Unit 2 Different Families知识点与重点易错（专项训练）-2026-2027学年人教PEP版英语三年级上册

**基本信息** 聚焦三年级上册Unit 2家庭主题，以"词汇-语法-句型"为逻辑链，通过基础-提升-拓展三级训练，系统强化指示代词、物主代词等核心语法点，助力语言能力与思维品质同步发展。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |指示代词|9题（含近处/远处场景题）|this指近处，that指远处，结合over there等语境词判断|从概念认知到场景应用，梯度提升语境辨析能力| |一般疑问句|9题（含肯定/否定回答）|Is this/that...?用it回答，后续可补充he/she明确性别|从基础问答到复杂情境转换，强化语法规则应用| |物主代词|9题（含my/your/his/her辨析）|根据人称性别选择，名词前必须接物主代词|从单一人称到多人称转换，构建代词使用逻辑链| |家庭成员词汇|9题（含亲属关系推理）|通过"father's father=grandpa"等关系推导|从词汇记忆到亲属关系逻辑分析，提升思维品质|

最新人教PEP版三年级上册 Unit 2 Different Families 知识点与重点易错专项练习 重点单词 father (爸爸) mother (妈妈) brother (哥哥/弟弟) sister (姐姐/妹妹) grandpa (爷爷/外公) grandma (奶奶/外婆) uncle (叔叔/舅舅) aunt (阿姨/姑姑) cousin (堂兄妹/表兄妹) family (家庭) baby (宝宝) me (我) love (爱) 重点短语 this is (这是) that is (那是) come here (过来) look at (看) my family (我的家庭) your mother (你的妈妈) his brother (他的兄弟) her sister (她的姐妹) 重点句型 This is my... (这是我的……) That is your... (那是你的……) Is this your...? (这是你的……吗？) Yes, it is. (是的，它是。) No, it isn't. (不，它不是。) Who's that? (那是谁？) He's my... (他是我的……) She's my... (她是我的……) 重点语法 1. 指示代词 this / that：this 指近处的人或物，that 指远处的人或物。 2. 一般疑问句 Is this/that...? 及其肯定回答 Yes, it is. 否定回答 No, it isn't. 3. 形容词性物主代词 my / your / his / her：后面必须接名词，如 my father, your mother, his brother, her sister。 4. 人称代词 he / she：he 指男性（他），she 指女性（她）。 5. Who's = Who is，用于询问某人是谁，回答用 He's / She's / It's。 6. 名词所有格：用 's 表示所属关系，如 Olivia's mother（Olivia的妈妈）。 7. 冠词 a / an：a 用于辅音音素开头的单词前，an 用于元音音素开头的单词前，如 a brother, an uncle。 考点1：指示代词 this / that 的正确使用（this 指近处，that 指远处） 基础题：（选择题） ◇（ ）1. ______ is my father.（指着近处的照片） A. This B. That C. It ◇（ ）2. ______ is your mother.（指着远处的女士） A. This B. That C. He ◇（ ）3. ______ is my brother.（指着身边的男孩） A. That B. This C. She 提升题：（选择题） ▷（ ）1. ______ is your grandpa over there. A. This B. That C. These ▷（ ）2. Come here, Lily. ______ is my cousin Bella. A. That B. This C. Those ▷（ ）3. Look at the photo. ______ is my family. A. This B. That C. These 拓展题：（选择题） ★（ ）1. — Who's ______ man near the door? — He's my uncle. A. this B. that C. these ★（ ）2. — Mom, ______ is my friend Jam. — Hello, Jam! A. that B. this C. those ★（ ）3. ______ is my aunt in the picture on the wall. A. This B. That C. These 考点2：一般疑问句 Is this/that...? 及其肯定/否定回答 基础题：（选择题） ◇（ ）1. — Is this your sister? — Yes, ______. A. it is B. it isn't C. she is ◇（ ）2. — Is that your brother? — No, ______. A. it is B. it isn't C. he is ◇（ ）3. — Is this your mother? — ______, it is. A. No B. Yes C. Not 提升题：（选择题） ▷（ ）1. — Is that your grandpa? — ______, it isn't. He's my father. A. Yes B. No C. Not ▷（ ）2. — Is this your cousin? — Yes, ______ is. A. he B. she C. it ▷（ ）3. — Is this your family photo? — ______, it is. A. No B. Yes C. Not 拓展题：（选择题） ★（ ）1. — Is that your baby brother? — No, ______. ______ is my cousin. A. it isn't; He B. it is; He C. it isn't; She ★（ ）2. — Is this your aunt? — Yes, ______. A. she is B. it is C. he is ★（ ）3. — Is that your grandmother? — No, ______ isn't. ______ is my mother. A. it; She B. she; It C. it; It 考点3：形容词性物主代词 my / your / his / her 的正确使用 基础题：（选择题） ◇（ ）1. This is ______ father.（我的） A. my B. your C. his ◇（ ）2. That is ______ mother.（你的） A. my B. your C. her ◇（ ）3. He is ______ brother.（她的） A. his B. her C. my 提升题：（选择题） ▷（ ）1. Olivia, is this ______ family photo? A. my B. your C. his ▷（ ）2. This is Zhang Hao. ______ mother is a teacher. A. My B. His C. Her ▷（ ）3. That is Bella. ______ sister is Lily. A. His B. Her C. My 拓展题：（选择题） ★（ ）1. Jam is ______ cousin. ______ mother is my aunt. A. my; His B. my; Her C. your; His ★（ ）2. This is Chen Wei and ______ brother Zhou Kai. A. my B. his C. her ★（ ）3. — Is that ______ grandma, Olivia? — Yes, she is ______ grandma. A. your; my B. my; your C. your; her 考点4：人称代词 he / she 的正确使用（he 指男性，she 指女性） 基础题：（选择题） ◇（ ）1. This is my father. ______ is tall. A. He B. She C. It ◇（ ）2. That is my mother. ______ is nice. A. He B. She C. It ◇（ ）3. This is my brother. ______ is seven. A. She B. He C. It 提升题：（选择题） ▷（ ）1. — Who's that? — ______ is my sister Lily. A. He B. She C. It ▷（ ）2. — Is this your grandpa? — Yes, ______ is. A. she B. he C. it ▷（ ）3. That is my aunt. ______ is from Kunming. A. He B. She C. It 拓展题：（选择题） ★（ ）1. This is my cousin Jam. ______ is my uncle's son. A. She B. He C. It ★（ ）2. — Who's that woman? — ______ is my aunt. A. He B. She C. It ★（ ）3. My baby sister is cute. ______ is only one year old. A. He B. She C. It 考点5：Who's 问句及回答（Who's = Who is） 基础题：（选择题） ◇（ ）1. — Who's that? — ______ is my grandpa. A. He B. She C. It ◇（ ）2. — Who's she? — ______ is my mother. A. He B. She C. It ◇（ ）3. — Who's he? — ______ is my brother. A. She B. He C. It 提升题：（选择题） ▷（ ）1. — Who's that girl? — ______ is my cousin Bella. A. He B. She C. It ▷（ ）2. — Who's that man? — ______ is my uncle. A. She B. He C. It ▷（ ）3. — Who's the baby? — ______ is my little sister. A. He B. She C. It 拓展题：（选择题） ★（ ）1. — ______ is that woman? — She is my aunt. A. Who B. What C. How ★（ ）2. — Who's that boy? — ______ is my cousin Zhang Hao. A. She B. He C. It ★（ ）3. — Who's the tall man? — ______ is my father. A. She B. He C. It 考点6：名词所有格 's 表示所属关系 基础题：（选择题） ◇（ ）1. This is ______ mother.（Olivia的） A. Olivia B. Olivia's C. Olivias ◇（ ）2. That is ______ brother.（Jam的） A. Jam's B. Jam C. Jams ◇（ ）3. ______ father is a doctor.（Chen Wei的） A. Chen Wei B. Chen Weis C. Chen Wei's 提升题：（选择题） ▷（ ）1. This is ______ family photo.（Bella的） A. Bella B. Bellas C. Bella's ▷（ ）2. ______ mother is my aunt.（Lily的） A. Lily's B. Lily C. Lilys ▷（ ）3. That is ______ baby brother.（Zhang Hao的） A. Zhang Hao B. Zhang Hao's C. Zhang Haos 拓展题：（选择题） ★（ ）1. This is ______ book and that is ______ pen.（Olivia的；Jam的） A. Olivia's; Jam's B. Olivia; Jam C. Olivias; Jams ★（ ）2. — Whose mother is she? — She is ______ mother.（Zhou Kai的） A. Zhou Kai B. Zhou Kais C. Zhou Kai's ★（ ）3. ______ family is big, but ______ family is small.（Chen Wei的；Lily的） A. Chen Wei's; Lily's B. Chen Wei; Lily C. Chen Weis; Lilys 考点7：冠词 a / an 的正确使用 基础题：（选择题） ◇（ ）1. He is ______ uncle. A. a B. an C. the ◇（ ）2. She is ______ aunt. A. a B. an C. the ◇（ ）3. This is ______ brother. A. a B. an C. the 提升题：（选择题） ▷（ ）1. That is ______ baby. A. a B. an C. the ▷（ ）2. He is ______ cousin. A. a B. an C. the ▷（ ）3. She is ______ English teacher. A. a B. an C. the 拓展题：（选择题） ★（ ）1. My father is ______ doctor and my mother is ______ nurse. A. a; a B. an; an C. a; an ★（ ）2. That is ______ old photo of my family. A. a B. an C. the ★（ ）3. He is ______ honest boy and she is ______ kind girl. A. a; a B. an; a C. a; an 考点8：This is 与 That is 的缩略形式（This's / That's） 基础题：（选择题） ◇（ ）1. ______ my father. A. This's B. This is C. This are ◇（ ）2. ______ your mother. A. Thats B. That's C. That is ◇（ ）3. ______ my brother. A. This's B. This is C. This are 提升题：（选择题） ▷（ ）1. ______ my family. We love each other. A. This's B. This is C. This are ▷（ ）2. ______ your cousin over there. A. That's B. That is C. Thats ▷（ ）3. ______ my baby sister. She is cute. A. This's B. This is C. This are 拓展题：（选择题） ★（ ）1. — Who's that? — ______ my uncle. A. That's B. This is C. He's ★（ ）2. ______ my grandmother and ______ my grandfather. A. This's; that's B. This is; that is C. This is; that's ★（ ）3. — Is this your cousin? — Yes, ______ my cousin. A. this's B. this is C. it's 考点9：家庭成员词汇的正确拼写与区分 基础题：（选择题） ◇（ ）1. My father's father is my ______. A. grandpa B. grandma C. uncle ◇（ ）2. My mother's sister is my ______. A. aunt B. uncle C. cousin ◇（ ）3. My father's brother is my ______. A. aunt B. uncle C. grandpa 提升题：（选择题） ▷（ ）1. My mother's mother is my ______. A. grandpa B. grandma C. aunt ▷（ ）2. My uncle's child is my ______. A. brother B. sister C. cousin ▷（ ）3. My father's sister is my ______. A. aunt B. mother C. grandma 拓展题：（选择题） ★（ ）1. My mother's brother's daughter is my ______. A. sister B. cousin C. aunt ★（ ）2. My father's mother is my ______ and my mother's father is my ______. A. grandma; grandpa B. grandpa; grandma C. aunt; uncle ★（ ）3. My parents have two children: my brother and ______. A. I B. me C. my 参考答案与解析 参考答案与解析 考点1：指示代词 this / that 的正确使用（this 指近处，that 指远处） 基础题： 1. This is my father.（指着近处的照片） 答案：A 解析：this 指近处的人或物。 2. That is your mother.（指着远处的女士） 答案：B 解析：that 指远处的人或物。 3. This is my brother.（指着身边的男孩） 答案：B 解析：this 指近处的人。 提升题： 1. That is your grandpa over there. 答案：B 解析：over there 表示远处，用 that。 2. Come here, Lily. This is my cousin Bella. 答案：B 解析：come here 表示来到近处，用 this 介绍。 3. Look at the photo. This is my family. 答案：A 解析：photo 在手边，用 this。 拓展题： 1. Who's that man near the door? 答案：B 解析：near the door 有一定距离，用 that。 2. Mom, this is my friend Jam. 答案：B 解析：当面介绍用 this is。 3. That is my aunt in the picture on the wall. 答案：B 解析：墙上的画有一定距离，用 that。 考点2：一般疑问句 Is this/that...? 及其肯定/否定回答 基础题： 1. Is this your sister? — Yes, it is. 答案：A 解析：肯定回答用 Yes, it is. 2. Is that your brother? — No, it isn't. 答案：B 解析：否定回答用 No, it isn't. 3. Is this your mother? — Yes, it is. 答案：B 解析：肯定回答用 Yes, it is. 提升题： 1. Is that your grandpa? — No, it isn't. He's my father. 答案：B 解析：否定回答用 No, it isn't. 2. Is this your cousin? — Yes, it is. 答案：C 解析：it 指代 this/that 问句中的人或物。 3. Is this your family photo? — Yes, it is. 答案：B 解析：肯定回答用 Yes, it is. 拓展题： 1. Is that your baby brother? — No, it isn't. He is my cousin. 答案：A 解析：否定回答用 No, it isn't；男婴用 He。 2. Is this your aunt? — Yes, it is. 答案：B 解析：it 指代 this 问句中的人。 3. Is that your grandmother? — No, it isn't. She is my mother. 答案：A 解析：否定回答用 No, it isn't；女性用 She。 考点3：形容词性物主代词 my / your / his / her 的正确使用 基础题： 1. This is my father. 答案：A 解析：我的父亲用 my father。 2. That is your mother. 答案：B 解析：你的母亲用 your mother。 3. He is her brother. 答案：B 解析：她的兄弟用 her brother。 提升题： 1. Olivia, is this your family photo? 答案：B 解析：询问对方的家庭照片用 your。 2. This is Zhang Hao. His mother is a teacher. 答案：B 解析：Zhang Hao 是男性，用 his。 3. That is Bella. Her sister is Lily. 答案：B 解析：Bella 是女性，用 her。 拓展题： 1. Jam is my cousin. His mother is my aunt. 答案：A 解析：Jam 是男性，用 his。 2. This is Chen Wei and his brother Zhou Kai. 答案：B 解析：Chen Wei 是男性，用 his。 3. Is that your grandma, Olivia? — Yes, she is my grandma. 答案：A 解析：询问用 your，回答用 my。 考点4：人称代词 he / she 的正确使用（he 指男性，she 指女性） 基础题： 1. This is my father. He is tall. 答案：A 解析：father 是男性，用 He。 2. That is my mother. She is nice. 答案：B 解析：mother 是女性，用 She。 3. This is my brother. He is seven. 答案：B 解析：brother 是男性，用 He。 提升题： 1. Who's that? — She is my sister Lily. 答案：B 解析：sister 是女性，用 She。 2. Is this your grandpa? — Yes, he is. 答案：B 解析：grandpa 是男性，用 he。 3. That is my aunt. She is from Kunming. 答案：B 解析：aunt 是女性，用 She。 拓展题： 1. This is my cousin Jam. He is my uncle's son. 答案：B 解析：Jam 是男性，用 He。 2. Who's that woman? — She is my aunt. 答案：B 解析：woman 是女性，用 She。 3. My baby sister is cute. She is only one year old. 答案：B 解析：sister 是女性，用 She。 考点5：Who's 问句及回答（Who's = Who is） 基础题： 1. Who's that? — He is my grandpa. 答案：A 解析：grandpa 是男性，用 He。 2. Who's she? — She is my mother. 答案：B 解析：mother 是女性，用 She。 3. Who's he? — He is my brother. 答案：B 解析：brother 是男性，用 He。 提升题： 1. Who's that girl? — She is my cousin Bella. 答案：B 解析：girl 是女性，用 She。 2. Who's that man? — He is my uncle. 答案：B 解析：man 是男性，用 He。 3. Who's the baby? — She is my little sister. 答案：B 解析：sister 是女性，用 She。 拓展题： 1. Who is that woman? 答案：A 解析：询问是谁用 Who。 2. Who's that boy? — He is my cousin Zhang Hao. 答案：B 解析：boy 是男性，用 He。 3. Who's the tall man? — He is my father. 答案：B 解析：man 是男性，用 He。 考点6：名词所有格 's 表示所属关系 基础题： 1. This is Olivia's mother. 答案：B 解析：Olivia 的所有格加 's。 2. That is Jam's brother. 答案：A 解析：Jam 的所有格加 's。 3. Chen Wei's father is a doctor. 答案：C 解析：Chen Wei 的所有格加 's。 提升题： 1. This is Bella's family photo. 答案：C 解析：Bella 的所有格加 's。 2. Lily's mother is my aunt. 答案：A 解析：Lily 的所有格加 's。 3. That is Zhang Hao's baby brother. 答案：B 解析：Zhang Hao 的所有格加 's。 拓展题： 1. This is Olivia's book and that is Jam's pen. 答案：A 解析：两人各自所有，分别加 's。 2. She is Zhou Kai's mother. 答案：C 解析：Zhou Kai 的所有格加 's。 3. Chen Wei's family is big, but Lily's family is small. 答案：A 解析：两人各自所有，分别加 's。 考点7：冠词 a / an 的正确使用 基础题： 1. He is an uncle. 答案：B 解析：uncle 以元音音素开头，用 an。 2. She is an aunt. 答案：B 解析：aunt 以元音音素开头，用 an。 3. This is a brother. 答案：A 解析：brother 以辅音音素开头，用 a。 提升题： 1. That is a baby. 答案：A 解析：baby 以辅音音素开头，用 a。 2. He is a cousin. 答案：A 解析：cousin 以辅音音素开头，用 a。 3. She is an English teacher. 答案：B 解析：English 以元音音素开头，用 an。 拓展题： 1. My father is a doctor and my mother is a nurse. 答案：A 解析：doctor 和 nurse 都以辅音音素开头，用 a。 2. That is an old photo of my family. 答案：B 解析：old 以元音音素开头，用 an。 3. He is an honest boy and she is a kind girl. 答案：B 解析：honest 的 h 不发音，以元音音素开头，用 an；kind 以辅音音素开头，用 a。 考点8：This is 与 That is 的缩略形式（This's / That's） 基础题： 1. This is my father. 答案：B 解析：This is 没有缩略形式 This's。 2. That's your mother. 答案：B 解析：That is 可缩略为 That's。 3. This is my brother. 答案：B 解析：This is 没有缩略形式 This's。 提升题： 1. This is my family. 答案：B 解析：This is 没有缩略形式 This's。 2. That's your cousin over there. 答案：A 解析：That is 可缩略为 That's。 3. This is my baby sister. 答案：B 解析：This is 没有缩略形式 This's。 拓展题： 1. That's my uncle. 答案：A 解析：That is 可缩略为 That's。 2. This is my grandmother and that's my grandfather. 答案：C 解析：前半句用 This is，后半句用 that's。 3. Yes, it's my cousin. 答案：C 解析：it is 可缩略为 it's。 考点9：家庭成员词汇的正确拼写与区分 基础题： 1. My father's father is my grandpa. 答案：A 解析：爸爸的爸爸是爷爷/外公。 2. My mother's sister is my aunt. 答案：A 解析：妈妈的姐妹是阿姨/姑姑。 3. My father's brother is my uncle. 答案：B 解析：爸爸的兄弟是叔叔/舅舅。 提升题： 1. My mother's mother is my grandma. 答案：B 解析：妈妈的妈妈是奶奶/外婆。 2. My uncle's child is my cousin. 答案：C 解析：叔叔的孩子是堂/表兄妹。 3. My father's sister is my aunt. 答案：A 解析：爸爸的姐妹是姑姑/阿姨。 拓展题： 1. My mother's brother's daughter is my cousin. 答案：B 解析：舅舅的女儿是我的表姐妹。 2. My father's mother is my grandma and my mother's father is my grandpa. 答案：A 解析：爸爸的妈妈是 grandma，妈妈的爸爸是 grandpa。 3. My parents have two children: my brother and me. 答案：B 解析：me 作介词宾语。 学科网（北京）股份有限公司 $