Unit 3 I am more outgoing than my sister.,Liu Xiang is tall. Pan Changjiang is short.,Liu Xiang is taller than Pan Changjiang.,Compare people,Lin Xinru is thin.,Liu Yifei is thinner than Lin Xinru.,45kg,48kg,Li Yong is more outgoing than Cheng long.,Cheng Long is outgoing.,Li Yong is more outgoing.,The women are fat.,The man and the woman are thin.,The women are fatter than the man and the woman.,The red box is big.,The green box is small.,The red box is bigger than the green box.,The purple ruler is long.,The blue ruler is short.,The purple ruler is longer than the blue ruler.,A: Is that Zhou Xingchi? B: No, it isn’t. It’s Yao Ming. He is taller than Zhou Xingchi.,,1.什么是形容词的原级？ 表示修饰两种东西的程度是一样的,用 as….as表示原级，译为:“和…一样”。
2.什么是形容词的比较级？ 表示两者相比，一个比另一个更…，有比 较级的句中有than,且仅限于两者比较形容词的原级和比较级,原级和比较级区分程度的不同：,原级是说明两个人物或事物的程度是一样 比较级是区分两个人物或事物的程度不一样形容词的原级和比较级结构,表示“一方与另一方一样”的句型： A + be + as + 形容词原级 + as + B. e.g. Tom is as tall as Sam. 表示“一方比另一方更…”的句型： A + be + 形容词比较级 + than + B. e.g. Tom is taller than Sam.,大多数形容词和副词有三个等级： 原级、比较级、最高级 一、形容词和副词比较级的构成 1.构成的不规则变化: 2.构成的规则变化:,形容词和副词的比较级,tall taller fast faster,nice nicer,thin thinner,(以不发音的字母 e 结尾的 + r ),(一般在词尾 + er ),原形,比较级,(重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再 + er),early earlier,outgoing more outgoing,(以辅音字母 + y 结尾的单 词，变 y 为 i + er ),(多音节词和部分双音节词前加more),1. 构成的不规则变化: e.g. good / well – better – best bad / badly – worse – worst many / much – more – most little – less – least far – farther / further – farthest/ furthest,副词的原级和比较级结构,表示“一方与另一方一样”的句型： A + 实义动词 + as + 副词原级 + as + B. e.g. Tom runs as fast as Sam. 表示“一方比另一方更…”的句型： A + 实义动词 + 副词比较级 + than + B. e.g. Tom runs faster than Sam.,1、韩梅比周青更高。
Hanmei is taller than Zhouqing. 2、Jack比他的哥哥更胖 Jack is fatter / heavier than his brother. 3、Mike和他的朋友工作一样努力 Mike works as hard as his friend. 4、Tara比她的妹妹更懒 Tara is lazier than her sister. 5、他和他的爸爸一样瘦 He is as thin as his father.,not as / so … as 不如…,not as / so + 形容词或副词的原级 + as，表示“一方不如另一方”，可与比较级之间做同义句转换例如： Tom isn’t as/so tall as Sam. = Sam is taller than Tom. Tom doesn’t run as/so fast as Sam. = Sam runs faster than Tom.,其他比较级的句型,1、A+be+the+形容词比较级+of the two(…) 意为“A是两者中较…的” e.g. Look at the two boys.My brother is the taller of the two. 看那两个男孩，我弟弟是两个中较高的那个。
2、比较级+and+比较级 意为“越来越…” more and more+原级 e.g. The day is getting cooler and cooler. 天气变得越来越凉爽了e.g. The flowers are more and more beautiful. 花儿越来越美丽 3、the+比较级，the+比较级 意为“越…，越…” e.g. The more careful you are,the fewer mistakes you’ll make. 你越认真，你犯的错误就越少 4、疑问词+be+形容词比较级，A or B？ 疑问词+实义动词+副词比较级，A or B？ e.g. Which is bigger,the earth or the moon? Who draws better,Jane or Cindy?,比较级前的修饰词,比较级前的修饰词可总结为：三多两稍一甚至 三多：much , a lot , far 两稍：a little , a bit 一甚至：even e.g.The weather is much better now. 天气现在好多了。
Can you get up a little earlier tomorrow? 明天你能早点起吗？ He felt even worse yesterday. 昨天他感觉更糟了一、按要求写出下列各词的正确形式 1 easy(比较级)：___________ 2 different(名词)：_________ 3 many(比较级):______ 4 serious(比较级):_____________ 5 friendly(比较级):_________,easier,difference,more,more serious,friendlier,练 习,6 funny(比较级)_________ 7 outgoing(比较级)_______ 8 quiet(反义词)_________ 9 tall(反义词)____________ 10 beautiful(比较级)______________,more beautiful,more outgoing,loud,short,funnier,完成句子,他长得什么样子？他很高 —What does he ____ ____?—He is tall. 2. 他比我高。
He is ______ (tall) than me.,,look like,taller,3.他的头发比我的短 His hair is ______(short) than mine. 4.我来的比你晚 I come _______ (late) than you.,shorter,later,根据句意填入单词的正确形式： 1. My brother is two years _______(old) than me. 2. Tom is as ________(fat) as Jim. 3. Is your sister _________(young) than you? Yes, she is. 4. Who is ________(thin), you or Helen? Helen is. 5. Whose pencil-box is _______(big), yours or hers? Hers is. 6. Mary’s hair is as _______(long) as Lucy’s. 7.Ben ______ (jump) ______ (high) than some of the boys in his class. 8.______ Nancy sing __________ (well) than Helen? Yes, she _____.,older,fat,younger,thinner,bigger,long,jumps,higher,Does,better,does,9.Fangfang is not as ____ (tall) as the other girls. 10.My eyes are _______(big) than _____(she). 11.Which is ________(heavy), the elephant or the pig? 12.Who gets up ______(early), Tim or Tom? 13._____the girls get up_______ (early) than the boys? No, they______. 14. Jim runs _____(slow). But Ben runs _________ (slow). 15.The child doesn’t ______(write) as ______(fast) as the students.,tall,bigger,hers,heavier,earlier,Do,earlier,don’t,slowly,more slowly,write,fast,二、句型转换。
This picture looks beautiful, but that one looks more beautiful.(同义句) That picture looks ______ _________ _______ this one. 2. She has longer hair than Emma.(同义句) Her hair is ______ _______ _______. 3.Helen studies hardest in her class.(同义句) Helen studies ________ than ______ _______ student in her class.,more beautiful than,longer than Emma's,harder any other,4. My father is two years older than my mother. (同义句) My mother is _______ _______ _______ than my father. 5. Li Lei is taller than his twin brother. (同义句) Li Lei is _______ ____。