比較級和最高級歸納總結(jié)實(shí)用教案

1、 規(guī)則變化規(guī)則變化 1) 一般一般(ybn)情況下，單音節(jié)或雙音節(jié)的形情況下，單音節(jié)或雙音節(jié)的形容詞容詞/副詞比較級副詞比較級er， 最高級最高級est。如。如:clever cleverer cleverest few fewer fewest small smaller smallest 等。等。 第1頁/共35頁第一頁，共36頁。2) 以以e結(jié)尾結(jié)尾(jiwi)的詞，比較級的詞，比較級r，最高，最高級級st 即可。即可。 如：如：nice nicer nicest cute cuter cutest large larger largest 3) 以輔音字母以輔音字母y結(jié)尾結(jié)尾(jiwi

2、)的變的變y為為ier或或est 如如: easy easier easiest happy happier happiest 再如：再如：early, busy, heavy, dirty, lazy 也如也如此。此。 第2頁/共35頁第二頁，共36頁。4) 重讀閉音節(jié)，單輔音重讀閉音節(jié)，單輔音(fyn)結(jié)尾的詞，結(jié)尾的詞，雙寫這個(gè)輔音雙寫這個(gè)輔音(fyn)字母字母er 或或 est： fat fatter fattest thin thinner thinnest hot hotter hottest red redder reddest wet wetter wettest big bi

3、gger biggest zx。xk第3頁/共35頁第三頁，共36頁。5)加加more,most構(gòu)成構(gòu)成(guchng)比較級和最比較級和最高級。高級。【1】多音節(jié)的形容詞和副詞】多音節(jié)的形容詞和副詞expensive-more expensive-most expensive carefully-more carefully-most carefully 【2】由形容詞加】由形容詞加-ly構(gòu)成構(gòu)成(guchng)的副詞的副詞slowly-more slowly-most slowly highly-more highly-most highly 第4頁/共35頁第四頁，共36頁。 【3】以-

4、ful,-less,-able,-ous,-ive,-ing等結(jié)尾的雙音節(jié)(ynji)形容詞 useless-moreuseless-mostuseless serious-moreserious-mostseriuos 【4】分詞形容詞tired,pleasedglad,often,real,right,wrong等單音節(jié)(ynji)形容詞 tired-moretired-mosttired glad-moreglad-mostglad第5頁/共35頁第五頁，共36頁。b) 不規(guī)則變化不規(guī)則變化(binhu)： good better best well better best bad wo

5、rse worst many/much more most far farther farthest (距離遠(yuǎn)) far further furthest (程度(chngd)深) old elder eldest (長幼) old older oldest (年齡)第6頁/共35頁第六頁，共36頁。原級比較原級比較(bjio)第7頁/共35頁第七頁，共36頁。表示兩者之間沒有差別時(shí),使用原級比較： 主語A + 謂語動詞 + as + 形容詞/副詞原級 + as + B +. 如：He is as excited as his younger sister. 他和他妹妹一樣(yyng)興奮。

6、Lily rode her bike as slowly as an old lady. 莉莉騎車像老太太一樣(yyng)慢。 They picked as many apples as the farmers . 他們摘的蘋果和農(nóng)民一樣(yyng)多。第8頁/共35頁第八頁，共36頁。表示第一個(gè)人比不上第二個(gè)人時(shí),使用句型: 主語A + 謂語動詞(否定式) + as / so + 形容詞/副詞原級 + as +B He is not so / as excited as his younger sister. 他沒他妹妹那么興奮(xngfn)。 Lily did not ride her b

7、ike so / as slowly as an old lady. 莉莉騎車不像老太太那樣慢。 They didnt pick so / as many apples as the farmers (did). 他們摘的蘋果不如農(nóng)民多。第9頁/共35頁第九頁，共36頁。比較級用法比較級用法(yn f)第10頁/共35頁第十頁，共36頁。1.比較級表示比較級表示(biosh)兩者兩者(人或事物人或事物)的比較。的比較。eg.IamtallerthanTom.Mydressismorebeautifulthanhers.2.“比較級and比較級”意為“越來越” 。多音節(jié)比較級用“more and

8、 more形容詞原級”形式(xngsh)。如：Its getting worse and worse. The group became more and more popular. 第11頁/共35頁第十一頁，共36頁。3. “Which / Who is + 比較級？”比較A、B兩事物, 問其中哪一個(gè)(y )較時(shí)用此句型。如：Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?Which one is more popular among students, going to conc

9、erts or going to movies?第12頁/共35頁第十二頁，共36頁。第13頁/共35頁第十三頁，共36頁。3) 形容詞比較級后面往往用連詞than連接另一個(gè)比較的人或事物, 但在上下文明確的情況下, 形容詞比較級可單獨(dú)(dnd)使用。如：My sister is tall, but my aunt is taller.我姐姐個(gè)子高, 但我姑姑個(gè)子更高。第14頁/共35頁第十四頁，共36頁。2. 2. 最高級表示三者或三者以上最高級表示三者或三者以上 ( (人或事人或事物物 ) ) 的比較的比較, , 其中有一個(gè)在某一方面超過其中有一個(gè)在某一方面超過其他幾個(gè)時(shí)其他幾個(gè)時(shí), ,

10、用最高級。最高級的前面一用最高級。最高級的前面一般要加定冠詞般要加定冠詞 the, the, 后面可帶后面可帶 of ( in ) of ( in )短語短語(duny)(duny)來說明比較的范圍。來說明比較的范圍。如：如：She is the youngest in the class.She is the youngest in the class.Jason is the tallest of the three.Jason is the tallest of the three.Whose handwriting is the best of all?Whose handwritin

11、g is the best of all?第15頁/共35頁第十五頁，共36頁。2. 最高級可被序數(shù)詞以及最高級可被序數(shù)詞以及 much，by far，nearly，almost，by no means，not quite，not really，nothing like 等詞語所修飾等詞語所修飾(xish)。例如：例如：This hat is by farmuchnearlyalmostnot nearlyby no meansnot quitenothing like the biggest. How much did the second most expensive hat coat?第

12、16頁/共35頁第十六頁，共36頁。3. 表示表示“最高程度最高程度”的形容詞，如的形容詞，如 excellent，extreme，perfect等，沒有最高級，也不能等，沒有最高級，也不能用比較級。用比較級。4. 形容詞最高級修飾作表語或介詞形容詞最高級修飾作表語或介詞(jic)賓賓語的名詞、代詞時(shí)，被修飾的詞往往省略。語的名詞、代詞時(shí)，被修飾的詞往往省略。e.g. He is the tallest (boy) in his class.5. 作狀語的副詞最高級前可以不加定冠詞。作狀語的副詞最高級前可以不加定冠詞。e.g. Of all the boys he came (the) ear

13、liest. 第17頁/共35頁第十七頁，共36頁。1. 比較級考點(diǎn)比較級考點(diǎn)(ko din)2. 比較級修飾問題比較級修飾問題a little, a bit, even, still, much, a lot, far 等等可修飾比較級?？尚揎棻容^級。3.e.g. Tom is a little taller than Jim. This book is much more interesting than that one.第18頁/共35頁第十八頁，共36頁。 同級同級(tn j)比較比較e.g. The weather in Beijing is colder than that in

14、 Xian. Our school is bigger than yours. the + 比較級比較級e.g. Lucy is the fatter of the two girls.第19頁/共35頁第十九頁，共36頁。 “a/an + 比較級比較級” 表示表示(biosh)“又一，又一，再一再一”e.g. Lily has a doll, but she wants a bigger one. 隱性比較（沒有隱性比較（沒有than的情況）的情況）e.g. Who runs faster, Lucy or Lily? Youd better come earlier next time.

15、He worked hard last term, but he works even harder this term.第20頁/共35頁第二十頁，共36頁。 越來越越來越. 比較級比較級 + and + 比較級比較級b. the + 比較級比較級 + 句子句子(j zi)，the + 比比較級較級 + 句子句子(j zi)e.g. Its getting colder and colder. The more you exercise, the better you are. 第21頁/共35頁第二十一頁，共36頁。2. 最高級考點(diǎn)最高級考點(diǎn)說明：形容詞的最高級前必須加說明：形容詞的最高級

16、前必須加the；副詞；副詞的最高級前省略的最高級前省略(shngl)the。 范圍問題范圍問題e.g. Tom is the tallest student in the class. Spring is the best season of the year.第22頁/共35頁第二十二頁，共36頁。 “.之一之一”問題問題(wnt)e.g. Beijing is one of the biggest cities in the world. “the + 序數(shù)詞序數(shù)詞 + 最高級最高級”e.g. I think he is the second tallest boy in his clas

17、s.第23頁/共35頁第二十三頁，共36頁。3. 比較級和最高級的轉(zhuǎn)換比較級和最高級的轉(zhuǎn)換(zhunhun)e.g. Tom is the tallest student in the class.= Tom is taller than any other student in the class.= Tom is taller than all the other students in the class.= No other students are taller than Tom.第24頁/共35頁第二十四頁，共36頁。總結(jié)：總結(jié)： any other + 名詞單數(shù)名詞單數(shù)(dnsh

18、) the other + 名詞復(fù)數(shù)名詞復(fù)數(shù) 否定否定 + 比較級比較級 = 最高級最高級 比較級比較級 + 極限極限 = 最高級最高級第25頁/共35頁第二十五頁，共36頁。 同級同級(tn j)比較比較 as + adj./adv. + as e.g. She is as thin as Lily. He writes as carefully as Linda. not + as/so + adj./adv. + as e.g. Tony didnt run so fast as Carter. 第26頁/共35頁第二十六頁，共36頁。1. Our family has bought a

19、 car so we can travel _ than before. A. most easily B. less easily C. easily D. more easily 2. My father told me a story last night. It is _ one Ive ever heard. A. the funniest B. funniest C. funnier D. the funnier DA第27頁/共35頁第二十七頁，共36頁。3. The _ friends you have, the _ you will be. A. more, happy B.

20、 many, happy C. more, happier D. many, happier 4. When he heard a cry for help, he ran out as _ as he could.A. hardly B. quickly C. finally D. slowlyCB第28頁/共35頁第二十八頁，共36頁。5. This place is not big enough for Lucys birthday party. We should find a _ one. A. big B. small C. bigger D. smallerC第29頁/共35頁第

21、二十九頁，共36頁。1. She is _ than _. A. busier / us B. busier / we C. more busy / us D. more busy / we 2. Jane is _ than Betty. A. less taller B. less tallest C. less tall D. not as tall 3. China is _ country in the world. A. the third largest B. the largest third C. the third large D. a third largest BAA第30頁/共35頁第三十頁，共36頁。4. Which is _ season in Beijing? I think its autumn. A. good B. better C. best D. the best 5. Which is _, the sun, the moon or the earth? The moon is. A. small B. smaller C. sm