可数名词变复数形式的规则
1一般情况（包括元音字母y结尾的单词），在词尾加s
deskdesks书桌
girlgirls女孩
boyboys男孩
pe
pe
s钢笔
2以sxchsh结尾的词，在词尾加es
busbuses公交车
boxboxes箱子
brushbrushes刷子
watchwatch手表
3以辅音字母加y结尾的词，变y为i，加es
babybabies婴儿familyfamilies家庭
4以f或fe结尾的词，变f或fe为v，再加es
k
ifek
ives刀leafleaves树叶
5以辅音字母加o结尾的词，一般情况（有生命）下，在词尾加es
tomatotomatoes西红柿
potatopotatoes马铃薯
6可数名词变为复数形式的不规则变化如下：
footfeet脚oxoxe
公牛Chi
eseChi
ese中国人
mousemice老鼠ma
me
男人deerdeer鹿
goosegeese鹅woma
wome
女人sheepsheep绵羊
fishfish鱼childchildre
孩子
同步练习题
1
f1选择填空
1．Ica
seethree________i
thezoo
Amo
keysBmo
keyesCmo
key
2Thepighasfour______AfootBfeetCfoots
3Mytwobrothersareboth______
Apolicema
Bpolicema
sCpoliceme

4Ica
seete
_____i
thepictureAsheepBdogCpig
5The_____hasthree______
AboyswatchesBboywatchCboywatches
6Ca
yousee_______o
theplateAbreadBbreadsCbreades
7Thegirlofte
brushesher_____beforeshegoestobed
AtoothBtoothsCteeth
8MrBlackofte
dri
ksome_________AmilkBmilksCmilkes
9Therearesome_____o
thefloorAchildBwaterCbooks
10Lucywillshowussome
ew____ofhers
AphotoBphotosCphotoes
11Idra
ktwo______
AbottlesofwaterBbottleofwaterCbottlesofwaters
12Thecateatstwo_____last
ight
AmousesBmiceCmouse
13I
eedape
a
dsome_____AbooksBdeskCchair
14、There
o
thewallTheyareverybeautiful
AarephotoesBarephotosCisaphotoDisphotos
15There
some
i
theriver
AisfishBarefishsCisfishsDarefish
16Theretwoi
thebox
AiswatchBarewatchesCarewatchDiswatches
17Weshouldclea

twiceaday
AourtoothBourtoothsCteethDourteeth
18Our_____roomis
earthereadi
groom
AteacherBteacher’sCteachers
19Toma
dJimare___
Afrie
ds
Bfrie
d
Cbrother
Dsister
20Howma
y_____dotheyhave
Apicture
BpicturesCapicture
2
f三、用所给的单词的复数的正确形式填空：1Therearethree______chairi
theclassroom2These_______tomatoarered3Mybrotherlooksaftertwo______baby4Myfatherlikestoeat_______potato5Chi
ese______peopleliketoeat
oodles6Ihavealotof______toyi
mybedroom7Ihelpmymotherwash______dishi
thekitche
8Ihavetwo______pe
cilbox9Therearesome______busi
thestreet10Pr