川教版英語六下《Lesson 2 Shopping Centre》PPT課件2.ppt

Lesson 2 shopping center 形容詞比較級 與最高級 形容詞的級 原級：即形容詞的原形 ,用來描述人 或事物基本特征 。 例 small, big 。 比較級：兩個人或物之間的比較 ， 要用連詞 than（比） , 例： smaller, taller 。 最高級：用于三個或者三個以上的人或物 的比較，最高級前面必須加定冠詞 the。 結(jié)構(gòu)： A+be+形容詞的比較級 +than+B am ,is ,are 例： The dog is bigger than the cat . 基本結(jié)構(gòu) A+be+the +形容詞最高級 +(名 詞 )+表示范圍短語（ in, among, of) 例： She is the tallest girl in my class. 形容詞比較級的規(guī)則變化： 1、一般直接在詞尾加 er; tall taller 2、以字母 e結(jié)尾的直接加 r; nice nicer 3、以輔音字母加 y結(jié)尾的形容詞，要變 y為 i再加 er; happy -happier 4、重讀閉音節(jié)詞，雙寫末尾的輔音字母再加 er; thin thinner big bigger 5、多音節(jié)形容詞或部分雙音節(jié)形容詞變比較級在前面加 more, beautiful more beautiful 注：最高級把 er變成 est， more變成 most。 以不發(fā)音的 e結(jié)尾的訓(xùn)練 不發(fā)音的 e結(jié)尾，或者指單個 e結(jié)尾的，不包括 發(fā)音的 e和字母組合。 large-_ nice -_ fine -_ larger nicer finer 重讀閉音節(jié)雙寫的練習(xí) big- _ thin- _ fat - _ hot - _ wet - _ sad - _ bigger thinner fatter hotter wetter sadder 以前學(xué)的 ing格式也遵 守重讀閉音節(jié)要雙寫 的原則。如 run- running， swim- swimming。 去 y為 i+er的練習(xí) heavy-_ funny-_ happy-_ heavier funnier happier 以前學(xué)習(xí)名詞的復(fù)數(shù) 和單三形式時，格式 也遵守不發(fā)音的 y要 去 y為 i+es的原則。 如 butterflies fly-flies 不規(guī)則比較級 不規(guī)則的變形只能靠記住 good好 better更好 many多 more更多 little少 less更少 基本形式的練習(xí) 1. tall - _ 7. small- _ 2. short- _ 8. cool-_ 3. strong-_ 9.cold- _ 4. old - _ 10.warm-_ 5. young-_ 11.deep -_ 6. long - _ 12.light - _ taller shorter stronger older younger longer smaller cooler colder warmer deeper lighter 綜合練習(xí) tall funny large big beautiful good taller funnier larger bigger more beautiful better Bob Lina tall . short . How is he ? How is she ? He is She is big. small. How is it ? Its Its short shorter Lina Ann short shorter big bigger big bigger happy happier He is strong. He is stronger. She is fat. He is fatter. A B small smaller nice nicer big bigger young younger 句型練習(xí) 結(jié)構(gòu)： A+be+形容詞的比較級 +than+B _ is_than _ taller _is _than_ bigger _is _ than_ happier The dog is bigger than the mouse. The green oranges are big. The orange ones are bigger. Zeng Zhiwei is short. Pang Changjian is Pang Changjian is Zeng Zhiwei. shorter. shorter than Lin Xinru is thin. Liu Yifei is Liu Yifei is Lin Xinru. 45kg 48kg thinner. thinner than Yao Ming is Jordan. Jordan is tall. Yao Ming is taller. Jordan 2.26m 1.98m taller than He is strong. He is stronger. She is fat. He is fatter. 1.The black dog is _ (thin) than the white dog. 2.This balloon is _ (big) than yours. 3.My bag is _ (heavy) than yours. 4.John is _ (strong) than Mike. 5. I am _ (short) than Lucy. 1.The sun is _than the earth. A big B very big C bigger D the biggest 2.This film is _interesting than that one. A more B much C very D the most 3. Which do you like_, tea or coffee? A well B better C best D most C A B 填空題 比較級填空 1. A is 10 years old, B is 11 years old. A is _ than B. 2. Tom is 160 cm, Lucy is 170 cm. Lucy is _than Tom. 3. The elephant is 893 kg, the pig is 158 kg. The elephant is _than the pig. older taller heavier 最高級學(xué)習(xí) Look at the pictures and understand 看圖并理解 big bigger biggest fast faster fastest Look at the pictures and understand 看圖并理解 The green oranges are big. The orange ones are bigger. The red ones are the biggest of all. 肥肥 -沈殿霞 100kg heavy heavier 180kg the heaviest 220kg Mr. Wang Mr. Li Miss Shen is heavy. Mr. Wang is heavier. Mr. Li is the heaviest of the three . funny funnier the funniest Ge You is funny. Zhao Benshan is funnier. Pan Changjiang is the funniest of them . cinema Book store Super market My house 4000m is far from my home. The book store Super market is farther from my home. is the farthest from my home. The cinema He is the tallest basketball player in China . the tallest person He runs the fastest in 110-meter race. the fastest person Hes the most popular actor, and hes famous for playing Chinese gong fu. the most popular actor 原級 比較級 最高級 good / well better best bad / badly worse worst many / much more most little less least far farther farthest further furthest 一、形容詞和副詞比較級和最高級的構(gòu)成 2、不規(guī)則變化 Good , better , best, Never let it rest . Till good is better, And better , best . 好上加好，直到最好； 精益求精，永無止境。 用所給的形容詞副詞的適當(dāng)形式填空。 1. Tom is _ (tall) than Jim. 2. Li Lei is _ (young) boy in his class. 3.David has _ (many)story books of all the students. 4.Li Lei speaks English _ (well) in his group. 5.Lucy runs _ (slow) than Lily. taller the youngest the most the best slower 改正下列句子中一處的錯誤。 A Tom comes to school late than Jim._ B. Which do you like better , cats ,dogs,or chickens? _ C. Who is oldest in our class? _ D. He thinks math is importanter than Chinese._ E. This work is very harder than that one._ F.He lives farer than any other student in your class._ 一、形容詞和副詞比較級和最高級的構(gòu)成 1、規(guī)則變化 構(gòu) 成 方 法 原 級 比 較 級 最 高 級 單音節(jié) 詞和少 數(shù)多音 節(jié)詞 一般在詞尾加 -er/或 -est/ist/ cold colder coldest fast faster fastest 以字母 e結(jié)尾的形容詞，加 -r或 -st nice nicer nicest large larger largest 重讀閉音節(jié)詞只有一個輔音字母時， 應(yīng)先雙寫輔音字母；再加 -es或 -est big bigger biggest hot hotter hottest 以“輔音字母 +y”結(jié)尾的雙音節(jié)詞， 先改“ +y”結(jié)尾的雙音節(jié)詞，先改 “ y”為“ i” ,再加 -er或 -est easy easier easiest early earlier earliest 多音節(jié) 詞和部 分雙音 節(jié)詞 在詞前加 more或 most tired more tired most tired easily more easily most easily