machinery, wealth
(3) 集体名词视具体情况而定单复数:
family, class, population, staff, crew, couple,
public, group, team, party, club, company,
government, committee, audience, enemy
kilo
piano
calf
passer-by
go-
between
grown-up
girl friend
sister-in-law man servant looker-on
watches ladies foxes flies brushes
tomatoes inches halves kilos pianos
(4) 只有复数形式的名词:
clothes, trousers, jeans, twins, glasses,
compasses, scissors, goods ,thanks, wishes,
wages, tears, troops,.精fo品课rc件e. s, resources
17
(5) 以s结尾但不表示复数:
Failure(失败)is the mother of success 失败是成功之母。
a failure失败者
by experience靠经验
an experience一次经历
youth青春
a youth一个青年人
have pity on sb.怜悯某人
a pity可惜的事情
with pleasure乐意
8
A>名词只能用复数形式的短语: