詞尾端加er和strongerstrongesteststrong單音節(jié)詞若是以e結(jié)尾，只加strangerstrangestr和ststrange閉音節(jié)單音節(jié)詞如尾端只有sadsaddersaddest一個(gè)輔音字母，bigbiggerbiggest須先雙寫(xiě)這個(gè)輔音字母，再加erhotterhottesthotest少許以er(或ure),ow結(jié)尾的雙音節(jié)詞，尾端加er和clevercleverercleverestestnarrownarrowernarrowest以輔音字母+y結(jié)尾的雙音節(jié)busybusierbusi

2、est詞，改y為i，再加-er，-est其他雙音節(jié)和多音節(jié)詞都在前differentmoremost面加單詞more和mostdifferentdifferent不規(guī)則變化原級(jí)比較級(jí)最高等good(好的)/betterbestwell(健康的)bad(壞的)/worseworstill(有病的)old(老的)older/elderoldest/eldestmuch/many(多的)moremostlittle(少的)lessleastfewfewerfewestfar遠(yuǎn)的)farther/furtherfarthest/furthest距離程度二、構(gòu)成比較級(jí)形容詞或副詞+thanYouaret

3、allerthanI.1）防備重復(fù)使用比較級(jí)。(錯(cuò))Heismoreclevererthanhisbrother.(對(duì))Heisclevererthanhisbrother.2）要注意對(duì)應(yīng)句型，依據(jù)前后一致的原則。A.ThepopulationofShanghaiislargerthanthatofBeijing.1比較級(jí)與最高等B.Itiseasiertomakeaplanthantocarryitout.Tomakeaplaniseasierthantocarryitout.C.()ChinaislargerthananycountryinAsia.()Chinaislargerthana

4、nyothercountriesinAsia.Heistallerthananyboyinhisclass.正Heistallerthananyotherboyinhisclass.比+thananyother+數(shù)名是用比形式表達(dá)最高的意思。3）the+最高+比范形容最高前平時(shí)必用定冠the，副最高前可不用。TheSaharaisthebiggestdesertintheworld.Mikeisthemostintelligentinhisclass.in+范、所,of+復(fù)數(shù)在之中的”；“在中Myfatheristhetallestinmyfamily.oneofthe+最高，后邊要加上名的復(fù)

5、數(shù)，即oneofthe+HangzhouisoneofthemostbeautifulcitiesinChina.最高+復(fù)數(shù)名杭州是中國(guó)最美的城市之。4)as/so+形容或副原+as例：ThelightsinyourroomareasbrightasthoseHecanrunasfastasyou.Hecannotrunso/asfastasyou.5）The+比，the+比表示越，就越Thebusierheis,thehappierhefeels.inmine.他越忙就越高。6）比+and+比，表示“越越”colderandcolder7）修比的只用于修比的：much;still;evenb

6、)既可以修比又可以修原的：alittle;abit;rather等even修形容,副的比,以加比的氣和程度.d)修形容,副比的常用修有:no,alittle,abit,much,even,still,alot,agreatdeal,far,byfar,rather,any在些中,其中no在修比等.,在意上否定兩者,表示前者在某方面不比少.HeisnoricherthanPeter.=HeisaspoorasPeter.表示前者比后者一點(diǎn),平時(shí)采用alittle,abit等.Theroomisabitlargerthanthatone.表示前者比后者很多,平時(shí)采用much,even,still等

7、.(still修形容,可以位于比從前或此后.)Heworksstillharderthanever.=Heworksharderstillthanever.表示前者在某方面地超方,平時(shí)采用far,byfar,alot,agreatdeal,副的比等.Mattersarealotbetterthaneverbefore.在否定句,疑句或條件狀從句中,修形容,副的比,只能用any來(lái)修.2比較級(jí)與最高等Hecantjumpanyhigher.Ifyoujumpanyhigher,Iwillgiveyouaaward.8）倍數(shù)表達(dá)法“A+be/+倍數(shù)+形容/副比+than+B”，表示“A比B大（、高、

8、等）多少倍”比方：Thishallisfivetimesbiggerthanourclassroom.Thecarrunstwicefasterthanthattruck.“A+be/+倍數(shù)+as+形容/副原+as+B”，表示“A正好是B的多少倍”。比方：Thistableisthreetimesaslongasthatone.Theplaneflewtentimesashighasthekite.3.“,times+the+名（如：size，height，weight，length，width,age等）of,”比方：Thisstreetisfourtimesthelengthofthats

9、treet.4.timesasmany/much+名+as+被比象”。比方：Thereisfourtimesasmuchwaterinthispotasinthatone.Therearesixtimesasmanystudentsasweexpected.。5.“.times+more+名（可數(shù)或不可以數(shù)）+than+被比象”。比方：Therearefivetimesmorebooksinourlibrarythaninyours.Wehaveproducedtwicemoregrainthisyearthanwedidlastyear.6.“.times+over+被比象”。比方：Thegrainoutputinthatvillageistwiceoverthatof2002.7.“.times+that+of+被比象”。比方：Inthisworkshop,theoutputofJulywas4.5timesthatofJanuary.8.“.times+comparedwith+被比象”。比方：Thenumberofthestudentsinourschoolhasincreased4timescomparedwiththatin1980.9.“.times+what