1、8A Unit 18A Unit 1 Grammar 2Grammar 2funny helpful easy cheerful tidy importantclose bigwide cleverhealthy tiredhot far large funnier funniest AdjectiveComparativeSuperlativeRulestallsmallnicefineprettyeasyslimbigbeautifultallertallestsmallersmallest一般情况下直接一般情况下直接加加”er”或者或者”est”nicernicestfinerfines
2、t以以“e”结尾的形容结尾的形容词直接加词直接加”r”或者或者“st”prettierprettiesteasiereasiest以辅音字母以辅音字母+“y”结尾的结尾的形容词吧形容词吧“y”改改“i”加加“er”或或“est”slimmerslimmestbiggerbiggest重读闭音节并且只有一重读闭音节并且只有一个辅音字母结尾的形容个辅音字母结尾的形容词双写加词双写加“er”或者或者“est”more beautifulmost beautiful部分部分双音节词双音节词或者多音节或者多音节词直接加词直接加“more”或者或者“most”AdjectiveComparativeSup
3、erlativegoodwellillbadmanymuchlittlelessleastbetterbestworseworstmoremostHui Tailang is _(bad)than Xi Yangyang.But Xi yangyang is much _(smart)than Hui Tailang.worsesmarterXi yangyangHui Tailangadj.比较级用法比较级用法1.在比较级前可用在比较级前可用 much,even,a little,a lot等来修饰等来修饰eg.Now the air in our hometown is _ than it
4、 was before.A.much better B.more worse C.more better D.much worsteg.He ran even _ (happy)at that time.more happilyadj./adv.比较级用法比较级用法2.表本身程度变化表本身程度变化(越来越越来越):比较级比较级+and+比较级比较级eg.1)他的鞋子越来越脏。他的鞋子越来越脏。2)衣服越来越贵。衣服越来越贵。3)她们跳得越来越美。她们跳得越来越美。His shoes are dirtier and dirtier.more+and more+原级原级 只用于以只用于以“more
5、more”构成比较级的词构成比较级的词Clothes are more and more expensive.They dance more and more beautifully.adj.比较级用法比较级用法3.同义句：同义句：比较级比较级+than any other+单数单数名词名词 =比较级比较级+than the other+复数复数名词名词 =最高级最高级+范围范围eg.Spring is the best season of the year.=Spring is better _ _ _ season of the year.=Spring is better _ _ _ s
6、easons of the year.thananyotherthantheother4.我们我们 用用“Which+比较级，比较级，or?”的句型来表示在两者中选择。的句型来表示在两者中选择。如：如：Which is bigger,the sun or the moon?adj.最高级用法最高级用法1.三者或以上相比三者或以上相比,表示最高程度用表示最高程度用“the +最高级最高级”*最高级后常有介词短语最高级后常有介词短语(of/among/in)来表示范围。来表示范围。adj.最高级也可最高级也可用用ones替代替代theadj./adv.最高级用法最高级用法2.one of+the+
7、最高级最高级+复数复数名词名词表示表示“最最之一之一”eg.The hair clip is one of _(pretty)among those ones.He was one of _(fast)_(swim)of all.the prettiestthe fastestswimmerseg.Changjiang is shorter than Huanghe,but longer than the other rivers in China.=Changjiang is _ _ _ river in China.adj./adv.最高级用法最高级用法3.the second/third
8、/fourth+最高级最高级表示表示“第几第几”eg.Millie is the third _(tall)in her class.tallestthesecondlongest改错改错1.他的观点比我的新。他的观点比我的新。His idea is _.2.我的铅笔比你的短。我的铅笔比你的短。My pencil is _.3.哪一条河流更长，长江还是黄河？哪一条河流更长，长江还是黄河？Which river is _,Changjiang or the Yellow River?4天气越来越冷了天气越来越冷了。It is _colder and colder.shorter than you
9、rs longer thannewer than mine 50kg200kg400kgThe first box is_.The second box is _ than the first one.The third box is _of all.heavyheavier the heaviestThe first bag is very nice.The second bag is _than the first one.The third bag is _ of all.nicerthe nicestThe first kite is good.The second kite is _
10、 the first one.The third kite is _ of the three.better thanthe bestWork out the rules Comparing 2 things,we use comparatives,and we put than _ the comparatives.Comparing 3or more than 3 things,we can use superlatives,and we can put the _ the superlatives.beforeaftere.g.Simon is taller than Kitty.He
11、is the tallest boy of the three.Daniel wants to write something about his friends.Lets turn to P12.Millie Sandy AmyPeterKittySimonHeight(cm)157170160173155171Weight(kg)45504455405350mSwimming(sec)403830343635Drawing competition9/1010/109/105/106/108/10English test10/108/109/106/108/107/101.Simon is
12、_(tall)Sandy.taller than2.Peter is _(tall)of the six students.the tallest3.Sandy is _(heavy)Millie.heavier than4.Peter is _(heavy)of the six students.the heaviest5.Among the six students,Millie is _(slow)swimmer.the slowest6.Amy is _(fast)swimmer of the six students.the fastest7.Millies drawing is_(
13、beautiful)Peters.more beautiful than8.Sandys drawing is_(beautiful)in her class.the most beautiful9.Millies English is_(good)Simons.Millies English is_(good)in her class.better thanthe bestBeijing is the best city in China.Which city is the best in China,Nanjing,Shanghai or Beijing?Beijing is the be
14、st city of the three cities.superlatives:1.Sth.be superlative+范围(in/of).2.Which be superlative,A,B or C?1.Max is _than May.He is_ in our class.(tall)2.Peters flat is _ than Amys.Peters is _ of all the students.(close).3.Sandy is _ than Millie.She is _ of the three girls.(pretty)tallerthe tallestclos
15、erprettierthe prettiestthe closestFill in the blanks with the proper forms4.Jack is _ than his father.He is _ in his family.(thin)5.Millies pictures are _ than Simons.Hers are _ of all.(beautiful)6.Millies English is _than me.Her English is _ in our school.(good)thinnermore beautifulbetterthe thinne
16、stthe most beautifulthe bestDiscuss Describe your own objects or classmates using comparatives and superlatives with your partner.My best friend Susan is taller than I am.She is very kind and clever.I think she is the most helpful and hard-working girl of all my friends.Good,better,best Good,better,
17、best.Never let it rest(休息休息).Till good is better.And better is best.Translation1.Millie 的英语比的英语比Jenny好好.Millies English is better than Jennys.2.我想游泳我想游泳是最有趣的运动是最有趣的运动.I think swimming is the most interesting sport.3.上海比镇江大上海比镇江大.Shanghai is bigger than Zhenjiang.4.他是我们四个中最胖的他是我们四个中最胖的.He is the fatt
18、est of us four.5.5.黄河是中国第二长河流。黄河是中国第二长河流。The Yollow River is the second longest river in China.1.When to use positives(原级）原级）?2.When to use comparatives(比较级）比较级）?3.When to use superlatives?（最高级）（最高级）When we see very,(much)too,quite,so,how,as as,etc.When we see than,much,far,even,still,a little,of the two,more and more,the more,the more,etc.When we see the,of,in,etc.1.1.Revise the use of adjectives,Revise the use of adjectives,comparatives and comparatives and superlatives.superlatives.2.2.Complete the exercises in Complete the exercises in the workbook.the workbook.
