英语单数句变复数句马寨小学马寨小学 曹秋霞曹秋霞 1、人称代词由单数变复数：第一人称：单数（主格） I，复数，复数we; 单数（宾格）单数（宾格）me, 复数复数us; 第二人称：单复数，主宾格：全是第二人称：单复数，主宾格：全是you,第三人称：单数（主格）第三人称：单数（主格）he,she,it,复数：复数：they；； 单数（宾格）单数（宾格）him,her,it,复数：复数：them；； 例如：例如：She is a girl. 复数：复数： They are girls. I like her. 复数复数 We like them. 2、指示代词由单数变复数 单数this, 复数复数these; 单数单数that，， 复数复数those;例如：例如：This is a book.复数复数 These are (some) books.例如：例如： Is that a pen? Are those (any) pens? 3、物主代词由单数变复数第一人称：单数（形容词性物主代词）第一人称：单数（形容词性物主代词）my, 复数复数our; 单数（名词性物主代词）单数（名词性物主代词）mine,复数复数ours第二人称：第二人称：your;yours;第三人称：单数（形容词性物主代词）第三人称：单数（形容词性物主代词）his，，her,its, 复数：复数：their；； 单数（名词性物主代词）单数（名词性物主代词）his,hers,its,复数：复数：theirs;例如：例如：The book is mine. The books are ours. 例如：例如：This is her pen. These are their pens. 4、一般情况下，形容词性物主代词在单数句变复数句时不变。
例如：This is my book. These are my books. 5、当句中形容词性物主代词与句中的主语一致时，形容词性物主代词应随主语人称的变化而变化，仍要保持一致例如：He likes his bike. They like their bikes. 6、连系动词由单数变复数：is/am变成are例如：例如： I am a teacher. We are (some) teachers. 7、a/an表示一个，只能用在单数名词前，当单数句变复数句时，一定要把a/an去掉，或改为some/any例如：This is a book. These are (some) books.例如：例如：Is that a pen? Are those (any) pens? 8、当名词作定语或在介词短语中作介词宾语充当除宾语以外的其他成分时，该名词不变例如：He is a boy student.They are (some) boy students.(man 和和 woman)除外除外。
例如：例如：She is a woman worker. They are (some) women workers. 9、单数句变为复数句时，句式不能改变，即单数句是疑问句时，变为复数时，仍然是疑问句例如： What's this? What are these?例如：She likes his bike. They like their bikes. 单数句变复数句口诀：单数句子变复数，变化规则要记住名词代词要变化，am,is要变要变arethis,that变成啥，变成啥，these,those来替它he,she,it要变啥，全部变要变啥，全部变they不用怕不用怕 I 要变要变we 莫落下，名词后面把莫落下，名词后面把s/es加名前冠词去掉它，其余成分原样加名前冠词去掉它，其余成分原样加 将下列单数句变为复数句1.This is a book.2. Is that a pen?3. She is a girl.4. I like her.5. The book is mine.6.This is her pen.7. I am a teacher.8. He is a boy student.9. She is a woman worker.10. He likes his bike.These are some books.Are those any pens?They are girls.We like them.The books are ours.These are their pens.We are teachers.They are boy students. They are some women workers.They like their bikes. 将下列复数句变为单数句1.What are these?2.They like their bikes.3.These are my books.4.These are (some) books.5.Are those (any) pens?6.They are girls.7.We like them.8.These are (some) books.9.Are those (any)pens?10.They like my bikes.What is this?She likes her bike.This is my book.This is a book.Is that a pen?She is a girl.I like it/her/him.This is a book.Is that a pen?He likes my bike. Thank you! 。