小学英语必考知识点：句子单数变复数

　　(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.

　　编辑推荐：小学英语必考重点知识点

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