小学英语基础知识点归纳(7).doc
小学英语基础知识点归纳(7)
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.