初中英語形容詞比較級.ppt

1、形容詞的比較級,教學(xué)目標(biāo)： 1.初步認(rèn)識形容詞和副詞； 2.會變化形容詞和副詞的比較級； 3.會簡單運用形容詞和副詞的比較級。,形容詞：作定語或表語： a beautiful girl a wonderful story The book is interesting. 副詞：修飾動詞 work hard play basketball well rain heavily,大多數(shù)形容詞和副詞有三個等級： 原級（原形）：tall outgoing 比較級 : taller more outgoing 最高級 : tallest most outgoing,原級用法： pretty / so /

2、really / too/ quite / very 后 + 形容詞原形 Eg. My parents are really (health). The boy is so (friend) .,healthy,friendly,2. 同級比較 ： 當(dāng)A與B在某一程度上一樣 時，用同級比較 。（A與B在某方面一樣） Eg. (1) 她像她媽媽一樣高。 She is as tall as her mother . （2）Tom像Tim一樣努力學(xué)習(xí)。 Tom studies as hard as Tim. 肯定結(jié)構(gòu)：as + 形容詞/副詞原級 + as A + be動詞 + as+ 形容詞的原級+

3、 as + B. A + 行為動詞 + as+ 副詞的原級+ as + B.,2. 同級比較 ： 當(dāng)A與B在某一程度上不一樣時，用同級比較 。（A在某方面不如B） Eg. (1) 我不如姐姐外向。 Im not as outgoing as my sister . （2）他不如Tim跑得快。 He doesnt run so fast as Tim. 否定結(jié)構(gòu)：not as / so + 原級 + as A + be動詞 + not+ as/so+ 形容詞的原級+ as + B. A + dont / doesnt +動詞原形 + as/so+ 副詞的原級+ as + B.,1.The roo

4、m is as as that one. (大的) 2. English isnt so as Chinese. (容易的) 3. The people here were very . (勤勞的) 4. Lily didnt come as as Lucy.(早的) 5. She does homework as as me. (careful),big,easy,hard-working,early,carefully,形容詞和副詞的比較級： 表示兩者人或事物之間的比較。 結(jié)構(gòu)： 形容詞或副詞的比較級 + than 翻譯：A比B 較.；更 1.Tom is tall . Mike is t

5、aller than Tom . 2. My hair is long . Lisas hair is longer than mine. 3. I run fast . Nick runs faster than I / me.,形容詞的比較級 1.單音節(jié)詞在詞尾加-er構(gòu)成比較級 tall taller young-younger long-longer short shorter,2.以字母e 結(jié)尾的詞只加-r構(gòu)成比較級。 nice -nicer fine -finer white -whiter late-later 3.重讀閉音節(jié)以一個輔音字母結(jié)尾的，應(yīng)先雙寫輔音字母，再加-er.

6、bigbigger thinthinner fatfatter hot-hotter,4.以輔音字母加-y 結(jié)尾的詞，先把-y變?yōu)?I， 再加-er. easy-easier funnyfunnier early-earlier 5.雙音節(jié)的詞和部分雙音節(jié)詞，在詞前加more beautifulmore beautiful interestingmore interesting,6.不規(guī)則變化 good/wellbetter bad/badly/illworse many/muchmore littleless farfarther -further oldolder -elder,Long

7、wide_fat_ heavy slow_few_ brightly _far _ quickly _happy_ unhappy _good_ bad_well_ little_ badly_ill_ much_ many_tall_ short_,longer,wider,fatter,heavier,slower,fewer,more brightly,farther/further,more quickly,happier,unhappier,better,worse,better,worse,worse,less,more,more,taller,shorter,形容詞比較級用于兩者

8、（人或事物）之間 的比較，表示其中一個比另一個“更”或 “較”，后面用連詞than連接另一個所比 較得人或事物。在上下文明確的情況下，形 行容詞比較級也可單獨使用。 例如： 1.That ruler is longer than this one. 那把尺子比這把尺子更長。 2.Mary is younger than me( I) Mary比我更年輕,人與人比，物與物比,Height: 2.26 m,Height: 1.60 m,tall,short,Yao Ming is taller than Pan changjiang.,Pan Changjiang is shorter than

9、Yao Ming.,heavy,thin,Liu Huan is heavier than Mr Gong.,Mr Gong is thinner than Liu Huan.,1.Theblackdogis_(thin)thanthe whitedog. 2.Thisballoonis_(big)thanyours. 3.Mybagis_(heavy)thanyours. 4.Johnis_(strong)thanMike. 5.Iam_(short)thanLucy. 6.Your bag is _(beautiful) than mine. 7.Tom is _ (funny) than

10、 Jim. 8.She is _(outgoing) than me,thinner,bigger,heavier,stronger,shorter,more beautiful,funnier,more outgoing,1. A比B更， 比較級+than You are shorter than Tom. 2. 兩者中較的：the+比較級+of the two。 He is the fatter of the two. 3. 越來越：比較級+and+比較級 The earth is getting warmer and warmer. 4. 越,就越: the+比較級(主謂),the+比較

11、級(主謂) The more we get together, the happier well be.,形容詞比較級的用法,5. 兩者間進行選擇，“哪一個更”： Which/Who is +比較級，A or B? Which is more popular, cola or ice cream? 6. 比較級前可用程度副詞修飾。 兩多(much, a lot) 兩少(a little, a bit) 兩甚至(even, still) 還有一個遠(yuǎn)(far)去了 I cant reach my hat in that tree, who can help me? I can. Because I

12、m much taller than you.,Follow ups(隨堂練習(xí)),1、-Mr. Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest 2、The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest 3、Bob never dose his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as c