小升初英语句子单数变复数知识点

 句子单数变复数，注意以下五要素

(1)主格人称代词要变成相应的复数主格人称代词,即I→we, you→you，she,he,it→ they。

如：She is a girl. →They are girls.

(2)am，is要变为are。如：

I'm a student. →We are students.

(3)不定冠词a，an要去掉。如：

He is a boy. →They are boys.

(4)普通单数名词要变为复数形式。如：

It is an apple. →They are apples.

(5)指示代词this，that要变为these，those。如：

This is a box. →These are boxes.

练一练：

一 按要求写出所给单词的复数形式.

1.snowman _____ 2. leaf _____ 3. family _____ 4. city _____ 5. dish ______

6. child _____ 7. man ______ 8. woman ______ 9. dress ______ 10 potato

11.piano 12. toy 13. Englishman 14.Chinese

15. wife 16. wolf 17. fox 18 peach 19 name

二 把下列句子改为复数句子形式

1.This is a nice flower.________ ________ nice _________.

2. This is a girl.___ _______ ___________girls.

3. This is a backpack.__ ______ _______ backpacks. __________ __________ ___

4. This is Tony's ruler.___ ______ _________Tony's _ ______ .

5. This is my parent. __ ______ _________ my _ _____ _ __.

6. This is a bedroom.

7. The flower is red._________ _________ _________ __________

8. Here is your book. Here ______ ______ _______.

9. He / She is a teacher.

10. She is a woman doctor. They ________ ________ doctors.

11.What is this? What _____ ___ _?

12.It is an eraser.

13. She is my uncle's daughter._______ _______ my uncle's ________

14. I am a student.

15. He's a Chinese boy.