小学英语--名词单数句变复数句

3. He has a new book.(改为复数句)
_________ _________ new _________. 4. Are these your chicks ?(改为单数句) _______ _______ your _______? 5. Is there a sheep in the playground?(改为复数句) ________ there ________ ________ in the playground?

单数主格人称代词要变成相应的复数主格人称代词. I→we：you→you；


she, he, it→they。
She is a girl.

→They are girls.

am, is要变为are。

I'm a student.
→We are students.
不定冠词a,
an要去掉。

→They are men doctors. This is an apple tree

→They are apple trees.
wk.baidu.com 口诀

单数句子变复数，变化规则要记住。 名词代词要变化，am, is要变are。 this, that变成啥，these, those来替它。 he, she, it要变啥，全部变they不用怕.


要变we莫落下，名词后面把s/es加。
名前冠词去掉它，其余成分原样加。
Excercises
单复数相互转换，每空一词(含缩写)。
1. The woman is a nurse.(改为复数句)
The_________ _________ _________.
2. There are some old cars.(改为单数句) There _________ _________ old _________.

He is a boy.
→They are boys

指示代词this, that要变为these, those。

This is a book.
→These are books.

普通单数名词要变为复数形式。

It is a cat.
→They are cats.

man, woman作定语修饰可数名词时，要在 "数"上 与被修饰名词保持一致。但其他名词修饰名词表 示 "性质"时，不作变化。 He is a man doctor