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[四级词汇语法] 2011英语四级语法讲义大全:名词二

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发表于 2012-8-14 00:30:10 | 显示全部楼层 |阅读模式
2)可数名词:; X# v1 s# c. F* S8 P
可数名词除用复数形式表一类之外,一般都要加冠词:A birdcaufly.
4 F' V  m+ }# w+ f3 VThe frog is a kind of hibernating animal.
. b+ e6 g) [# u2 r( ?# HVegetables sold at this shop are usually fresh.' Z/ A  K1 [2 G" M
‚有复数形式:
% }$ l7 m) P+ D; X. |$ ua)规则变化——加“s”或“es”(与初中同,略)
4 s9 P& ^+ I) Q: r. g4 I9 _5 xb)不规则变化——child (children), foot (feet), tooth (teeth), man (men),
$ J+ A4 Q# u, x& v+ o9 awoman (women), mouse (mice), goose (geese), Englishman (Englishmen),, Y( m, z. f; h9 B* P6 s9 Q9 }
phenomenon(phenomena)…
( s+ k7 z6 W) Z, g. }( O  E注意:c)单、复数同形:sheep, deer, Chinese, Japanese, fish(同一种鱼)……。如,a sheep, two sheep, H! C, x* B1 Q, r  Z+ _1 P2 h
d)只用复数形式: thanks, trousers, goods, clothes, socks, shoes,…/ o$ N# ~1 d9 b3 j9 J9 |* E
e)形复实单:physics, politics, maths, news, plastics(塑料),means.
5 V  R# P( Z9 H. c3 v+ O* kf)形单实复:people (人民,人们),the police, cattle等
- ^; R1 g, a  p7 Z3 _% i  og)集合名词如:family, public, group, class等。当作为整体时,为单数;当作为整体中的各个成员时,为复数。如:   My family is a big one.      My family are music lovers.
+ O4 o4 @8 O  @/ G) u; c, v  d8 Hh)复合名词变复数时,(a)只把复合名词中的主体各词变为复数形式。如:sister(s)-in-law嫂子,弟妹;step-son (s)继子;editor (s) -in-chief总编辑。3 _# m( ]0 L& G! L
(b)如没有主体名词则在最后一个词的后面加“s”。如:grown-up(s)成年人,go-between(s)中间人, `7 T3 f: z$ p2 C
(c)woman, man作定语时,要与被修饰的名词的数一致。如:a man servant—men servants, a woman doctor—women doctors
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