1、形容詞比較級形容詞比較等級的構(gòu)成形容詞比較等級的構(gòu)成1.規(guī)則變化類別類別構(gòu)成方法構(gòu)成方法原級原級比較級比較級最高級最高級單音節(jié)詞和少數(shù)雙音節(jié)詞一般直接加-er,-estlongtalllongertallerlongesttallest以不發(fā)音的e結(jié)尾，加-r,-stlatelargelaterlargerlatestlargest以輔音字母加y結(jié)尾時，變y為i,加-er,-esteasyhappyeasierhappiereasiesthappiest以重讀閉音節(jié)結(jié)尾且末尾只有一個輔音字母時，雙寫輔音字母，再加-er,-estbighotbiggerhotterbiggesthottest多

2、音節(jié)詞和部分雙音節(jié)詞在原級前加more，mostcarefulmore carefulmostcarefulbeautifulmore beautifulmost beautiful2.不規(guī)則變化原級原級比較級比較級最高級最高級good/wellbetterbestmany/muchmoremostbad/illworseworstlittlelessleastfarfarther(較遠)further（進一步）farthest（最遠）furthest（最大限度）oldolderelderoldest（年紀最大的）eldest（最年長的）原級的用法原級的用法1.說明人或事物本身的性質(zhì)、特征或狀

3、態(tài)等，用原級The flowers in the garden are beautiful.2.有表示絕對概念的副詞修飾時，如：very, so ,too,enough,quite等，用原級The boy is too young.3.A與B的比較1）肯定句： A.+as+原級+as+BEnglish is as interesting as Chingese.2)否定句： A.+not+as/so+原級+as+BThis book isnt so new as that one.否定句相當于“l(fā)ess+部分雙音節(jié)詞或多音節(jié)詞的原級+than”He thinks Chinese is less

4、 interesting than English.3) A是B的.倍 A.+倍數(shù)+as+原級+as+B Our school is three times as big as theirs.4).是.的一半 half as +原級+as Her room is half as big as yours.比較級的用法比較級的用法1.兩者進行比較 A.+-er+than+BLilys room is bigger than mine. 注：為了避免重復，在從句中常用the one,the ones,that,those等代替前面出現(xiàn)的名詞。the one 代替可數(shù)名詞單數(shù)形式，that 代替不可

5、數(shù)名詞。The weather in Beijing is colder than that in Guangzhou in winter.2.有表示程度的副詞修飾時，如：a little, a bit, a few, a lot, much, even, still,far, rather等，用比較級Its much colder today than yesterday.3.哪一個更. Which/Who is +-er, A or B?Who is taller, Li Ming or Tom?4.幾倍于. 倍數(shù)+-er+thanI am three years younger than

6、 you.5. 兩者之中比較.的一個（of the two） the +-erMary is the taller of the twins.6.越來越. -er+and-er more and moreIts getting warmer and warmer in spring.The story became more and more interesting in the end.7.越.就越. the+-er， the+-erThe more，the better.最高級的用法最高級的用法1.三個或三個以上進行比較 the+-est .+ in / of.Shanghai is th

7、e biggest city in China.2.在三者或者三者以上的人物中進行選擇 Which/Who is the -est , A ,B or C ？ Which city is the most beaytiful, Beijing,Shanghai or Fuzhou?3.最.的.之一 one of the +-est+名詞復數(shù) Zhou Jielun is one of the most popular singers.4.第幾最. 在最高級前面加序數(shù)詞The Yellow River is the second longest river in China.5.最高級前面有物主

8、代詞、指示代詞、名詞所有格等修飾時，不能再用定冠詞。This is our best lesson today.6.比較級表示最高級含義比較級表示最高級含義1）Li Lei is the tallest students in his class. =Li Lei is taller than any other sthdents in his class. =Li Lei is taller than the other sthdents in his class. =Li Lei is taller than anyone else in his class. =No one is taller than Li Lei in his class. =Li Lei is taller than any of the other students in his c