单数句变复数句六绝招

1 单数句变复数句六绝招 单数句变复数句是七年级英语试题中的一个题类 小学英语一般很少涉猎 进入初中 有的同学在做类似题时往往丢三落四 容易出错 只要注意下面的六要素 问题便迎刃而 解 1 人称代词主格单数变成相应的人称代词主格复数 即 I we you you she he it they 如 She is a girl They are girls 2 am is 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 a cat They are cats 5 指示代词 this that 变为 these those 如 This is a book These are books 6 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 如 He is a man doctor They are men doctors This is an apple tree They are apple trees 记住单数句变复数句的口诀 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 该咋办 these those 替代它 he she it 要变啥 全部变 they 就行了 I 要变 we 别落下 名词后面把 s es 加 名前冠词去掉它 其余成分原样加 但是 在英语中有些单数句不能变为复数句 如 Lily is fourteen 莉莉十四岁 His name is Jim 他的名字叫吉姆 等 单数句变复数句练与析 安徽巢湖 万小泉 同学们都会把单数可数名词变为复数形式 可当我们在做 将单数句变为复数句 这种题 目时 常常会 顾此失彼 出现不少错误 你难道不例外吗 那就 Have a try 练习展示 将下列单数句改为复数句 1 This is a chair 2 Is that a pencil box 3 He is a good boy 2 4 Is it a ruler 5 I am an English teacher 6 This is my new book 7 That blue eraser is mine 8 What s this in English 9 I am a driver 10 She has a pencil sharpener 11 Is it a pear 12 This is my pen 13 He likes his bike 14 Is that an apple tree 15 He is a man doctor 16 What s your telephone number 17 Where is your computer 18 Are you in Class One 19 Is that his brother No it isn t 20 Is she my teacher Yes she is 21 I am at home 22 He can have a look at this picture 上面练习做得还顺手吗 还是看看专家是如何解析吧 专家解析 单数句变复数句涉及名词和动词的人称和数 人称代词 物主代词 指示代 词的人称和数的问题 单数句变为复数句时 上述各类词都要做相应变化 其它词类不变 当然 也有一些特殊的情况 1 These are some chairs 2 Are those any pencil boxes 在把单数句子变为复数句子时 指示代词需要作相应的变化 this these that these 第 1 2 小题即是如此 3 They are some good boys 4 Are they any rulers 5 We are English teachers 在把单数句子变为复数句子时 人称代词需要作相应的变化 主格 I we you you he she it they 宾格 me us you you him her it them 第 3 4 5 小题即是如此 6 These are our my new books 7 Those blue erasers are ours 在把单数句子变为复数句子时 物主代词需要作相应的变化 形容词性物主代词 my our your your his her its their 名词性物主代词 mine ours yours yours his her its theirs 第 6 7 小题即是如此 8 What are these in English 9 We are some drivers 在把单数句子变为复数句子时 连系动词 be 需要作相应的变化 be am is are 第 8 9 小题即是如此 3 10 They have some pencil sharpeners 11 Are they any pears a an 表示 一个 只能用在单数可数名词之前 在把单数句子变为复数句子时 一定要 把 a an 去掉 或改为 some any 第 10 11 小题即是如此 12 These are my pens 13 They like their bikes 在把单数句子变为复数句子时 一般情况下 形容词性物主代词不需要改为复数形式 第 12 小题即是如此 但是当句中形容词性物主代词与句中的主语一致时 该物主代词应随 主语人称的改变而变化 仍要保持一致 第 13 小题即是如此 14 Are those any apple trees 15 They are some men doctors 在把单数句子变为复数句子时 起修饰作用 作定语 的名词一般保持不变 只将其后的 名词改为复数形式 第 14 小题 如 apple 即是如此 但是 若 man 或 woman 做定语修饰可 数名词时 在整个句子变成复数的情况下也要变成 men 或 women 第 15 小题即是如此 16 What are your telephone numbers 17 Where are your computers 18 Are you in Class One 在把单数句子变为复数句子时 第二人称形容词性物主代词 your 与其人称代词 you 单复 数同形 因此只需要改变其他部分的单复数形式即可 如第 16 17 18 小题即是 19 Are those their brothers No they aren t 20 Are they our teachers Yes they are 在把单数句子变为复数句子时 句式不能改变 即单数句子是疑问句 变为复数句子时 仍然是疑问句 第 19 20 小题即是 21 We are at home 22 They can have a look at these pictures 凡事都有特殊情况 在把单数句子变为复数句子时 一些固定短语 如 at home have a look 等 中的单数可数名词是不可以改变的 仍然保留原先的单数形式 如第 21 小题中的 home 第 22 小题中的 look 即是如此 解题口诀 当同学们掌握了名词变复数的基本方法之后 再记住下面的口诀 相信 单数句变复数 句这一语法难点便会迎刃而解 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 I 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 名词定语别管它 man 与 woman 是例外 一般规则照着用 固定短语分清楚 单数句变复数句 单数句变复数句歌谣 单数句变复数句 代词四变要记住 4 人称 指示 反身变 物主代词看一看 连系动词 am is 变成 are 冠词 a an 要去掉 改为 some any 也可以 名词做定语 介宾不要变 有 man 和 woman 也例外 句式不要变 十全十美题做完 1 人称代词由单数变复数 1 主格 I we you you he she it they 2 宾格 me us you you him her it them 例 1 She is a girl They are girls 例 2 I like her We like them 2 指示代词由单数变复数 this these that those 例 1 This is a book These are some books 例 2 Is that a pen Are those any pens 3 反身代词 第一人称 myself ourselves 第二人称 yourself yourselves 第三人称 himself themselves herself itself 例 1 I am teaching myself computer We are teaching ourself computer 例 2 The child himself draws this picture The children themselves draw these pictures 4 物主代词由单数变复数 1 名词性物主代词 mine ours yours yours his hers its theirs 2 形容词性物主代词 my our your your his her its their 例 1 The book is mine The books are ours 例 2 This is her pen These are their pens 5 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 1 This is my book These are my books 6 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 1 He likes his bike They like their bikes 7 连系动词由单数变复数 is am are 例 1 I am a teacher We are some teachers 8 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 1 This is a book These are some books 例 2 Is that a pen Are those any pens 9 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 其它成分时 该名词不变 例 1 He is a boy student They are some boy students man 和 woman 除外 5 例 2 She is a woman worker They are some women workers 10 单数句变为复数句时 句式不能改变 即单数句是疑问句时 变为复数句时 仍然是疑问句 例 1 What s this What are these 例 2 She likes his bike They like their bikes 可数名词的复数形式的部分规则 1 一般情况加 s 结尾是清辅音读 s 结尾是浊辅音或元音读 z 例 friend friends cat cats style styles sport sports piece pieces 2 以 s x ch sh 结尾的词 在该词末尾加上后辍 es 构成复数 读 iz 例 bus buses quiz quizzes fox foxes match matches flash flashes 3 以辅音字母 y 结尾的名词 将 y 改变为 i 再加 es 读 z 例 candy candies daisy daisies fairy fairies lady ladies story stories 4 以 o 结尾的名词 有生命的加 es 无生命的加 s 构成复数 读 z 例 tomato tomatoes potato potatoes torpedo torpedoes bingo bingoes 有生命 例 silo silos piano pianos photo photos macro macros 无生命 5 以 f 或 fe 结尾的名词 多为将 f 或 fe 改变为 ves 但有例外 读音变化 尾音 f 改读 vz 例 knife knives life lives leaf leaves staff staves scarf scarves 反例 roof roofs 6 以 ce se ze d ge 等结尾的名词 加 s 读 z 例 price prices case cases orange oranges 名词的不规则变化 man men woman women child children people people fish fish sheep sheep deer deer foot feet mouse mice tooth teeth 单数句变复数句精炼 一 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 6 9 She is a woman worker 10 He likes his bike 二 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 10They like my bikes 三 将下列名词变为复数形式 map egg apple orange pen box bus girl boy baby knife photo tomato man woman milk water desk table bike 单数句变复数句精炼答案 一 将下列单数句变为复数句 1 These are some books 2 Are those any pens 3 They are girls 4 We like them 5 The books are ours 6 These are their pens 7 We are some teachers 8 They are some boy students 9 They are some women workers 10 They like their bikes 二 将下列复数句变为单数句 1 What is this 2 He likes his bike 3 This is my book 4 This is a book 5 Is that a pen 6 She is a girl 7 I like her 8 This is a book 9 Is that a pen 10 He likes my bike 三 将下列名词变为复数形式 maps eggs apples oranges pens boxes buses girls boys babies 7 knives photos tomatoes men women milk water desks tables bikes