单数-复数句型转换讲解部分

单数句变复数句辅导 版权-- 必须让孩子复习并掌握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：bag→ bags hat →hats; bottle→ bottles sport →sports piece →pieces  book—books  shirt—shirts  pant—pants 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  fox → foxes; match→ matches   watch →watches 3. 以辅音字母+y结尾的名词，将y改变为i，再加- es,读[z]。 candy→ candies; factory→ factories  city→ cities  baby--babies lady→ ladies;   story→ stories butterfly--butterflies 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   piano→ pianos   photo→ photos（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  wife—wives  wolf—wolves scarf→ scarves/  scarfs      反例：roof→ roofs 6  以-ce se ze（d）ge等结尾的名词，加-s，读[z]。 price—prices    case—cases  orange—oranges bridge--bridges 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  goose—geese  将下列名词变为复数形式 map  egg  apple  orange  tomato  potato  photo  zoo  picture  chair box  bus  girl  boy baby monkey  wolf  giraffe  knife  man  woman table  desk  dictionary  deer  goat  fish  child  foot  tooth  mouse cola  milk  water  coffee chicken  fish cream  juice  tea 单数句变复数句歌谣：              单数句变复数句,   代词四变要记住。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 。 一. 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 . She is a nice girl. ------ They are nice girls . I like him. -----    We like them. 二． 指示代词由单数变复数： this ----these  ， that--- those This is an English book.     These are（some）English books . Is that a new pencil？      Are those（any）new pencils？ 三． 反身代词： 第一人称    myself---ourselves 第二人称    yourself---yourselves 第三人称    himself/ herself / itself ----themselves I am teaching myself English.  ---We are teaching ourselves English. The child herself draws this picture.--The children themselves draw these pictures. 四. 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 The book is mine.----- The books are ours. That is her pencil-case.---- Those are their pencil-cases. 一般情况下，形容词性物主代词在单数句变复数句时不变。 This is my book . ----    These are my books . 五．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。 He likes his bike. ----- They like their bikes. 六. 连系动词由单数变复数 ：is/am ---- are I am a Chinese teacher.----- We are（some）Chinese teachers. 七． a/an 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 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。 This is an orange. ---These are（some）oranges. Is that an eraser ？ --- Are those（any）erasers？ 八． 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。 He is a boy student.------They are（some）boy students. （man和woman）除外。She is a woman worker.---They are（some）women workers. 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。 What’s this？----  What are these？ She likes her watch.  They like their watches. 下面是我摘录的内容（大同小异），供参考： 1. 可数名词单数要变为其相应的复数形式?例如: I am a teacher.→We are teachers. It is a box.→They are boxes. 2. 人称代词主格要由单数形式变为复数形式, 即:I→we,you→you (you的单数形式和复数形式相同),he (she, it)→they?例如: I am a student.→We are students. She is a girl.→They are girls. 3. am, is要变为are?例如: I am in Grade One.→We are in Grade One. He is a teacher.→They are teachers. 4. 指示代词this和that要分别变为these或those?例如: This is a pencil-case.→These are pencil-cases. That is an English car.→Those are English cars. 5. 不定冠词a/an要去掉?例如: It is a black cat.→They are black cats. She is an English teacher.→They are English Teachers. 6. man或woman作定语修饰可数名词时,在整个句子变成复数句的情况下,也要变为复数形式men?women?例如: She is a woman doctor.→They are women doctors. 注意:在单数句变为复数句时,普通单数可数名词要变为复数形式,但当名词修饰名词表示“性质”时,作修饰语的名词不必变化?例如: This is an apple tree. 这是一棵苹果树?→These are apple trees. 这些是苹果树? 6+1. 单数句变复数句时,句中的形容词?定冠词?副词?疑问词?介词短语和感叹词等都保持不变?例如: Who is she? 她是谁?→Who are they? 他们是谁? He is young. 他年轻?→They are young. 他们年轻? 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 box. 2 Is that a pear？ 3 She is a girl student. 4 I like her. 5 The book is mine. 6 This is her sweater. 7 I am a woman teacher. 8 He is a man doctor. 9 She is an English girl. 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 old bikes. 3 These are my Chinese dictionaries. 4 These are（some）oranges. 5 Are those（any）sheep？ 6 They are white teeth. 7 We like them. 8 These are（some）knives. 9 Are those（any）pink scarves？ 10. They like their babies. 单数句变复数句精炼 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 一 将下列单数句变为复数句 1.This is a box.--- These are（some）boxes . 2.Is that a pear？--Are those（any）pears？ 3. She is a girl student. –They are girl students. 4. I like her.—We like them. 5. The book is mine.---The books are ours. 6. This is her sweater.—These are their sweaters. 7. I am a woman teacher.--We are（some）women teachers. 8. He is a man doctor.--- They are（some）men doctors. 9. She is an English girl.--- They are (some) English girls. 10. He likes his bike.--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 his computer.