小学英语名词单数句变复数句.ppt

名词单数句变复数句名词单数句变复数句单数主格人称代数主格人称代词要要变成相成相应的复数主格人称代的复数主格人称代词. .I→weI→we：：you→youyou→you；； she, he, it→theyshe, he, it→they She is a girl. She is a girl.→They are girls. →They are girls.  am, is am, is要要变为areare I'm a student. I'm a student. →We are students.→We are students.不定冠不定冠词a, ana, an要去掉 He is a boy. He is a boy. →They are boys→They are boys指示代指示代词this, thatthis, that要要变为these, thosethese, those This is a book.This is a book.→These are books. →These are books. 普通普通单数名数名词要要变为复数形式。

复数形式 It is a cat. It is a cat. →They are cats. →They are cats. man, man, womanwoman作作定定语修修饰可可数数名名词时，，要要在在 " "数数" "上上与与被被修修饰名名词保保持持一一致致但但其其他他名名词修修饰名名词表表示示 " "性性质" "时，不作，不作变化 He is a man doctor He is a man doctor →They are men doctors. →They are men doctors. This is an apple tree This is an apple tree →They are apple trees.→They are apple trees.口诀口诀单数句子数句子变复数，复数，变化化规则要要记住    名名词代代词要要变化，化，am, isam, is要要变arearethis, thatthis, that变成成啥，，these, thosethese, those来替它he, she, ithe, she, it要要变啥，全部，全部变theythey不用怕不用怕. .要要变wewe莫落下，名莫落下，名词后面把后面把s/ess/es加。

加名前冠名前冠词去掉它，其余成分原去掉它，其余成分原样加ExcercisesExcercises 单复数相互转换，每空一词单复数相互转换，每空一词( (含缩含缩写写) )1. The woman is a nurse.(1. The woman is a nurse.(改改为复数句复数句) ) The_________ _________ _________. The_________ _________ _________. 2. There are some old cars.(2. There are some old cars.(改改为单数句数句) )　　There _________ _________ old _________.There _________ _________ old _________.3. He has a new book.(3. He has a new book.(改改为复数句复数句) ) _________ _________ new _________. _________ _________ new _________. 4. Are these your chicks ?(4. Are these your chicks ?(改改为单数句数句) ) _______ _______ your _______? _______ _______ your _______?5. Is there a sheep in the playground?(5. Is there a sheep in the playground?(改改为复数句复数句) )　　 ________ there ________ ________ in the playground? ________ there ________ ________ in the playground?。