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1、GrammarGrammarGrammarBetty has short hair.Her hair is short.short adjective(形容词形容词)We use adjectives to describe someone or something某人某人 某物某物 We can put an adjective _ a noun(名词名词)or _“be”。beforeaftera linking verb(连系动词连系动词)。look sound smell taste be becomeget growturn seem keep feel Bettys hair is
2、 shortBettys hair is shorter than Mays(hair).Mays hair is longer than Bettys(hair).The white jeep is longer than the black one.The black jeep is shorter than the white one.Her hair is longer than mineHer hair is the longest in the world.Comparative 比较级比较级superlative 最高级最高级1 12 23 3Ruler 3 is longer
3、than Ruler 2.Ruler 1 is shorter than Ruler 2.Ruler 3 is the longest of all._50kg200kg400kgThe first box is_.The second box is _ than the first one.The third box is _of the three.heavyheavier the heaviestthe biggestbiggerbigPrice:100 dollars Price:200 dollars The red MP3 player _ _The white MP3 playe
4、r is more expensive than the red one.短：形容词后加短：形容词后加-er,长：原形前加长：原形前加 more,is cheaper than the white one.The white one is _ than the red one.bigger/nicerHow to form comparatives and superlativesShort adjectivesLong adjectivesOne or two syllables(音节音节)Three or more syllables1.1.大多数形容词后加大多数形容词后加 -er/-es
5、t.-er/-est.2.2.以不发音字母以不发音字母e e 结尾的形容词加结尾的形容词加-r/-st.-r/-st.3.3.以辅音字母以辅音字母+y+y 结尾的形容词结尾的形容词,先把先把y y改成改成i,i,然后然后加加-er/-est-er/-est 4.4.以重读闭音节结尾的形容词以重读闭音节结尾的形容词,先双写最后一个辅先双写最后一个辅音字母音字母,然后加然后加-er/-est.-er/-est.tall-taller-tallest small-smaller-smallest nice-nicer-nicest fine-finer-finest pretty-prettier-
6、prettiest easy-easier-easiest slim-slimmer-slimmest big-bigger-biggest5.5.多音节的形容词多音节的形容词,应在前面加应在前面加 more/most beautiful-more beautiful-most beautiful important-more important-most important 不规则不规则-better-best-worse-worst good/wellbad/illmany much little far-more-most-less-least-farther-farthest youn
7、g:clean:wide:close:healthy:busy:sad:red:amazing:far:bad:little:younger youngest cleaner cleanest wider widest closer closest healthier healthiest busier busiest sadder saddest redder reddest more amazing most amazing farther farthest worse worst less least Adjective Comparative superlative1.funny2.g
8、ood3.happy4.interesting5.large6.smart7.thin(2)(1)(2)(3)(1)(1)(1)funnierfunniestbetterbesthappierhappiestmore interestingmost interestinglargerlargestsmartersmartestthinnerthinnest既可以加既可以加er,est，又可以用，又可以用more,mostPage 12 Tip比较级的特殊用法：比较级的特殊用法：1、在比较级前面加下列单词，表示程度在比较级前面加下列单词，表示程度2、用用and表示越来越表示越来越3、固定的句式：
9、固定的句式：much,far,a lot,a little,even China is getting more and more beautiful.Its getting colder and colder.The earlier,the better.(so,very,quite 修饰原级修饰原级)Im much taller than Tom.heavyChina,Russia,Japan bigtalldeliciousWhich is?Who is?A survey调查调查Make a survey in small groups.Report your results to th
10、e class.Who is the friendliest student in your group?Who is the most hard-working student in your group?Who is the most polite student in your group?1.The earth is _(big)than the moon.The sun is _(big)of the three.2.My Heart Will Go On is one of _ (popular)songs.3.Which do you like _ (well),tea or c
11、offee?4.This film is _ (exciting)than that one.5.I believe you will study _(hard)than last term.6.Lily had _(many)apples than Lucy.But she had _(little)juice than Lucy.7.Its _(hot)than yesterday.8.He is _(tall)boy of the two.biggerthe biggestthe most popularbettermore excitinghardermorelesshotterthe
12、 taller 我们的学校比他们的略大一点。我们的学校比他们的略大一点。她比我年轻多了。她比我年轻多了。我们用更少的钱来做更多的事情。我们用更少的钱来做更多的事情。Our school is a little bigger than theirs.She is much younger than I(am)/me.We use less money to do more things.Good,better,best,Never let it rest,Till good is better,And better is the best.(rest:停止停止till:直到）直到）Homework 1.Recite the new words and phrases.2.Remember the.3.Finish the exercise.Describe a friend in our class.e.g.She has long hair He is tall