來(lái)源:網(wǎng)絡(luò)資源 2022-03-06 21:52:14
中考英語(yǔ)知識(shí)點(diǎn):可數(shù)名詞的復(fù)數(shù)變化規(guī)則
1. 可數(shù)名詞復(fù)數(shù)形式的規(guī)則變化。
(1)一般情況下在末尾直接加s。如:map—maps, bag—bags
(2)以s,x,,sh,ch結(jié)尾的名詞,在末尾加es。如:bus—buses, box—boxes, dish—dishes, watch—watches
(3)以輔音字母加y結(jié)尾的名詞,變y為i,再加es。如:family—families, fly—flies
【注】以元音字母加y結(jié)尾的名詞,y不變,直接在末尾加s。如:boy—boys, monkey—monkeys
(4)以o結(jié)尾的名詞,變復(fù)數(shù)時(shí), 一般情況下在末尾加s。如:photo—photos, piano—pianos, zoo—zoos
【注】小學(xué)階段有兩個(gè)以o結(jié)尾的名詞,變復(fù)數(shù)時(shí),要在末尾加es。它們是:potato—potatoes, tomato—tomatoes
(5)以f,fe結(jié)尾的名詞,變f,fe為ves。如:half—halves,knife—knives,leaf—leaves,wolf—wolves
2. 可數(shù)名詞復(fù)數(shù)形式的不規(guī)則變化。
(1)單復(fù)數(shù)同形。如:deer—deer,sheep—sheep,fish—fish
(2)oo變?yōu)閑e。如:foot—feet,tooth—teeth,goose—geese
【注】book, school等詞變復(fù)數(shù)時(shí),直接在末尾加s。如:book—books,school—schools
(3)a 變?yōu)閑。如:man—men,woman—women
【注】由man,woman 構(gòu)成的復(fù)合詞,也要如此變化。如:a man doctor—six men doctors,a woman teacher—nine women teachers
(4)加詞尾變復(fù)數(shù)。如:child—children, ox—oxen
(5)特殊變化。如:mouse—mice
(6)表示國(guó)家、國(guó)民的名詞變復(fù)數(shù)時(shí),其變化規(guī)則有如下竅門(mén):
中日不變英法變,有man,woman 的變men, women(German除外),其余后面加s。如:
Chinese—Chinese Japanese—Japanese
Englishman—Englishmen Englishwoman—Englishwomen
Frenchman—Frenchmen Frenchwoman—Frenchwomen
American—Americans German—Germans
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