根据括号内所给单词的适当形式填空。1. Look! She ______(hiccup). 2. Tom_______(bear) in 2001. 3. Who is ______(young) in your family. 4. The apple is high f-八年级英语
考点名称:可数名词(单数名词,复数名词)
- 可数名词:
是指能以数目来计算,可以分成个体的人或东西;
因此它有复数形式,当它的复数形式在句子中作主语时,句子的谓语也应用复数形式。 - 名词单数变复数的规则:
情况 构成方法 例词 读音 一般情况 在词尾加-s desk→desks
map→maps-s在清辅音后发/s/ day→days
girl→girls-s在元音和浊辅音后发/z/ 以s,x,ch,sh结尾的词 在词尾加-es bus→buses box→boxes watch→watches fish→fishes -es发/iz/音 以辅音字母加-y结尾的词 变y为i再加-es family→families
factory→factories
party→patries-ies发/iz/音 以元音字母加-y结尾的词 在词尾加-s day→days
boy→boys
key→keys-s发/z/音 以f或fe结尾的词 变f或fe为v再加-es knife→knives
life→lives
wife→wives
half→halves-ves发/vz/音 以辅音字母加-o结尾的词 在词尾加-es potato→potatoes
tomato→tomatoes
hero→heroes-es发/z/音 以元音字母加-o结尾的词 在词尾加-s radio→radios
zoo→zoos-s发/z/音
妻子骑牛拿起刀,wife,calf,knife ↑
追得贼狼满街跑,thief,wolf →→→变f或fe为v,再加es
碰倒架子丧己命,shelf,self,life ↓
手帕树叶半空飘。handkerchief,leaf,half ↓ - 名词复数的不规则变化:
1.不规则形式:
child→children(儿童)
man→men(男人)
woman→women (女人)
an Englishman→two Englishmen(英国人)
foot→feet(脚)
tooth→teeth(牙)
mouse→mice(老鼠)
ox →oxen(公牛)
goose→geese(鹅)
2.单复同形:
deer,sheep,fish,Chinese,Japanese, species,means,Swiss
除人民币,美元、英镑、法郎等都有复数形式。
如:a dollar,two dollars; a meter,twometers
3.集体名词,以单数形式出现,但实为复数:
people police cattle是复数
(OK :a person,a policeman,ahead of cattle,the English,the British,the French,the Chinese,the Japanese,the Swiss )
(Error:a people,a police,a cattle )
表示国民总称时,作复数用。
(The Chinese are industries and brave. 中国人民是勤劳勇敢的。)
4.以s结尾,仍为单数的名词
maths,politics,physics等学科名词,为不可数名词,是单数。
news是不可数名词。
5.表示由两部分构成的东西,
glasses(眼镜) trousers (长裤) clothes(衣服)
若表达具体数目,要借助数量词pair(对,双)a pair of glasses two pairs of trousers suit(套)
6.另外还有一些名词,其复数形式有时可表示特别意思
goods (货物) waters (水域) fishes (各种鱼) - 可数名词变复数的几种形式:
1) 单数名词加s: students, apples, bags, trees, books, brothers.
2) 以s、x、sh、ch结尾的名词加es: glasses, boxes, brushes, matches.
3) 以辅音字母加y结尾的名词,变y为i加es: cities, babies, enemies.
4) 以f或fe结尾的名词,多数变f为v加es: wives, knives.但有些词只加s: roofs,proofs, chiefs.
5) 以o结尾的名词,有些加es: Negroes, heroes, tomatoes, potatoes. 其它加s: radio s, zoos, pianos, photos.
6) 不规则名词:foot→feet, goose→geese, tooth→teeth, child→children, man→men, woman→women, mouse→mice.
7) 单复数同形的名词:sheep,fish,dee.
注意:fish表示种类时,也用fishes这样的形式。
考点名称:形容词的比较级,形容词的最高级
- 形容词的比较级:
当两种物体之间相互比较时,我们要用形容词或副词的比较级;
当相互比较的物体是三个或三个以上时,我们就要用形容词或副词的最高级。 形容词的比较级和最高级的特殊变化规则:
一、少数单音节词前面加 more-, most- 构成比较级和最高级
tired ---- more tired , most tired
fond ----- more fond , most fond
glad ----- more glad , most glad
bored ---- more bored , most bored
pleased---- more pleased , most pleased二、不规则变化
good /well------- better ,best
bad/badly/ill------ worse , worst
many/much-------more , most
little ------ less , least
far ---- farther, farthes / firther , furthest
old ---- older , oldest (GA)
---- older , oldest / elder , eldest (GB)三、下列形容词和副词的比较级和最高级有两种形式
cruel----- crueler, cruelest /more cruel , most cruel
strict---- stricter , strictest /more strict , most strict
often----- oftener , oftenest / more often , most often
friendly------ friendlier , friendliest / more friendly , most friendly
clever----- cleverer, cleverest / more clever , most clever四、下列形容词和副词没有比较级和最高(即表示”最高程度”或”绝对状态”的形容词和副词没有比较级和最高级)
empty , wrong , perfect , unique , extreme , excellent , favourite (GB)/ favorite (GA) , true , right , correct , extremely ...- 形容词的比较级和最高级用法:
形容词比较等级用法:
1.没有比较对象时,用原级。
I have a new computer.
2.两者比较,程度相同。
A+系动词+as+adj.+as+B.
Our school is as beautiful as theirs.
3.两者比较,程度不同。
A+系动词+not as+adj.+as+B.
The weather here is not as hot as that in the south.
4.A比B更…
The earth is bigger than the moon.
5.比较级前可以用much,even,still,far,a lot,a little,a bit,any等修饰。
Your room is much bigger than mine.
I’m a little shorter than her.
6.用比较级可以表示最高级含义:
John is stronger than any other boy in his class.=John is stronger than any of the other boys.
两者不属于同一范畴,不能用other.
Chongqing is bigger than any city in Sichuang.
7.“比较级+and+比较级” 表示“越来越…”
China is becoming more and more beautiful.
Days are getting longer and longer.
8.用the+比较级,the+比较级 表示”越…就越…”.
The busier he is, the happier he feels.
9. Which/Who+is+比较级 A或B?
A和B哪一个/谁更…?
Which is better,this one or that one?
最高级用法:
表示三者或三者以上的人或物的比较,一个在某方面超过其他两个或多个时,用最高级,结构是
主语+系动词+the+形容词最高级+of/in短语。
This story is the most interesting of the three.
1. one of the+形容词最高级+名词复数
它的意思是最…之一。
English is one of the most important languages in the world.
2. which/who…+is+形容词最高级
“…最...”
Which is the heaviest,the horse,the sheep or the elephant?
3.最高级前可以用序数词
The Yellow River is the second longest river in China. - 形容词的比较级和最高级的变化规则: