UnitReview (2).ppt

1、welcome to my class!,Made By He Xiaoxia 何小霞,The oranges are big.,The apple is bigger.,The water-melon is the biggest of all .,guess,let your thought fly!,The forms of comparative and superlative degrees of adjectives and adverbs形容词、副词 比较级与最高级的构成,The river is wide.,This one is wider.,It is the widest

2、.,The earth is _ .,The moon is big.,The sun is _ _ of the three .,bigger,the biggest,Ge You is funny.,Song Dandan is funnier .,Zhao Benshan is the funniest.,1. 一般情况下加-er 或est :,young-yonger-yongest old older -oldest tall-taller -tallest small-smaller -smallest,2. 以字母e结尾的形容词，加-r 或- st,nice nicer-nice

3、st safe safer -safest,3. 重读闭音节词只有一个辅音字母时，应先双写辅音字母，再 加-er或-est.,bigbigger -biggest fatfatter-fattest red redder thin thinner,4. 以“辅音字母y”结尾的双音节词，先改“y”为“i”，再加-er 或-est.,early-earlier-earliest thirsty-thirstier-thirstiest,一、规则变化（一）-词尾加er或est ：,250,000 RMB.,50,000 RMB.,The green car is the most expensive

4、.,The red cat is more expensive than the bike.,The bike is expensive.,500 RMB,The football is _ than the bench. The bench is _ _ than the football. The bike is _ _ _ of all.,80 yuan,120 yuan,180 yuan,expensive,more expensive,the most expensive,规则变化（二）-词前加more或most 多音节词和部分双音节词在原级前加more或 most构成比较级和最高级

5、 eg. beautifulmore beautifulmost beautiful Important-more important-most important,Lets compare :,She has more books.,I have the most books.,There are many books.,little milk,less milk,least milk,二、不规则变化,注：older 一般指年龄大小； My father is older than my mother. elder 指长幼关系(一般修饰名词作定语); My elder brother is

6、a driver. farther指距离更远；My home is farther than yours . further指程度深浅. I want to study English further.,两好 两多 一少 三坏 一远 一老,Practice 写出下列形容词与副词的比较级与最高级形式： long_ _ wide _ _ fat _ _ heavy_ _ slow _ _ few_ _ brightly_ _ quickly _ _ happy_ _ important _ _ big _ _ small _ _ cheap_ _ easy _ _ heavy _ _ early

7、_ _ tidy_ _ bright_ _ large _ _ happy _ _ pretty_ _ young _ _ wet _ _ long_ _ clean_ _ dirty_ _,Check your answers: long-longer -longest wide-wider- widest fat- fatter- fattest heavier-heavier- heaviest slow-slower- slowest few-fewer -fewest brightly- more brightly-most brightly badly-worse-worst fa

8、r-further-furthest quickly-more quickly-most quickly happy-happier -happiest big-bigger -biggest small- smaller -smallest important -more important- most important,cheap-cheaper-cheapest easy- easier- easiest early- earlier- earliest tidy- tidier- tidiest bright-brighter -brightest large-larger-larg

9、est pretty-prettier- prettiest young-younger -youngest wet-wetter -wettest clean-cleaner- cleanest dirty-dirtier- dirtiest,Lets drill 1.Summer is (hot) season of the year. 2.Shanghai is one of _(big) cities in the world. 3.I think English is _(interesting) than math. 4. The more, the _(good). 5. All

10、 the students in our class are over fifteen except Li Lei. He is _ (young) in our class.,the hottest,the biggest,more interesting,better,the youngest,一年有四季，夏季是一年当中最热的季节，故答案为the hottest。,在one of 后应用形容词的最高级，即the biggest。,英语和数学相比，且句中使用了连词than，所以该空应填比较级more interesting。,“the + 比较级，the + 比较级”意为“越越”，故答案为better。,the youngest根据句意“除李雷外，我们班所有同学都超过了15岁”，言外之意， 李雷是我们班年纪最小的。,Homework: If you can ,please make eight sentences with each of regular forms and irregular forms. If you cant ,please copy the examples of practice on page17-19