Unit 2 My school单元知识总结及重点易错（专项训练）-2026-2027学年冀教版（三起）英语三年级上册

**基本信息** 聚焦冀教版三年级上册Unit 2核心语法与交际用语，以10大易错考点为纲，通过基础-提升-拓展三级训练构建系统性突破体系，强化语言能力与思维品质。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |10大重点易错考点|90题（每考点9题）|涵盖This is...介绍、There be就近原则、方位介词辨析等核心语法规则，提炼"can+动词原形""祈使句动词原形开头"等实用技巧|从单词短语到句型语法，再到综合应用，形成"基础概念-规则理解-情境迁移"的递进逻辑，典例覆盖高频易错点|

最新冀教版（三起）三年级上册 Unit 2 My school 单元知识总结及重点易错专项训练 ■ ■ ■ ■ ■ ■ ■ 说明：本练习紧扣最新教材精选 10 个重点易错考点，每个考点含基础题×3、提升题×3、拓展题×3，共 90 题。 【单元核心梳理】 ★ 重点单词 school, classroom, teacher, student, desk, chair, book, bag, pencil, pen, ruler, eraser, blackboard, door, window, floor, wall, picture, computer ★ 重点短语 in the classroom, on the desk, under the chair, put...in..., take out, clean the blackboard, open/close the door, sweep the floor, my school, a new student, look at ★ 重点句型 This is my school. / This is our classroom. / There is a blackboard on the wall. / There are desks and chairs. / Where is my pencil? — It's on the desk. / Can I use your eraser? — Sure. / Please clean the board. / Glad to meet you. ★ 重点语法 ①This is...介绍近处人/物 ②There is/are...存在句(就近原则) ③方位介词on/in/under ④情态动词can+动词原形 ⑤祈使句Open/Close/Clean ⑥不定冠词a/an ⑦物主代词my/your/his/her ⑧礼貌用语please/Sure/Sorry ⑨be动词用法 ⑩大小写规则 10大重点易错考点 · 专项训练 考点1：This is... 介绍近处的人或物（this指代离说话人近的单数） 基础题：（选择题） ◇（ ）1. This ____ my school. A. am B. is C. are ◇（ ）2. ____ is our classroom. A. This B. These C. Those ◇（ ）3. ____ is my teacher, Miss Liu. A. This B. That C. They 提升题：（选择题） ▷（ ）1. Olivia, ____ is my friend, Bella. A. this B. that C. these ▷（ ）2. Which is RIGHT? A. This is a desk. B. This are a desk. C. These is a desk. ▷（ ）3. Chen Wei, ____ are my friends Lily and Jam. A. this B. that C. these 拓展题：（选择题） ★（ ）1. In ____ (Qingdao), the teacher says '____ is our school gate.' A. this B. that C. those ★（ ）2. The rule: 'This is' introduces something ____. A. far away B. near C. plural ★（ ）3. Transform: 'That is a computer.' → Near: '____ is a computer.' A. This B. These C. Those 考点2：There is / There are...（存在句，就近原则） 基础题：（选择题） ◇（ ）1. There ____ a blackboard on the wall. A. is B. are C. am ◇（ ）2. There ____ many desks in the classroom. A. is B. are C. am ◇（ ）3. There ____ a book and two pens on the desk. A. is B. are C. have 提升题：（选择题） ▷（ ）1. There ____ two chairs and a desk in the room. A. is B. are C. have ▷（ ）2. Which is WRONG? A. There is a pen. B. There are books. C. There is pens. ▷（ ）3. There ____ some water in the glass. A. is B. are C. have 拓展题：（选择题） ★（ ）1. In ____ (Wuhan), there ____ many schools in the city. A. is B. are C. have ★（ ）2. The rule: 'There ____ a pencil and two books' uses ____. A. is B. are C. have ★（ ）3. Identify correct: There ____ (be) two computers and a printer. A. is B. are C. am 考点3：方位介词 on / in / under 辨析 基础题：（选择题） ◇（ ）1. The book is ____ the desk. A. on B. in C. under ◇（ ）2. The pencil is ____ the bag. A. on B. in C. under ◇（ ）3. The ball is ____ the chair. A. on B. in C. under 提升题：（选择题） ▷（ ）1. Olivia's eraser is ____ the floor. A. on B. in C. under ▷（ ）2. Which is WRONG? A. The cat is under the table. B. The bird is in the tree. C. The apple is under the desk.(on the desk) ▷（ ）3. Jam's pen is not ____ the pencil box. It's ____ the desk. A. in; on B. on; in C. under; in 拓展题：（选择题） ★（ ）1. In ____ (Xiamen), students put books ____ the desk and bags ____ the desk. A. on; under B. in; on C. under; in ★（ ）2. The rule: 'on' means ____ the surface; 'in' means ____ something. A. on; inside B. inside; on C. under; on ★（ ）3. Transform: 'The ruler is in the box.' → 'The ruler is ____ the box.'(surface) A. on B. under C. in 考点4：情态动词 can + 动词原形（表能力或请求） 基础题：（选择题） ◇（ ）1. I ____ read English books. A. can B. can to C. can reading ◇（ ）2. ____ you use a computer? — Yes, I can. A. Do B. Can C. Are ◇（ ）3. She ____ dance very well. A. can B. can to C. can dancing 提升题：（选择题） ▷（ ）1. Olivia ____ clean the blackboard after class. A. can B. can to C. is can ▷（ ）2. Which is WRONG? A. I can swim. B. He can to run. C. She can sing. ▷（ ）3. They ____ play football after school. A. can B. can to C. is can 拓展题：（选择题） ★（ ）1. In ____ (Jinan), students ____ count from 1 to 100. A. can B. can to C. are can ★（ ）2. The rule: after 'can/can't', the verb must be in ____. A. original form B. -s form C. -ing form ★（ ）3. 'She can to write well' is wrong. Correct: 'She ____ write well.' A. can B. can to C. is can 考点5：祈使句（动词原形开头，表命令/请求/建议） 基础题：（选择题） ◇（ ）1. ____ the door, please. A. Open B. Opens C. To open ◇（ ）2. ____ the blackboard, Lily. A. Clean B. Cleans C. To clean ◇（ ）3. Please ____ your book. A. close B. closes C. to close 提升题：（选择题） ▷（ ）1. ____ sweep the floor, Zhang Hao. A. Do B. Does C. To do ▷（ ）2. Which is WRONG? A. Open the window. B. Don't close the door. C. Cleans the board. ▷（ ）3. ____ talk in class, Bella. A. Not B. Don't C. Doesn't 拓展题：（选择题） ★（ ）1. In ____ (Kunming), the teacher says '____ the window, please.' A. Open B. Opens C. To open ★（ ）2. The rule: Imperative sentences begin with a ____. A. verb in base form B. verb + -s C. to + verb ★（ ）3. Transform: 'You must clean the desk.' → Imperative: '____ the desk.' A. Clean B. Cleans C. To clean 考点6：不定冠词 a / an（辅音音素前用a，元音音素前用an） 基础题：（选择题） ◇（ ）1. This is ____ eraser. A. a B. an C. the ◇（ ）2. That is ____ desk. A. a B. an C. the ◇（ ）3. I have ____ pen in my bag. A. a B. an C. the 提升题：（选择题） ▷（ ）1. Olivia has ____ English book. A. a B. an C. the ▷（ ）2. Which is WRONG? A. a apple B. an orange C. a ruler ▷（ ）3. Chen Wei has ____ old computer. A. a B. an C. the 拓展题：（选择题） ★（ ）1. In ____ (Qingdao), they say 'This is ____ useful book.' A. a B. an C. the ★（ ）2. The rule: use 'an' before a word starting with a ____ sound. A. consonant B. vowel C. silent ★（ ）3. Identify: 'a hour' vs 'an hour' — correct is ____. A. a hour B. an hour C. the hour 考点7：物主代词 my / your / his / her + 名词 基础题：（选择题） ◇（ ）1. This is ____ school. A. I B. my C. me ◇（ ）2. Is this ____ pencil, Jam? A. you B. your C. yours ◇（ ）3. That is ____ (Olivia) book. A. Olivia B. Olivia's C. Olivias 提升题：（选择题） ▷（ ）1. Chen Wei can't find ____ bag. A. he B. his C. him ▷（ ）2. Which is WRONG? A. This is my book. B. That is she bag. C. Here is his pen. ▷（ ）3. Bella, is this ____ ruler? A. you B. your C. yours 拓展题：（选择题） ★（ ）1. In ____ (Wuhan), students put ____ books in ____ desks. A. their; their B. they; them C. them; they ★（ ）2. The rule: possessive adjectives (my/your/his/her) are followed by a ____. A. noun B. verb C. pronoun ★（ ）3. Transform: 'The book belongs to him.' → 'This is ____ book.' A. he B. his C. him 考点8：大小写规则（I永远大写 / 句首大写 / 专有名词大写） 基础题：（选择题） ◇（ ）1. ____ am a student. A. i B. I C. me ◇（ ）2. ____ is my teacher. A. this B. This C. these ◇（ ）3. We go to ____ school every day. A. qinadao B. Qingdao C. qingdao 提升题：（选择题） ▷（ ）1. Which is RIGHT? A. i like my school. B. I like my school. C. i Like my school. ▷（ ）2. Zhou Kai and ____ are good friends. A. i B. I C. me ▷（ ）3. In ____ (wuhan), it is very hot. A. wuhan B. Wuhan C. WUHAN 拓展题：（选择题） ★（ ）1. The rule: the pronoun 'I' is ____ capitalized. A. never B. always C. sometimes ★（ ）2. Identify the wrong one: ____ A. I am Lily. B. This is Miss Liu. C. i am jam. ★（ ）3. In ____ (Xiamen), ____ (olivia) goes to ____ (kunming) school. A. Xiamen; Olivia; Kunming B. xiamen; Olivia; kunming C. Xiamen; olivia; Kunming 考点9：礼貌用语 please / Sure / Sorry / Thank you / You're welcome 基础题：（选择题） ◇（ ）1. — Can I use your ruler? — ____. A. Sure B. Sorry C. Goodbye ◇（ ）2. — I'm sorry I'm late. — ____. A. Thank you B. You're welcome C. That's OK ◇（ ）3. — Thank you very much. — ____. A. Sorry B. You're welcome C. Please 提升题：（选择题） ▷（ ）1. Olivia says '____ pass me the book?' to be polite. A. Please B. Sorry C. Goodbye ▷（ ）2. Which is WRONG? A. Please open the door. B. Sorry, I can't help you. C. Thank you — Welcome you. ▷（ ）3. — I lost my pen. — ____, Bella. I can lend you mine. A. Sorry B. Please C. Thank you 拓展题：（选择题） ★（ ）1. In ____ (Jinan), students say '____' when they need help. A. Please help me B. Sorry help me C. Goodbye help me ★（ ）2. The correct response to 'Thank you' is ____. A. Sorry B. You're welcome C. Please ★（ ）3. Identify the correct dialogue: 'Sorry I'm late.' — '____.' A. You're welcome B. That's OK C. Please 考点10：综合辨析——介绍/存在/方位/请求/礼貌 全流程 基础题：（选择题） ◇（ ）1. ____ is my classroom. There ____ many desks. A. This; are B. These; is C. That; is ◇（ ）2. — Where is my bag? — It's ____ the floor. A. on B. in C. under ◇（ ）3. — Can I borrow your eraser? — ____, here you are. A. Sorry B. Sure C. Please 提升题：（选择题） ▷（ ）1. Olivia ____ (clean) the board every day. She ____ a good student. A. clean; is B. cleans; is C. cleans; are ▷（ ）2. Which is RIGHT? A. There is a pen and two books. B. There are a pen and two books. C. There is pens on the desk. ▷（ ）3. Chen Wei can't find ____ ruler. '____ is it?' he asks. A. his; Where B. he; What C. him; How 拓展题：（选择题） ★（ ）1. In ____ (Kunming), a teacher says: 'This ____ (be) our school. There ____ (be) many trees. Please ____ (clean) your desk.' A. is; are; clean B. are; is; cleans C. is; is; cleans ★（ ）2. Transform all wrong to right: 'There is books. I am a student. Opens the door.' → ____ A. There are books. I am a student. Open the door. B. There is book. I are a student. Opens the door. C. There are book. I am a student. Opens door. ★（ ）3. Comprehensive: Bella says '____ (this) are my friends. ____ (can) you help us? ____ (sure), here we are.' A. These; Can; Sure B. This; Can; Sorry C. Those; Do; Please 参考答案与详细解析 考点1：This is... 介绍近处的人或物（this指代离说话人近的单数） 基础题答案与解析： 1. This ____ my school. 答案：B 解析：This is... 是固定句型，介绍近处的人或物，this后接be动词is。 2. ____ is our classroom. 答案：A 解析：介绍近处的事物用This is...，These和Those指代复数或远处。 3. ____ is my teacher, Miss Liu. 答案：A 解析：把某人介绍给另一方用This is...，这是固定用法。 提升题答案与解析： 1. Olivia, ____ is my friend, Bella. 答案：A 解析：介绍近处的人用this is，开头小写因不在句首时通常大写但引荐时常用This。这里口语中this即可。 2. Which is RIGHT? 答案：A 解析：This is...后接单数名词和is，These是复数要用are。 3. Chen Wei, ____ are my friends Lily and Jam. 答案：C 解析：介绍复数的人用These are...，These对应复数friends。 拓展题答案与解析： 1. In ____ (Qingdao), the teacher says '____ is our school gate.' 答案：A 解析：介绍近处的校门用This is...，强调说话人眼前的事物。 2. The rule: 'This is' introduces something ____. 答案：B 解析：This is 用来介绍离说话人较近的事物，near表示近处。 3. Transform: 'That is a computer.' → Near: '____ is a computer.' 答案：A 解析：近处用This is，远处用That is，复数用These/Those are。 考点2：There is / There are...（存在句，就近原则） 基础题答案与解析： 1. There ____ a blackboard on the wall. 答案：A 解析：a blackboard是单数，用There is。 2. There ____ many desks in the classroom. 答案：B 解析：many desks是复数，用There are。 3. There ____ a book and two pens on the desk. 答案：A 解析：就近原则，离there be最近的是a book（单数），用is。 提升题答案与解析： 1. There ____ two chairs and a desk in the room. 答案：B 解析：就近原则，最近的是two chairs（复数），用are。 2. Which is WRONG? 答案：C 解析：pens是复数，应该用There are pens，不能用There is。 3. There ____ some water in the glass. 答案：A 解析：water是不可数名词，视为单数，用There is。 拓展题答案与解析： 1. In ____ (Wuhan), there ____ many schools in the city. 答案：B 解析：many schools是复数，用There are。 2. The rule: 'There ____ a pencil and two books' uses ____. 答案：A 解析：就近原则，a pencil是单数，用There is。 3. Identify correct: There ____ (be) two computers and a printer. 答案：B 解析：最近的是two computers（复数），用There are。 考点3：方位介词 on / in / under 辨析 基础题答案与解析： 1. The book is ____ the desk. 答案：A 解析：书在课桌上面用on the desk。 2. The pencil is ____ the bag. 答案：B 解析：铅笔在书包里面用in the bag。 3. The ball is ____ the chair. 答案：C 解析：球在椅子下面用under the chair。 提升题答案与解析： 1. Olivia's eraser is ____ the floor. 答案：A 解析：橡皮在地板上用on the floor。 2. Which is WRONG? 答案：C 解析：苹果通常在桌子上而不是桌子下，但语法没错。此题C语义不合理，应为on the desk。 3. Jam's pen is not ____ the pencil box. It's ____ the desk. 答案：A 解析：钢笔不在铅笔盒里（in），而在课桌上（on）。 拓展题答案与解析： 1. In ____ (Xiamen), students put books ____ the desk and bags ____ the desk. 答案：A 解析：书放在课桌上（on），书包放在课桌下（under）。 2. The rule: 'on' means ____ the surface; 'in' means ____ something. 答案：A 解析：on表示在表面上，in表示在内部。 3. Transform: 'The ruler is in the box.' → 'The ruler is ____ the box.'(surface) 答案：A 解析：在盒子表面用on the box。 考点4：情态动词 can + 动词原形（表能力或请求） 基础题答案与解析： 1. I ____ read English books. 答案：A 解析：情态动词can后接动词原形，不接to do或doing。 2. ____ you use a computer? — Yes, I can. 答案：B 解析：回答用Yes, I can，问句用Can开头。 3. She ____ dance very well. 答案：A 解析：can后接动词原形dance。 提升题答案与解析： 1. Olivia ____ clean the blackboard after class. 答案：A 解析：can后接动词原形clean。 2. Which is WRONG? 答案：B 解析：can后不能加to，应直接加动词原形run。 3. They ____ play football after school. 答案：A 解析：can后接动词原形play。 拓展题答案与解析： 1. In ____ (Jinan), students ____ count from 1 to 100. 答案：A 解析：can后接动词原形count。 2. The rule: after 'can/can't', the verb must be in ____. 答案：A 解析：情态动词can后必须用动词原形（original form）。 3. 'She can to write well' is wrong. Correct: 'She ____ write well.' 答案：A 解析：can后直接加动词原形，不加to。 考点5：祈使句（动词原形开头，表命令/请求/建议） 基础题答案与解析： 1. ____ the door, please. 答案：A 解析：祈使句以动词原形开头，Opens是三单，To open是不定式。 2. ____ the blackboard, Lily. 答案：A 解析：祈使句用动词原形Clean。 3. Please ____ your book. 答案：A 解析：please后接动词原形close。 提升题答案与解析： 1. ____ sweep the floor, Zhang Hao. 答案：A 解析：祈使句用动词原形Do，此处Do是助动词表强调。 2. Which is WRONG? 答案：C 解析：祈使句不能用Cleans（三单），必须用动词原形Clean。 3. ____ talk in class, Bella. 答案：B 解析：否定祈使句用Don't + 动词原形。 拓展题答案与解析： 1. In ____ (Kunming), the teacher says '____ the window, please.' 答案：A 解析：祈使句用动词原形Open。 2. The rule: Imperative sentences begin with a ____. 答案：A 解析：祈使句以动词原形开头。 3. Transform: 'You must clean the desk.' → Imperative: '____ the desk.' 答案：A 解析：祈使句直接用动词原形Clean。 考点6：不定冠词 a / an（辅音音素前用a，元音音素前用an） 基础题答案与解析： 1. This is ____ eraser. 答案：B 解析：eraser以元音音素/e/开头，用an。 2. That is ____ desk. 答案：A 解析：desk以辅音音素/d/开头，用a。 3. I have ____ pen in my bag. 答案：A 解析：pen以辅音音素/p/开头，用a。 提升题答案与解析： 1. Olivia has ____ English book. 答案：B 解析：English以元音音素/ɪ/开头，用an。 2. Which is WRONG? 答案：A 解析：apple以元音音素开头，应该用an apple，不是a apple。 3. Chen Wei has ____ old computer. 答案：B 解析：old以元音音素/əʊ/开头，用an。 拓展题答案与解析： 1. In ____ (Qingdao), they say 'This is ____ useful book.' 答案：A 解析：useful以辅音音素/j/开头（u读/juː/），用a不是an。 2. The rule: use 'an' before a word starting with a ____ sound. 答案：B 解析：an用在以元音音素开头的单词前。 3. Identify: 'a hour' vs 'an hour' — correct is ____. 答案：B 解析：hour的h不发音，以元音音素/aʊ/开头，用an hour。 考点7：物主代词 my / your / his / her + 名词 基础题答案与解析： 1. This is ____ school. 答案：B 解析：修饰名词school要用物主代词my，I是主格，me是宾格。 2. Is this ____ pencil, Jam? 答案：B 解析：修饰名词pencil用形容词性物主代词your。 3. That is ____ (Olivia) book. 答案：B 解析：表示'Olivia的书'用名词所有格Olivia's。 提升题答案与解析： 1. Chen Wei can't find ____ bag. 答案：B 解析：修饰名词bag用物主代词his，he是主格，him是宾格。 2. Which is WRONG? 答案：B 解析：she是主格，修饰名词要用her（她的）。 3. Bella, is this ____ ruler? 答案：B 解析：修饰名词ruler用your。yours是名词性物主代词，后面不接名词。 拓展题答案与解析： 1. In ____ (Wuhan), students put ____ books in ____ desks. 答案：A 解析：their是物主代词'他们的'，修饰books和desks。 2. The rule: possessive adjectives (my/your/his/her) are followed by a ____. 答案：A 解析：形容词性物主代词后必须接名词。 3. Transform: 'The book belongs to him.' → 'This is ____ book.' 答案：B 解析：belongs to him = 他的书，用his book。 考点8：大小写规则（I永远大写 / 句首大写 / 专有名词大写） 基础题答案与解析： 1. ____ am a student. 答案：B 解析：I（我）在任何位置都必须大写。 2. ____ is my teacher. 答案：B 解析：句首单词第一个字母必须大写。 3. We go to ____ school every day. 答案：B 解析：地名Qingdao是专有名词，首字母必须大写。 提升题答案与解析： 1. Which is RIGHT? 答案：B 解析：I永远大写，句首单词首字母也大写。 2. Zhou Kai and ____ are good friends. 答案：B 解析：I作主语时用主格I，且必须大写。 3. In ____ (wuhan), it is very hot. 答案：B 解析：地名专有名词首字母大写即可，不必全大写。 拓展题答案与解析： 1. The rule: the pronoun 'I' is ____ capitalized. 答案：B 解析：I（我）无论在什么位置都永远大写。 2. Identify the wrong one: ____ 答案：C 解析：i应大写为I，jam应为Jam（人名首字母大写）。 3. In ____ (Xiamen), ____ (olivia) goes to ____ (kunming) school. 答案：A 解析：地名Xiamen/Kunming和姓名Olivia都是专有名词，首字母必须大写。 考点9：礼貌用语 please / Sure / Sorry / Thank you / You're welcome 基础题答案与解析： 1. — Can I use your ruler? — ____. 答案：A 解析：别人请求借用东西，同意用Sure（当然可以）。 2. — I'm sorry I'm late. — ____. 答案：C 解析：别人道歉说I'm sorry，回答That's OK（没关系）。 3. — Thank you very much. — ____. 答案：B 解析：别人说Thank you，回答You're welcome（不客气）。 提升题答案与解析： 1. Olivia says '____ pass me the book?' to be polite. 答案：A 解析：请求别人帮忙时加Please表示礼貌。 2. Which is WRONG? 答案：C 解析：正确回答是You're welcome，不是Welcome you。 3. — I lost my pen. — ____, Bella. I can lend you mine. 答案：A 解析：听到别人不好的事情用Sorry表示同情。 拓展题答案与解析： 1. In ____ (Jinan), students say '____' when they need help. 答案：A 解析：请求帮助时说Please help me。 2. The correct response to 'Thank you' is ____. 答案：B 解析：Thank you的回应是You're welcome（不客气）。 3. Identify the correct dialogue: 'Sorry I'm late.' — '____.' 答案：B 解析：对Sorry的恰当回应是That's OK或That's all right。 考点10：综合辨析——介绍/存在/方位/请求/礼貌 全流程 基础题答案与解析： 1. ____ is my classroom. There ____ many desks. 答案：A 解析：介绍近处用This is；many desks复数用There are。 2. — Where is my bag? — It's ____ the floor. 答案：A 解析：书包在地板上用on the floor。 3. — Can I borrow your eraser? — ____, here you are. 答案：B 解析：同意借东西用Sure，并说here you are（给你）。 提升题答案与解析： 1. Olivia ____ (clean) the board every day. She ____ a good student. 答案：B 解析：Olivia三单用cleans；she三单be动词用is。 2. Which is RIGHT? 答案：A 解析：就近原则，a pen单数用There is。B错在are，C错在is。 3. Chen Wei can't find ____ ruler. '____ is it?' he asks. 答案：A 解析：修饰ruler用his；询问位置用Where is it。 拓展题答案与解析： 1. In ____ (Kunming), a teacher says: 'This ____ (be) our school. There ____ (be) many trees. Please ____ (clean) your desk.' 答案：A 解析：This is用is；many trees复数用are；祈使句用动词原形clean。 2. Transform all wrong to right: 'There is books. I am a student. Opens the door.' → ____ 答案：A 解析：books复数→There are；I配am正确；祈使句→Open。 3. Comprehensive: Bella says '____ (this) are my friends. ____ (can) you help us? ____ (sure), here we are.' 答案：A 解析：friends复数用These are；请求帮助用Can you；同意用Sure。 学科网（北京）股份有限公司 $