1704948956
1704948957
His mathematics are weak.他的数学能力不强。
1704948958
1704948959
The acoustics of the new concert hall are excellent.新音乐厅的音响效果好极了。
1704948960
1704948961
有些名词表示由两部分构成的东西,都作复数形式,如:
1704948962
1704948963
glasses jeans knickers pants pyjamas shorts tights trousers binoculars pincers pliers scales scissors shears tweezers 这种名词常可以a pair of(一副,一条)修饰:
1704948964
1704948965
Have you got a pair of scissors?你有一把剪刀吗?
1704948966
1704948967
He bought two pairs of shorts.他买了两条短裤。
1704948968
1704948969
a faded pair of blue jeans 一条褪色的工装裤
1704948970
1704948971
也可不用修饰语:
1704948972
1704948973
I have to get new glasses.我得买(一副)新眼镜。
1704948974
1704948975
He watched the horse-race through (a pair of) binoculars.他用望远镜看赛马。
1704948976
1704948977
He was wearing striped pyjamas.他穿一套带条纹的睡衣睡裤。
1704948978
1704948979
个体名词及集体名词:
1704948980
1704948981
可数名词中多数是个体名词,也有一些是集体名词。最常见的集体名词有:
1704948982
1704948983
army audience committee company crew enemy family flock gang government group herd navy press public staff team 在用这类名词作主语时,后面动词有时作复数形式:
1704948984
1704948985
A group of children were playing in the park.一群孩子在公园里玩耍。
1704948986
1704948987
A flock of wild geese were flying over head.一群雁正从头上飞过。
1704948988
1704948989
The crew are paid to do all the work on the ship.船员被雇来干船上的各种工作。
1704948990
1704948991
有时作单数形式:
1704948992
1704948993
The press was not free.新闻界不自由。
1704948994
1704948995
The Edison Telephone Company was presently swallowed up by the Bell Telephone Company.爱迪生电话公司最近被贝尔电话公司吞并。
1704948996
1704948997
Our navy is made up of all warships.我们的海军由所有战舰组成。
1704948998
1704948999
但在很多情况下,须根据意思来决定后面的动词用单数还是用复数:
1704949000
1704949001
1704949002
1704949003
1704949004
具体名词和抽象名词:
1704949005
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