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2011英语四级语法讲义大全:名词二

来源:考试网   2011-11-12   【

2)可数名词:
可数名词除用复数形式表一类之外,一般都要加冠词:A birdcaufly.

The frog is a kind of hibernating animal.

Vegetables sold at this shop are usually fresh.

‚有复数形式:

a)规则变化——加“s”或“es”(与初中同,略)
b)不规则变化——child (children), foot (feet), tooth (teeth), man (men),

woman (women), mouse (mice), goose (geese), Englishman (Englishmen),

phenomenon(phenomena)…

注意:c)单、复数同形:sheep, deer, Chinese, Japanese, fish(同一种鱼)……。如,a sheep, two sheep

d)只用复数形式: thanks, trousers, goods, clothes, socks, shoes,…
e)形复实单:physics, politics, maths, news, plastics(塑料),means.

f)形单实复:people (人民,人们),the police, cattle等

g)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.

h)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。
(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

(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

纠错评论责编:snrvge
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