八年级上册英语单元语法及知识点归纳
新人教版八年级上册英语单元语法及知识点归纳Unit1 Where did you go on vacation?【重点语法】不定代词：不指名代替任何特定名词或形容词的代词叫做不定代词。
用法注意：1. some 和any +可数名/不可数名。
some 多用于肯定句，any多用于否定句、疑问句和条件从句。
有些问句中用some,不用any, 问话者希望得到对方肯定回答。
2. 由some, any, no, every 与body, one, thing构成的复合不定代词作主语时，其谓语动词用三单。
3. 不定代词若有定语修饰，该定语要置于其后：如：something interesting【重点短语】1. buy sth for ab./ buy sb. sth 为某人买某物2. taste + adj. 尝起来……3. nothing...but + V.(原形) 除了……之外什么都没有4. seem + (to be) + adj 看起来5. arrive in + 大地方/ arrive at + 小地方到达某地6. decide to do sth. 决定做某事7. try doing sth. 尝试做某事/ try to do sth. 尽力做某事8. enjoy doing sth. 喜欢做某事9. want to do sth. 想去做某事10. start doing sth. 开始做某事=begin doing sth.11. stop doing sth. 停止做某事区分：stop to do sth. 停下来去做某事12. dislike doing sth. 不喜欢做某事14. so + adj + that + 从句如此……以至于……16. tell sb. (not) to do sth. 告诉某人（不要）做某事17. keep doing sth. 继续做某事18. forget to do sth. 忘记去做某事/ forget doing sth 忘记做过某事【词语辨析】1. take a photo/ take photos 拍照quite a few+名词复数“许多…”2. seem + 形容词看起来…... You seem happy today.seem + to do sth. 似乎/好像做某事I seem to have a coldIt seems + 从句似乎..…. It seems that no one believe you.seem like ... 好像，似乎….. It seems like a good idea.3. arrive in +大地点= get to= reach+地点名“到达......”arrive at +小地点（注：若后跟地点副词here/there/home, 介词需省略，如：arrive here; get home）4. feel like sth 感觉像…feel doing sth. 想要做某事5. wonder（想知道）+疑问词（who, what, why)引导的从句。
6. because of +名/代/V-ingbecause+从句He can’t take a walk because of the rain.I don’t buy the shirt because it was too expensive.7. enough +名词足够的…...形容词/副词+enoughUnit2 How often do you exercise?【重点语法】1. 频率副词: always, usually, often, sometimes, never频率副词在句中通常放在实义动词之前, be动词或助动词之后。
常用于一般现在时态中。
2.“次数”的表达方法一次once，两次twice，三次或三次以上：基数词+ times, 如：three times, five times,3. how often“多久一次”问频率，回答常含有频率词组或短语。
常见的how疑问词：1）How soon 多久（以后）—How soon will he be back?他多久能回来？—He will be back in a month. 他一个月后能回来。
2）how long “多久”—How long did it take you to clean the house? 你打扫房子用了多久？—It took me half an hour to clean the house. 我打扫这房子用了半小时。
3）How many+名复How much+不可名“多少” 问数量（how much 还可问价格）【重点短语】1. go to the movies 去看电影2. look after = take care of 照顾3. surf the internet 上网4. healthy lifestyle 健康的生活方式5. go skate boarding 去划板6. keep healthy=stay healthy 保持健康7. eating habits 饮食习惯8. take more exercise 做更多的运动9. the same as 与什么相同10. be different from 不同11. once a month一月一次12. twice a week一周两次13.make a difference to 对......有影响/作用14. most of the students=most students15. shop=go shopping=do some shopping 购物16. be good for 对......有益17. be bad for 对......有害18. come home from school放学回家19. of course = certainly = sure 当然20. get good grades 取得好成绩21. keep/be in good health 保持健康22. take a vacation 去度假【词语辨析】1. maybe / may bemaybe 是副词，意为“大概，可能，或许”，一般用于句首。
May be是情态动词，意为“可能是...，也许是...，大概是...”.The baby is crying. Maybe she is hungry.The woman may be a teacher.2. a few / few / a little / littlea few (少数的，几个，一些) a little (一点儿，少量)表示肯定few (很少的，几乎没有的) little (很少的，几乎没有的)表示否定修饰可数名词修饰不可数名词People can live to 100, but few people can live to 150.There is little time left. I w on’t catch the first bus.Could you give me a little milk?3. hard / hardlyhard作形容词，意为“困难的，艰苦的，硬的”；作副词，意为“努力地，猛烈地”。
hardly为副词，意为“几乎不”。
The ground is too hard to dig.I can hardly understand them.It’s raining hard. The people can hardly go outside.4. As for homework , most students do homework every day .as for...意思是“至于；关于”，+名词、代词或动词的-ing形式（即动名词）。
如：As for him，I never want to see him here.至于他，我永远不希望在这里见到。
As for the story，you'd better not believe it.关于那故事，你最好不要相信。
5. That sounds interesting.这是“主语+系动词+表语”结构的简单句。
sound（听起来），look（看起来），smell （闻起来），taste（尝起来），feel（觉得），seem（好象），grow（变得）,get （变得）等词在英语中可用作系动词，后跟形容词作表语。
如：It tastes good. 这味道好。
The music sounds very sweet. 这音乐听起来很入耳。
The smoke grew heavier and heavier. 烟雾变得越来越浓了。
6. percent 名词，意为“百分之……”百分数的表示方法：基数+ percent (不用复数形式)，percent做主语时，谓语动词的数要根据其后面的名词来确定。
50％：fifty percent百分之五十Fifty percent of the apples are bad. 50%的苹果都坏了。
Twenty percent of the meat is in the fridge. 20%的肉都在冰箱7. not… at all 意为“一点也不”，not应放在be动词、情态动词或助动词之后。
The story isn’t interesting at all. 那个故事一点也没有趣。
8. It is + adj. to do sth. 做某事是……的。
It is interesting to play computer games. 玩电脑很有趣。
9. take, spend, payIt takes sb. some time to do sth. 意为“花费某人……时间来做某事”。
人(sb.) spend 时间/钱on sth. “买某物花了……钱”。
人(sb.) spend 时间/钱(in) doing“花费多少时间来做某事”。
pay 的主语必须是人，而“花钱买某物”为pay...for...10. however 副词，意为“然而，可是”，表示转折关系，可放在句首、句中、句末。
Unit3 I’m more outgoing than my sister.【重点语法】1. 形容词和副词的比较等级（1）形容词和副词的原形就是原级（2）比较级，表示较……或更……（3）最高级，表示最...。
2. 比较级句型:（1）A + be动词+形容词的比较级+than +B “A比B更……”（注意：A与B必须是同级的，即必须是人与人，物与物进行对比）（2）“A+实意动词+副词比较级+ than + B”表示“A比B…”（3）比较A ，B两人/两事物问其中哪一个较…...时用句型：“Who/which +谓语动词+ adj./adv.比较级，A or B ?”Who is thinner, Jenny or Mary?3. 比较级的特殊用法（1）“比较级+and+比较级”，意为“越来越”。
八年级上册英语各单元语法汇总
Unit1 Where did you go on vacation?【重点语法】不定代词：不指名代替任何特定名词或形容词的代词叫做不定代词。
用法注意：1. some 和any +可数名/不可数名。
some 多用于肯定句，any多用于否定句、疑问句和条件从句。
有些问句中用some,不用any, 问话者希望得到对方肯定回答。
2. 由some, any, no, every 与body, one, thing构成的复合不定代词作主语时，其谓语动词用三单。
3. 不定代词若有定语修饰，该定语要置于其后：如：something interestingUnit2 How often do you exercise?【重点语法】1. 频率副词: always, usually, often, sometimes, never频率副词在句中通常放在实义动词之前, be动词或助动词之后。
常用于一般现在时态中。
2.“次数”的表达方法一次once，两次twice，三次或三次以上：基数词+ times, 如：three times, five times,3. how often“多久一次”问频率，回答常含有频率词组或短语。
常见的how疑问词：1）How soon 多久（以后）—How soon will he be back?他多久能回来？—He will be back in a month. 他一个月后能回来。
2）how long “多久”—How long did it take you to clean the house? 你打扫房子用了多久？—It took me half an hour to clean the house. 我打扫这房子用了半小时。
3）How many+名复How much+不可名“多少” 问数量（how much 还可问价格）Unit3 I’m more outgoing than my sister.【重点语法】1. 形容词和副词的比较等级（1）形容词和副词的原形就是原级（2）比较级，表示较……或更……（3）最高级，表示最…。
仁爱版英语八年级上册知识点归纳
仁爱版英语八年级上册知识点归纳一、Unit 11.重点词汇：festival, custom, occasion, traditional, celebrate, annual, superstition2.语法：一般现在时和现在进行时3.重点句型：How do you celebrate the Spring Festival? I usually clean the house and have a big family dinner.二、Unit 21.重点词汇：adventure, explore, wander, journey, destination, route, scenery2.语法：一般过去时和过去进行时3.重点句型：We visited the Great Wall and took many photos.三、Unit 31.重点词汇：charity, donation, organization, fund, poverty, volunteer, campaign2.语法：情态动词can, could, may, might表请求、允许、建议、批准等3.重点句型：Can I join the charity bike ride? Sure, you can.四、Unit 41.重点词汇：weather forecast, hurricane, tornado, thunderstorm, lightning, disaster, rescue2.语法：虚拟语气3.重点句型：If I were you, I would take an umbrella because it may rain this afternoon.五、Unit 51.重点词汇：talent show, contestant, judge, round, applause, champion, performance2.语法：感叹句3.重点句型：What a wonderful performance!六、Unit 61.重点词汇：hobby, furniture, instrument, recipe, exhibition, display, masterpiece2.语法：动词不定式3.重点句型：She likes to play the piano in her free time.七、Unit 71.重点词汇：environment, pollution, recycle, global warming, carbon dioxide, emissions, alternative2.语法：虚拟语气3.重点句型：If we don't take action now, the environment will bein great danger.八、Unit 81.重点词汇：vacation, destination, souvenir, guidebook, sightseeing, journey, amodation2.语法：宾语从句3.重点句型：I want to know where you are going for vacation.以上是仁爱版英语八年级上册的知识点归纳。
人教版八年级上册英语语法、短语和知识点总结归纳
人教版八年级上册英语语法、短语和知识点总结归纳一、语法1. 一般现在时- 用法：表示经常性或惯性的动作或状态。
- 结构：主语 + 动词原形 (+ 其他成分)- 示例：I play soccer every weekend.2. 一般过去时- 用法：表示过去某个时间点或一段时间内发生的动作或存在的状态。
- 结构：主语 + 动词过去式 (+ 其他成分)- 示例：She watched a movie last night.3. 现在进行时- 用法：表示现在正在发生的动作。
- 结构：主语 + am/is/are + 动词-ing (+ 其他成分)- 示例：They are studying for the exam.4. 现在完成时- 用法：表示动作或状态发生在过去某个时间点，但与现在有关。
- 结构：主语 + have/has + 动词过去分词 (+ 其他成分)- 示例：I have finished my homework.5. 情态动词- 用法：表示能力、意愿、可能性等。
- 常见的情态动词有 can, could, may, might, must, should, ought to 等。
- 示例：He should go to bed early.二、短语1. as well as- 用法：表示两个事物同时存在或发生。
- 示例：She can speak English as well as Chinese.2. in order to- 用法：为了做某事。
- 示例：They woke up early in order to catch the train.3. by the way- 用法：用于引入一个新的话题或问题。
- 示例：By the way, have you seen the latest movie?三、知识点1. 直接引语和间接引语- 直接引语：用引号括起来的原话。
- 间接引语：将直接引语转述为陈述句或疑问句。
人教版八年级英语上册第一单元知识点归纳
Unit1 Where did you go on vacation?一、书本重要语法点梳理go on vacation去度假stay at home待在家里go to the mountains去爬山go to the beach去海滩visit museums 参观博物馆go to summer camp去参观夏令营quite a few相当多study for为……而学习go out出去most of the time大部分时间taste good尝起来很好吃have a good time玩得高兴of course当然feel like给……的感觉；感到go shopping去购物in the past在过去walk around四处走走because of因为one bowl of…一碗……the next day第二天drink tea喝茶find out找出；查明go on继续take photos照相something important重要的事up and down上上下下come up出来buy sth. for sb. / buy sb. sth. taste + adj. 尝起来……look+adj. 看起来……nothing…but+动词原形除了……之外什么都没有seem+（to be）+ adj. 看起来……decide to do sth.决定去做某事stop doing sth. 停止做某事try doing sth.尝试做某事try to do sth.尽力去做某事forget doing sth.忘记做过某事forget to do sth.忘记做某事enjoy doing sth.喜欢做某事want to do sth.想去做某事start doing sth.开始做某事start to do sth.dislike doing sth. 不喜欢做某事keep doing sth.继续做某事Why not do. sth.?为什么不做……呢？so+adj.+that+从句如此……以至于……tell sb. (not) to do sth. 告诉某人（不要）做某事语法：不定代词1）something，anything，nothing，everything是指物的不定代词。
(完整版)八年级上册第一单元英语语法、短语和知识点总结
八年级上册英语语法、短语和知识点总结Unit 1 Where did you go on vacati on?本单元的话题：谈论假期活动内容，复习一般过去时。
本单元的语法:1.复习一般过去时；2•学习不定代词和不定副词的用法。
语法: 1•本单元出现的动词不规则过去式有：is\am---was 是;are -- were 是;go---went 去;buy —bought买；take ---took拿走;do\does —did 做；feed—fed喂；see —saw看见；eat --ate 吃；have\has —had 有、吃；feel -felt 感觉;ride —rode 骑；get --got 到达,得到；can — could 能、会；forget —forgot 忘记；drink —drank 喝；find —found 找到2. 不定代词和不定副词的用法：some bodyany oneevery thingno where （疑问副词）不定代词和不定副词（1）左边的some、any、every、no 与右边的body、one、thing 构成不定代词，some、any、every、no与右边的疑问副词where 构成不定副词;（2）—般情况下以some开头的不定代词和不定副词用于肯定句，以any开头的不定代词和不定副词用于否定句、疑问句；以no开头的不定代词和不定副词表示否定含义（no one为两个单词）；（3）不定代词或不定副词和形容词连用时，形容词放在后面。
He has something important to do. 他有重要的事情要做。
（肯定句用something，形容词important 放后）Did you buy anything special?（一般疑问句用anything，形容词special放后）Did you go any where interesting last mon th? 上个月你去令人感兴趣的地方了吗？（一般疑问句用不定副词anywhere，形容词interesting 放后）（4）不定代词和不定副词做主语时，后面的动词用单数形式。
八年级上册英语各单元重要语法点总结超详细汇总
八年级上册英语各单元重要语法点总结超详细汇总，帮你理清Unit1 Where did you go on vacation?【重点语法】不定代词：不指名代替任何特定名词或形容词的代词叫做不定代词。
用法注意1. some 和any +可数名/不可数名。
some 多用于肯定句，any多用于否定句、疑问句和条件从句。
有些问句中用some,不用any, 问话者希望得到对方肯定回答。
2. 由some, any, no, every 与body, one, thing构成的复合不定代词作主语时，其谓语动词用三单。
3. 不定代词若有定语修饰，该定语要置于其后：如：something interestingUnit2 How often do you exercise?【重点语法】1.频率副词: always, usually, often, sometimes, never频率副词在句中通常放在实义动词之前, be动词或助动词之后。
常用于一般现在时态中。
2.“次数”的表达方法一次once，两次twice，三次或三次以上：基数词+ times, 如：three times, five times,2.how often“多久一次”问频率，回答常含有频率词组或短语。
常见的how疑问词：1）How soon 多久（以后）—How soon will he be back?他多久能回来？—He will be back in a month. 他一个月后能回来。
2）how long “多久”—How long did it take you to clean the house? 你打扫房子用了多久？—It took me half an hour to clean the house. 我打扫这房子用了半小时。
3）How many+名复How much+不可名“多少”问数量（how much 还可问价格）Unit3 I’m more outgoing than my sister.【重点语法】1. 形容词和副词的比较等级（1）形容词和副词的原形就是原级（2）比较级，表示较……或更……（3）最高级，表示最...。
八年级上册英语各单元知识点
Unit1 How often do..exercise1.疑问词how的用法（1）怎样，用什么手段，方法等How do you come to school?（2）提问身体健康状况How are you?（3）how many,how much表示“多少”其中how much还可以表示钱数。
how many后接可数名词复数，how much接不可数名词。
How many pens do you want? How much water do we drink every day? H ow much are those pants?（4）how often是对动作发生的“次数”进行提问，询问的是频率“多久一次”（有可能在完型中出题）How often do you play tennis? How often do you surf the Internet?（5）How old…？询问年龄How old are you?（6）How about…？……如何？……怎么样？（后面要跟名词、名词性短语或动名词）Howabout going to the movies?2.time表示不可数名词，意为“时间”；表示可数名词，意为“次数，倍数”What time is it? I go to the movies three times a week.注意“次数”的表达方法（注意构成）一次once,两次twice,三次或三次以上用基数词加上times:three times,三次3. exercise v./n.锻炼4. as for意为“就……而论；至于”（重要）As for fruit,I eat it sometimes. As for him,I never want to see him here.5. want to do sth. want sb.to do sth.My mother wants me to drink it. I want you to help me with my math.6. She says it's good for my health.be good for…表示“对……有益（有好处）其反义为：be bad for…对……有害/无益Drinking milk is good for your health. Reading in bed is bad for your eyes.7. try to do sth.尽量/尽力做某事I'll try to learn English well. I try to eat a lot of vegetables.You must try to take more exercise.8. Look afterI look after my health.My brother is ill. I have to look after him today.He often helps his mother look after his little sister.9. help sb.（to）do sth.帮助某人做某事（to大多都是省略）My healthy lifestyle helps me get good grades. She often helps me learn math.10. the same as…与……一样Is her lifestyle the same as yours or different?She looks the same as her sister.11. I think I'm kind of unhealthy.kind of=a little有点儿（重要短语）；a kind of一种12. although=thoughAlthough he's ill,he goes to school on time.13. keep in good health（重点掌握）=keep healthy=stay healthykeep+形容词表示保持某种状态A lot of vegetables help you to keep in good health.Keep quiet!The baby is sleeping. We must keep our classroom clean14. That sounds interesting.look（看起来），sound（听起来），smell（闻起来），taste（尝起来），feel（觉得），seem（好象），grow（变得）,get（变得）等词在英语中可用作系动词，后跟形容词作表语。
八年级上册英语第一单元语法知识点
八年级上册英语第一单元语法知识点一般过去时态。
1. 概念：表示过去某个时间发生的动作或存在的状态。
2. 构成：。
- 主语 + was/were + 表语（用于第一人称单数 I 和第三人称单数 he/she/it 用 was，其他人称用 were）。
- 主语 + 动词的过去式（用于除 be 动词以外的动词）。
3. 常用的时间状语：yesterday（昨天），last week（上周），last month（上个月），last year（去年），two days ago（两天前），in 1990（在 1990 年）等。
4. 动词过去式的构成规则：。
- 一般在动词末尾加 -ed，如：play - played。
- 结尾是 e 的动词加 -d，如：like - liked。
- 重读闭音节词，双写末尾辅音字母再加 -ed，如：stop - stopped。
- 以辅音字母 + y 结尾的动词，变 y 为 i 再加 -ed，如：study - studied。
5. 句式变化：。
- 否定句：在 was/were 后加 not；在动词过去式前加 didn't，动词过去式变回原形。
- 一般疑问句：将 was/were 提到句首；句首加 Did，动词过去式变回原形。
不定代词。
1. some 和 any 的用法：。
- some 常用于肯定句中，any 常用于否定句和疑问句中。
- 但在表示请求、建议或希望得到肯定回答的疑问句中用 some。
2. few，a few，little，a little 的区别：。
- few 和 a few 修饰可数名词，few 表示“几乎没有”，a few 表示“一些”。
- little 和 a little 修饰不可数名词，little 表示“几乎没有”，a little 表示“一些”。
复合不定代词。
1. 常见的复合不定代词：something，anything，nothing，everything，someone，anyone，no one，everyone 等。
鲁教版(五四学制)八年级上册英语期末复习各单元语法知识点清单(实用,必备!)
鲁教版（五四学制）八年级上册英语期末复习各单元语法知识点清单Unit 1 Could you please clean your room知识清单一、单词一一词性和词形变化I.depend v．依赖-dependent adj依靠的－（反义词）independent adj.独立的—independence n．独立；2.fair ad j公平的一一（反义词）unfair ad」不公平的－�公正性3.Lll adj有病的-illness n疾病4.can情态动词“能，可以“一过去式：could5.sweep v.打扫一过去式：swept6. dish n.菜，碟千一复数：dishes7.live v居住，生活一现在分词：l i vin g二、重要短语和知识点Section A1.do the dishes 洗碗；洗餐具：洗盘子2.take out the rubbish倒垃圾3.fold the clothes叠衣服4.sweep the floor打扫地板5.make the/ one's bed 铺床6.clean the living room打扫客厅7.no problem没问题8.go out for dinner出去吃饭9.go to the movies 去看电影10.stay out late 在外面待到很晚11.get a ride搭车12.work on正在使用；从事于13.help our with帮忙处；帮忙做某事14.at least 至少15.finish doing slh充成某事16.any minute now很快：马上；随时：任何时刻17.pretty c lean and tidy相当干净整洁18.be angry w ith sb生某人的气e home from school/work放学／下班回家20.throw down扔下21.sit down in front of the TV在电视机前坐下e over走过来；顺便拜访23.take--for a walk带．．．散步／遥弯titke the dog for a walk遥狗24.all the tim e频繁；反复；一直25.all day= the whole day整日；整天26.all evening/ night整晚／夜27.do housework做家务28.shout back大声反驳：大声回应29.walk away 走开30.the next day第二天31.find＋宾语＋adj发现．怎样find the house clean and tidy 发现房子干净、整洁32.in surprise惊奇地：诧异地：吃惊地34.neither of us 我们两个都不35.as so on as-－－－－就－－－－36.get something to drink弄些／拿点喝的东西37.hang out闲逛38.pass sb slh = pass sth to sb递给某人某物pass me the salt= pass the salt to me把盐通给我lend some money t o me 39.lend sb sth= lend sth to sb借给某人某物lend me some money借给我一些钱40.try(not) to do sth努力（不要）做某事41.get sth wet 把／将某物弄湿42.do chores做杂务：处理琐事43.borrow sth (from sb)（向某人）借某物Section BI.invite sb to sp邀谐某人去某地invite sb to do sth邀诮某人做某车2.go to the store去商店3.have a test进行刹验4.make sb do sth使／让某人做某事5.help with housework帮忙做家务＝help sb. do housework6.a waste of time 浪费时间7.not have time to do sth =have no time to do sth没时间做某事8.spend time on sth在某物上花费时间spend time doing sth.花费时间做某事9.in order to 目的是：为了JO.get good grades取得好成绩11.get into a good university进入一所好大学12. there is no need for sb to do sth. 某人没必要做某事13.it's one's job to do sth. 做某事是某人的工作14.provide sth. for sb. = provide sb. with sth为某人提供某物JS.mind doing sth. 介意做某车16.its not enough to do sth做某事是远远不够的I 7.depend on依靠：信赖depend on呻too much过千依赖I 8.be always doing sth一且在做某事19.develop children's independence培养孩子们的独立性20.take care of= look a fter照顾：处理take good care of sb =look after sb. well好好照顾某人21.do one's part in doing sth.尽某人一份力做某事22.have no idea不知道23.as a result因此；结果24.fall ill生病fall sick生病25.the earlier…the better...越早．．，越好26.learn to be independent 学会独立27.agree with sb.同意某人的观点agree to do sth同意做某事28.It's fair/unfair for sb.to do sth.“对某人来说做某事是（不）公平的＂29.for example= such as 例如30.the idea of fairness 公正性的概念31.teach sb how to do sth. 教会某人怎样做某事三、句子Section AI.Peter, could you please take out the rubbish?彼得，请你倒一下垃圾好吗？2.Could I at least finish watching this show?至少让我看完这个节日行吗？3.I think two hours of TV is enough for you!我认为两个小时的电视对你来说足够了！4. And she won't be happy if she sees this mess并且如果她看到这么杂乱，会不商兴的。
八上英语知识点
八年级英语上册语法知识点1. 形容词/副词的比较级和最高级的构成规则（1）单音节词和少数以-er，-ow结尾的双音节单词，比较级在后面加-er，最高级在后面加-est。
①单音节单词small→smaller→smallestshort→shorter→shortesttall→taller→tallestgreat→greater→greatest②少数以-er，-ow结尾的双音节单词clever→cleverer→cleverestnarrow→narrower→narrowest（2）以不发音e结尾的单音节单词，比较级在原形后加-r，最高级在原级后加-st。
large→larger→largestnice→nicer→nicestable→abler→ablest（3）以一个辅音字母结尾的闭音节（即：辅音＋元音＋辅音）单词中，先双写末尾的辅音字母，比较级加-er，最高级加-est。
big→bigger→biggesthot→hotter→hottestfat→fatter→fattest（4）以“辅音字母＋y”结尾的双音节词，把y改为i，比较级加-er，最高级加-est。
easy→easier→easiestheavy→heavier→heaviestbusy→busier→busiesthappy→happier→happiest（5）其他双音节词和多音节词，比较级在前面加more，最高级在前面加most。
beautiful→more beautiful→most beautifuldifferent→more different→most differenteasily→more easily→most easily（6）有少数形容词、副词的比较级和最高级是不规则的，必须熟记。
good→better→bestwell→better→bestbad→worse→worstill→worse→worstold→older/elder→oldest/eldestmany/much→more→mostlittle→less→leastfar →further/farther→furthest/farthest2. 形容词和副词比较级的用法（1）“甲+be+(倍数)+形容词比较级+than+乙”表示“甲比乙…”或“甲比乙…几倍”。