一、单数变复数：

classroom- window- light-

picture- computer- floor-

wall- teacher’s desk-

schoolbag - door- fan -

cake- name- storybook-

toy- kite- candy-

notebook- blackboard-

key- picture- shoe-

glass- bag-

二、用括号里的词的正确形式填空。

I have two (candy), three (key), some

(toy), some (storybook) and a (panda) in my (schoolbag)。

可数名词变复数形式的规则

1一般情况，在词尾加-s.

desk---desks girl---girls

boy---boys pen---pens

2以-s,-x,-ch,-sh 结尾的词，在词尾加--es

bus---buses box--boxes

brush--brushes watch--watches

3以辅音字母加-y结尾的词，变y为i，加-es

baby-babies family--families

4以-f或-fe结尾的词，变f或fe为v，再加-es

knife---knives刀 leaf---leaves树叶

5以辅音字母加-o结尾的词，一般情况下，在词尾加-es

tomato---tomatoes potato--potatoes

6可数名词变为复数形式的不规则变化如下：

foot---feet mouse---mice man---men

woman---women child---children

Chinese--Chinese deer---deer

sheep---sheep fish---fish

●名词单数变复数练习

box_________pencil____________watch_______

star__________door________flower________

window_________bag_________book________

dog____________cat__________tree_________ people_______girl_____________man_________

woman___________policeman______tooth_____

doctor_________teacher__________child_________

class________student__________eye________

ear_________photo_______map___________

desk__________half_________bird_________

wolf________family________sheep________

baby_______bus_________cloth________

key________ tomato__________mouse_______

dish_________eraser_________ apple__________