1、形容詞（比較級和最高級）形容詞（比較級和最高級）（一）（一） 原級原級as+形容詞原級形容詞原級+asTom is as tall as Jack.He speaks English as fluently as you.My computer is not so/ as expensive as yours.注意：注意：1. almost, exactly, just, quite, nearly, half 等詞可用來等詞可用來加強加強asas結構的語氣。結構的語氣。This book is just as interesting as that one.2. 幾種變化形式：幾種變化形式：

2、as much + 不可數名詞不可數名詞 + asThere is as much water in this bottle as in that one.as many +可數名詞復數可數名詞復數 + asBob has read as many books as Mary.as + 形容詞形容詞 + 不定冠詞不定冠詞 + 可數名詞單數可數名詞單數 + asGerman is as difficult a language as Chinese.as + 形容詞形容詞 + 不可數名詞不可數名詞 + asBread is as important food as rice. “as形容詞形容詞

3、(a/an)名詞名詞as”表示同級比較，注表示同級比較，注意中間的形容詞和名詞并列時各自所在的位置。意中間的形容詞和名詞并列時各自所在的位置。It is generally believed that teaching is as much an art as science.一般認為教學如同科學一樣是一門藝術。一般認為教學如同科學一樣是一門藝術。（二）比較級（二）比較級 形容詞比較級形容詞比較級+thanJohn works harder than Mary.This picture is more beautiful than that one.This book is better th

4、an that one. 注意：注意：1.形容詞比較級的規則和不規則變化。形容詞比較級的規則和不規則變化。2. much, still, even, far, by far, a lot, a bit, a great deal等詞等詞可置于比較級前可置于比較級前,加強語氣。加強語氣。Could you drive a bit more slowly?3.以以-or結尾的含有比較意義的形容詞后接結尾的含有比較意義的形容詞后接to不接不接than。如。如superior, inferior, senior, junior 等。等。He is 4 years senior to me.高考鏈接高考

5、鏈接【2011上海春招上海春招28】Wed be exposed to a lot _ pollution if you moved to a town with pure water and air.A. moreB. mostC. less D. least【解析】【解析】選選C。考查形容詞比較級的用法。句意為。考查形容詞比較級的用法。句意為“如果如果你們搬到空氣清新、水質純凈的小鎮去，你們受到的污染你們搬到空氣清新、水質純凈的小鎮去，你們受到的污染將會少得多。將會少得多。” 空格前的空格前的a lot修飾比較級修飾比較級more或或less。 4. 幾種特殊結構幾種特殊結構（1）the

6、+比較級，比較級， the +比較級比較級 “越越，越，越”The higher he climbs, the farther he will see. (climb，see)The more you use English, the more you will want to learn it. (use，want)（2）比較級）比較級 +and +比較級比較級 “越來越越來越” Our country is becoming stronger and stronger. My school is becoming more and more beautiful.（3）主語）主語 + 比較級

7、比較級 + than any (other) China is larger than any country in Africa. China is larger than any other country in Asia.（4）倍數的表達）倍數的表達倍數倍數 + as + 形容詞原級形容詞原級 + asThis room is three times as large as that one.倍數倍數 + 形容詞比較級形容詞比較級+ thanThis room is twice larger than that one.倍數倍數 + the size/ length/ weight/ h

8、eight/ width /+ofThis room is three times the size of that one.（三）最高級（三）最高級the +形容詞最高級形容詞最高級 +比較范圍比較范圍He is the tallest boy in our class.This is the most beautiful city Ive ever visited.注意：注意：1. 形容詞最高級前要加定冠詞。形容詞最高級前要加定冠詞。She is the most beautiful girl in our class.2. 形容詞最高級前有時加不定冠詞，或不加冠詞，不表示形容詞最高級前有

9、時加不定冠詞，或不加冠詞，不表示比較，表示比較，表示“非常非常”。He is a most clever policeman. 3. 最高級可被序數詞以及最高級可被序數詞以及much, by far, nearly, almost, by no means, not quite等詞語修飾。等詞語修飾。He is by far the most popular singer in our pub.4. not, never之類的否定詞與形容詞的比較級連用，表示最之類的否定詞與形容詞的比較級連用，表示最高含義。高含義。How beautiful she is! I have never seen

10、a more beautiful one.5. 有些表示有些表示“最高程度最高程度”的形容詞，如的形容詞，如 excellent, extreme, perfect, favorite 等沒有最高級，也不用比較級。等沒有最高級，也不用比較級。高考鏈接高考鏈接【2011全國卷全國卷17】Mr. Stevenson is great to work for I really couldnt ask for a _ boss.A. better B. good C. best D. still better【解析】【解析】選選A。考查比較級的否定用法。句意為。考查比較級的否定用法。句意為“為為Ste

11、venson先生工作真好，我實在找不到比他更好的老板了。先生工作真好，我實在找不到比他更好的老板了。”否定詞否定詞couldnt與與better連用，表示連用，表示“非常好非常好”，等于最高級。，等于最高級。 注意比較等級結構的修飾語：注意比較等級結構的修飾語： 修飾原級的詞有修飾原級的詞有very，so，too，quite，rather，fairly， pretty，this，that等。等。修飾比較級的詞有修飾比較級的詞有a little，a bit，slightly，any，much，a lot，a great deal，far，by far，rather，even，still，yet等

12、，等，還有倍數詞、基數詞、分數、百分數等。還有倍數詞、基數詞、分數、百分數等。修飾最高級的詞有修飾最高級的詞有by far，much，almost等。等。After two years research，we now have a far better understanding of the disease.研究兩年之后，現在我們對這種疾病有了更好的理解。研究兩年之后，現在我們對這種疾病有了更好的理解。 比較等級和冠詞：一般來說，比較級前不用冠詞，形容比較等級和冠詞：一般來說，比較級前不用冠詞，形容詞的最高級前要加定冠詞。但是若表示詞的最高級前要加定冠詞。但是若表示“兩者中較兩者中較的的”時

13、或者是時或者是“越越就越就越”(the比較級比較級，the比較比較級級)這一句型時，則用定冠詞。這一句型時，則用定冠詞。The more careful you are，the fewer mistakes youll make.你越仔細，犯的錯誤就越少。你越仔細，犯的錯誤就越少。The taller of the two boys is my brother.那兩個男孩中高點兒的是我弟弟。那兩個男孩中高點兒的是我弟弟。高考鏈接高考鏈接1.(2012全國卷全國卷29)This restaurant wasnt _ that other restaurant we went to.A. half

14、 as good as B. as half good as C. as good as half D. good as half as【解析】解析】選選A。考查形容詞比較級。句意。考查形容詞比較級。句意:這個餐館不及我們這個餐館不及我們去的另一家餐館一半好。此處考查的是去的另一家餐館一半好。此處考查的是“倍數倍數+as+adj.+as.”的結構。故選的結構。故選A。2.(2012北京北京28)Many people have donated that type of blood; however, the blood bank needs _.A. some B. less C. much

15、D. more【解析】【解析】選選D。考查詞義辨析。句意。考查詞義辨析。句意:許多人捐了那種血型的許多人捐了那種血型的血血, 但是血庫需要更多的血。由句意可知但是血庫需要更多的血。由句意可知,是需要更多的血是需要更多的血, 表表示對比的含義示對比的含義, 應用應用more。some一些一些; less更少的更少的; much許多。許多。3.(2012福建福建32)Can you lend me the book Gone with the Wind?Sorry. I returned it to the library just now. Maybe it is still _.A. avai

16、lable B. affordable C. acceptable D. valuable【解析】【解析】選選A。考查形容詞。句意。考查形容詞。句意:你能不能借給我你能不能借給我飄飄這本書這本書?抱歉。我剛把它還回圖書館。或許現在抱歉。我剛把它還回圖書館。或許現在你還能借到。你還能借到。available可獲得的可獲得的; affordable支付得起的支付得起的; acceptable可接受的可接受的;valuable有價值的。有價值的。 4.【2011四川四川 12】How was your recent trip to Sichuan? Ive never had _ one before.A. a pleasant B. a more pleasant C. a most pleasant D. the most pleasant5.【2011 陜西陜西 17】The new stadium being built for the next Asian Games will be _ the present one. A. as three times big as B. three times