(完整版)特殊名词变复数

2023-04-13 08:02:27   第一文档网     [ 字体: ] [ 阅读: ] [ 文档下载 ]
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整版,复数,名词,特殊



名词的词形变化

1.不规则复数形式

1)来自古英语的复数形式,如:

child---children foot---feet tooth---teeth goose---geese man---men woman---women mouse---mice louse---lice ox---oxen penny---pence analysis---analyses appendix---appendices

parenthesis---parentheses basis---bases stimulus---stimuli ellipsis---ellipses axis---axes hypothesis---hypotheses oasis---oases crisis----crises criterion---criteria phenomenon---phenomena datum---data medium---media bacterium---bacteria nucleus---nuclei fungus---fungi alumnus---alumni focus---foci radius---radii terminus---termini larva---larvae alga---algae formula---formulae data---datas lens---lenses

2)词尾读音为[f]并以-f0fe结尾的名词复数形式有以下几种情况: a)规则形式:

belief---beliefs chief----chiefs cliff----cliffs grief----griefs

b)不规则形式,即把-f或-fe变成-v,再加-es,读音为[vz]:

calf---calves half---halves leaf----leaves

life----lives loaf---loaves self---shelves thief---thieves wife---wives wolf---wolves c)既可是规则形式又可是不规则形式:

dwarf---dwarfs/dwarves hoof---hoofs/hoves

scarf---scarfs/scarves wharf---wharfs/wharves

3)词干以-o结尾的名次有三种情况:

a)附属形式为-s:这类词包括缩略词kilos, photos;表示国籍或民族的词Filipinos, Eskimos以及radios ,solos, sopranos, studios

b)复数形式为-es,如:heroes, potatoes, tomatoes, Negroes c)复数有规则的和不规则的两种形式,如:

cargo---cargos/cargoes mosquito---mosquitos/mosquitoes volcano---volacbos/volcanoes

2.单复数同形的名词

1)某些动物名词,如:deer, grouse, salmon, trout, carp, bison, sheep 2)以-ese或-ss结尾的表示民族或国籍的名词,如:Chinses, Japanese, Portuguese, Swiss, Vietnamese




3)某些以-s结尾的名词,如:barracks, corps, crossroads, gallows, headquarters, means, series, species, works

4)某些表示计量单位的名词,如:horsepower, hertz, kilohertz, li, mu

其他一些名词,如:aircraft, spacercarft, craft, offspring等。其中请特别注意-s结尾的单复数同形的名词,它们是考试的重点!!

3.不可数名词

不可数名词前一般不需要加定冠词,永远不能加不定冠词! 不可数名词作主语,谓语要用单数形式。 如:Water is important.

但如果不可数名词前面被piece, drop, set等词修饰时,谓语应该与piece, drop, set等的单复数形式保持一致

例如:Few drops of water are needed to save the flower. 下面是典型的不可数名词,是应该熟记的!!

air,smoke,steam,vapor,hydrogen,oxygen,nitrogen,water,oil,soup,juice,ink,rain,snow,ice,tea,coffee,wine,sunlight,sunshine,

lightning,thunder,weather,darkness,heat,light,electricity,energy,power,sugar,salt,rice,corn,powder,flour,sand,dust,dirt,

garbage,grass,hair,furniture,luggage,clothing,mail,equipment,food,meat,fruit,bread,toast,stone,iron,copper,chalk,paper,

glass,wood,money,poetry,jewelry,machinery,weaponry,personnel,scenery,happiness,kindness,honesty,friendship,attention,wi

sdom,success,courage,bravery,health,wealth,ignorance,trouble,ease,luck,laughter,love,peace,news,information,knowledge,

intelligence,fun,pleasure,entertainment,enjoyment,recreation,relaxation,progress,room,work,homework,population,percent,

mathematics,econmics,statistics,meteorology,anthropology,architecture,physics,photography,ethics,politics,mechanics,

genetics,geology,geography,chemistry,philosophy,biology,history,music,English,measles,mumps,diabetes,malaria,pediatrics,

obsterics




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