文档介绍：可数名词单数变复数专项练****br/>龙腾教育 单数变复数专项练****br/>单数变复数专项练****br/>一、变化规则
1、一般情况下直接在词尾加s
例：book---books  apple---apples
orange---_______esk
龙腾教育 单数变复数专项练****br/>key orange boy friend parent mother father sister brother son daughter case box card family
七、按要求变换句型（把1—10句变为复数句。
1. This is my friend.
2. This is a bike.
is her brother.
is a book.
is an eraser.
is a red orange.
is a teacher.
8. What’s this?
is my mother.
is a Chinese boy.
八、写出下列名词的复数形式
龙腾教育 单数变复数专项练****br/>1、orange 2、class 3、monkey 4、piano 5、child 6、shelf 7、bed 8、country 9、family 10、toy 11、foot 12、radio 13、photo 14、tomato 15、woman 16、knife 17、sheep 18、ship 19、dish 20、mouse 21、tooth 22、leaf______
九、选择填空
( )1．I can see three ________ in the zoo. A monkeys  B monkeyes C monkey
( ) pig has four ______. A. foot B. feet C. foots
( ) two brothers are both ______. A. policeman B. policemans C. policemen
( ) can see ten _____ in the picture.