Unit 2 English and Chinese单元知识总结及重点易错（专项训练）-2026-2027学年教科版英语三年级上册

**基本信息** 聚焦三年级上册Unit 2学科主题，以10个重点易错考点为核心，通过基础-提升-拓展三级训练，系统提炼语法规则与句型应用方法，构建从词汇短语到综合辨析的知识逻辑链，助力语言能力与思维品质提升。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |10个考点|每考点9题（3基础+3提升+3拓展）|涵盖语法规则（三单变化、like+doing等）、句型结构（What subjects...问句）、易错点辨析（助动词搭配、复数形式）|从词汇短语积累到句型语法应用，再到综合语境辨析，层层递进，形成“基础认知-规则内化-灵活运用”的逻辑闭环|

教科版 三年级上册 Unit 2 English and Chinese ｜ 专项训练 教科版 三年级上册 Unit 2 English and Chinese 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。 ★ 重点单词 English 英语, Chinese 语文, maths 数学, science 科学, art 美术, music 音乐, PE 体育, class 课, subject 学科, learn 学习, speak 说, write 写, read 读, listen 听, teach 教, study 学习, sentence 句子, word 单词, story 故事, poem 诗, song 歌曲 ★ 重点短语 English class 英语课, Chinese class 语文课, maths class 数学课, science class 科学课, art class 美术课, music class 音乐课, PE class 体育课, learn English 学英语, speak Chinese 说中文, write stories 写故事, read books 读书, listen to 听, be good at 擅长, work hard at 努力学习, make mistakes 犯错误, correct mistakes 改正错误, do homework 做作业, pay attention to 注意 ★ 重点句型 What subjects do you have? — We have English and Chinese. / Do you like English? — Yes, I do. / She likes maths. / I'm good at Chinese. / How many subjects do you have? / Can you speak English? — Yes, I can. / I learn Chinese every day. / He teaches us English. / We listen to English songs in class. / Don't make mistakes in your homework. / Let's read the text together. ★ 重点语法 ①What subjects do/does...have? 询问学科 ②Do/Does...like...? 一般疑问句 ③like+doing (like reading/learning) ④一般现在时三单has/does/learns/speaks ⑤be good at+doing (at是介词) ⑥can/can't+动词原形(能力) ⑦祈使句(动词原形/Don't.../Let's...) ⑧频度副词always/usually/often/sometimes/never ⑨名词复数subjects/classes/stories ⑩Because引导原因状语从句 考点一：What subjects do you have? — We have... 询问学科 基础题：（选择题） ◇（ ）1. What subjects ____ you have on Monday? A. do B. does C. are 基础题（ ）1. 答案：A 解析：主语you搭配助动词do ◇（ ）2. — What subjects does ____ Hao have? — He has science. A. Zhang B. Lily C. Bella 基础题（ ）2. 答案：A 解析：答句用He，主语应是男生Zhang Hao ◇（ ）3. — ____ subjects do you have? — We have four. A. How B. What C. How many 基础题（ ）3. 答案：C 解析：回答是数量four，用How many提问 提升题：（选择题） ▷（ ）1. — What subjects ____ Chen Wei have? — He has maths. A. do B. does C. is 提升题（ ）1. 答案：B 解析：主语Chen Wei是三单，用does ▷（ ）2. Which is WRONG? A. What subject do you like? B. What subjects does she have? C. What subjects are you have? 提升题（ ）2. 答案：C 解析：正确结构应是What subjects do you have? ▷（ ）3. — ____ does Olivia have on Tuesday? — She has Chinese and art. A. What subjects B. How many C. Where 提升题（ ）3. 答案：A 解析：回答是学科名称，用What subjects提问 拓展题：（选择题） ★（ ）1. The correct structure: What ____ + do/does + subject + have? A. subject B. subjects C. a subject 拓展题（ ）1. 答案：B 解析：询问所有学科用复数subjects ★（ ）2. In ____ (Kunming), the teacher asks 'What subjects ____ you have today?' A. do B. does C. are 拓展题（ ）2. 答案：A 解析：主语you搭配do ★（ ）3. Transform: 'She has English.' → Question: '____ subjects does she have?' A. What B. How C. Where 拓展题（ ）3. 答案：A 解析：对学科提问用What subjects 考点二：Do / Does...like...? 一般疑问句及Yes/No回答 基础题：（选择题） ◇（ ）1. — Do you like English? — Yes, I ____. A. do B. does C. am 基础题（ ）1. 答案：A 解析：Do you...? 肯定回答 Yes, I do. ◇（ ）2. — Does ____ Kai like PE? — Yes, he does. A. Zhou B. Lily C. Bella 基础题（ ）2. 答案：A 解析：答句用he，主语应是男生Zhou Kai ◇（ ）3. — Do they like music? — Yes, ____ do. A. he B. she C. they 基础题（ ）3. 答案：C 解析：问句主语they，答句也用they 提升题：（选择题） ▷（ ）1. — ____ Jam like science? — Yes, he does. A. Do B. Does C. Is 提升题（ ）1. 答案：B 解析：主语Jam是三单，用Does ▷（ ）2. Which is WRONG? A. Do you like art? B. Does she likes music? C. Do they like PE? 提升题（ ）2. 答案：B 解析：Does后面跟动词原形like，不是likes ▷（ ）3. — Do ____ Hao and Zhou Kai like Chinese? — Yes, they do. A. Zhang B. Lily C. Bella 提升题（ ）3. 答案：A 解析：Zhang Hao and Zhou Kai是男生，答句用they 拓展题：（选择题） ★（ ）1. The rule: after 'Do/Does', the verb must be in ____ form. A. original B. -s C. -ing 拓展题（ ）1. 答案：A 解析：助动词后跟动词原形 ★（ ）2. In ____ (Wuhan), the teacher asks '____ you like English songs?' A. Do B. Does C. Are 拓展题（ ）2. 答案：A 解析：主语you搭配Do ★（ ）3. Transform: 'She likes music.' → Yes/No question: '____ she like music?' A. Do B. Does C. Is 拓展题（ ）3. 答案：B 解析：三单主语变疑问句用Does 考点三：like + 动名词doing（like reading / like learning） 基础题：（选择题） ◇（ ）1. I like ____ English every morning. A. read B. reading C. to read 基础题（ ）1. 答案：B 解析：like后接动名词doing，表示习惯爱好 ◇（ ）2. Olivia likes ____ Chinese stories. A. write B. writes C. writing 基础题（ ）2. 答案：C 解析：like doing表示喜欢做某事 ◇（ ）3. They like ____ to English songs. A. listen B. listens C. listening 基础题（ ）3. 答案：C 解析：like + doing固定搭配 提升题：（选择题） ▷（ ）1. Jam enjoys books. He likes ____ every day. A. read B. to read C. reading 提升题（ ）1. 答案：C 解析：like/love/enjoy后都接doing ▷（ ）2. Which is WRONG? A. I like swimming. B. She likes dance. C. They like singing. 提升题（ ）2. 答案：B 解析：like后应为dancing，不是dance ▷（ ）3. Chen Wei ____ like drawing; he likes painting. A. doesn't B. don't C. isn't 提升题（ ）3. 答案：A 解析：三单否定用doesn't 拓展题：（选择题） ★（ ）1. The rule: after 'like / love / enjoy', use verb + ____. A. -ing B. to do C. -ed 拓展题（ ）1. 答案：A 解析：这三个词后都接动名词-ing形式 ★（ ）2. In ____ (Qingdao), kids like ____ in the sea. A. swim B. swimming C. to swim 拓展题（ ）2. 答案：B 解析：like后接swimming ★（ ）3. Identify the correct structure: like + ____ + object. A. verb-ing B. verb base C. infinitive 拓展题（ ）3. 答案：A 解析：like + verb-ing + object 是正确结构 考点四：一般现在时第三人称单数变化（has/does/learns/speaks） 基础题：（选择题） ◇（ ）1. She ____ English every day. A. study B. studies C. studying 基础题（ ）1. 答案：B 解析：三单主语+动词加-es/es，study→studies ◇（ ）2. He ____ maths very well. A. do B. does C. doing 基础题（ ）2. 答案：B 解析：三单用does（do的三单形式） ◇（ ）3. Olivia ____ Chinese at school. A. learn B. learns C. learning 基础题（ ）3. 答案：B 解析：三单主语Olivia，learn→learns 提升题：（选择题） ▷（ ）1. — What does Jam do? — He ____ science. A. teach B. teaches C. teaching 提升题（ ）1. 答案：B 解析：三单teach→teaches（ch结尾加es） ▷（ ）2. Which is WRONG? A. She studies hard. B. He learn English. C. Olivia speaks Chinese. 提升题（ ）2. 答案：B 解析：三单应为learns，不是learn ▷（ ）3. Chen Wei ____ to his English teacher every day. A. listen B. listens C. listening 提升题（ ）3. 答案：B 解析：三单listen→listens 拓展题：（选择题） ★（ ）1. The rule: for verbs ending in 'ch', add ____ for third person. A. -s B. -es C. -ies 拓展题（ ）1. 答案：B 解析：ch/sh/s/x结尾的动词三单加-es ★（ ）2. In ____ (Xiamen), the student ____ English with foreigners. A. practice B. practises C. practising 拓展题（ ）2. 答案：B 解析：三单practice→practises（ce→ses） ★（ ）3. Transform: 'I study.' → Third person: 'He ____.' A. study B. studies C. studying 拓展题（ ）3. 答案：B 解析：三单辅音+y结尾，y→ies 考点五：be good at + 动名词（at是介词，后接doing） 基础题：（选择题） ◇（ ）1. I am good ____ English. A. in B. at C. on 基础题（ ）1. 答案：B 解析：be good at是固定搭配，at是介词 ◇（ ）2. She is good at ____ stories. A. write B. to write C. writing 基础题（ ）2. 答案：C 解析：at是介词，后接动名词writing ◇（ ）3. They are good ____ maths. A. in B. at C. with 基础题（ ）3. 答案：B 解析：be good at + 名词/doing 提升题：（选择题） ▷（ ）1. Olivia is good at ____ Chinese songs. A. sing B. to sing C. singing 提升题（ ）1. 答案：C 解析：at后接singing ▷（ ）2. Which is WRONG? A. He is good at swimming. B. She is good in dancing. C. They are good at running. 提升题（ ）2. 答案：B 解析：应为good at dancing，不是good in ▷（ ）3. Chen Wei is good ____ English poems. A. in B. at writing C. on write 提升题（ ）3. 答案：B 解析：be good at + doing正确 拓展题：（选择题） ★（ ）1. The rule: 'be good at' is followed by ____. A. noun or -ing B. infinitive C. verb base 拓展题（ ）1. 答案：A 解析：at是介词，后接名词或动名词 ★（ ）2. In ____ (Jinan), students are good ____ writing. A. in B. at C. on 拓展题（ ）2. 答案：B 解析：be good at固定搭配 ★（ ）3. Transform: 'She is good at dance.' → Correct: 'She is good at ____.' A. dance B. to dance C. dancing 拓展题（ ）3. 答案：C 解析：at后接动名词dancing 考点六：can / can't + 动词原形（表能力，无人称变化） 基础题：（选择题） ◇（ ）1. I ____ speak English. A. can B. cans C. can to 基础题（ ）1. 答案：A 解析：can无人称变化，后接动词原形 ◇（ ）2. She ____ swim very fast. A. can B. cans C. can to 基础题（ ）2. 答案：A 解析：can后接动词原形swim ◇（ ）3. — Can you read this sentence? — Yes, I ____. A. can B. do C. am 基础题（ ）3. 答案：A 解析：Can you...? 肯定回答 Yes, I can. 提升题：（选择题） ▷（ ）1. — Can Jam speak Chinese? — No, he ____. A. can B. can't C. doesn't 提升题（ ）1. 答案：B 解析：Can...? 否定回答用can't ▷（ ）2. Which is WRONG? A. She can dances. B. He can swim. C. They can run. 提升题（ ）2. 答案：A 解析：can后接动词原形dance，不是dances ▷（ ）3. Olivia ____ draw pictures, but she can write poems. A. can B. can't C. isn't 提升题（ ）3. 答案：B 解析：but转折，前面说不能画画 拓展题：（选择题） ★（ ）1. The rule: 'can' has ____ form for all subjects. A. different B. no different C. -s 拓展题（ ）1. 答案：B 解析：can无人称变化，所有人称都用can ★（ ）2. In ____ (Kunming), the teacher says 'You ____ speak English here.' A. can B. cans C. can to 拓展题（ ）2. 答案：A 解析：can后接动词原形speak ★（ ）3. Transform: 'She can sings.' → Correct: 'She ____ sing.' A. can B. can to C. cans 拓展题（ ）3. 答案：A 解析：can后接动词原形sing 考点七：祈使句（动词原形开头 / Don't... / Let's...） 基础题：（选择题） ◇（ ）1. ____ listen to the teacher in class. A. Not B. Don't C. Doesn't 基础题（ ）1. 答案：B 解析：祈使句否定用Don't + 动词原形 ◇（ ）2. ____ read the text together. A. Let's B. Let C. To 基础题（ ）2. 答案：A 解析：Let's + 动词原形，表示建议 ◇（ ）3. ____ careful with your spelling. A. Be B. Is C. Are 基础题（ ）3. 答案：A 解析：祈使句以动词原形be开头 提升题：（选择题） ▷（ ）1. Which is WRONG? A. Don't talk in class. B. Let's to read together. C. Be quiet, please. 提升题（ ）1. 答案：B 解析：Let's后接动词原形read，不是to read ▷（ ）2. — ____ make mistakes! — Sorry, I won't. A. Not B. Don't C. Doesn't 提升题（ ）2. 答案：B 解析：祈使句否定用Don't ▷（ ）3. Zhou Kai says to Jam: '____ help me with my English.' A. Let's B. Let C. To 提升题（ ）3. 答案：A 解析：Let's help表示建议一起做 拓展题：（选择题） ★（ ）1. The rule: an imperative sentence begins with a ____ verb. A. past B. base C. -ing 拓展题（ ）1. 答案：B 解析：祈使句以动词原形（base form）开头 ★（ ）2. In ____ (Qingdao), the teacher says '____ attention to your writing.' A. Pay B. Pays C. To pay 拓展题（ ）2. 答案：A 解析：祈使句用动词原形Pay ★（ ）3. Transform: 'You should listen.' → Imperative: '____!' A. Listen B. Listens C. Listening 拓展题（ ）3. 答案：A 解析：祈使句直接用动词原形Listen 考点八：频度副词（always＞usually＞often＞sometimes＞never）排序与位置 基础题：（选择题） ◇（ ）1. I ____ do my homework after school. (100%) A. never B. always C. sometimes 基础题（ ）1. 答案：B 解析：always表示总是100% ◇（ ）2. She ____ eats breakfast at 7 o'clock. A. never B. usually C. always 基础题（ ）2. 答案：B 解析：usually表示通常，频率约80% ◇（ ）3. They ____ play football on Sunday. A. often B. never C. always 基础题（ ）3. 答案：A 解析：often表示经常，频率约60% 提升题：（选择题） ▷（ ）1. Which order is RIGHT (high→low)? A. always→usually→often→sometimes→never B. never→sometimes→often→usually→always C. often→always→sometimes→never→usually 提升题（ ）1. 答案：A 解析：频度副词从高到低排列 ▷（ ）2. Olivia ____ watches TV because she studies hard. A. always B. usually C. never 提升题（ ）2. 答案：C 解析：因为她努力学习，所以从不看电视 ▷（ ）3. Chen Wei ____ gets up early. He is ____ late for school. A. always; never B. never; always C. sometimes; always 提升题（ ）3. 答案：A 解析：总是早起，从不迟到，逻辑一致 拓展题：（选择题） ★（ ）1. The rule: adverbs of frequency are placed ____ the main verb. A. before B. after C. between 拓展题（ ）1. 答案：A 解析：频度副词放在be动词后、实义动词前 ★（ ）2. In ____ (Wuhan), students ____ do morning exercises. (90%) A. sometimes B. usually C. never 拓展题（ ）2. 答案：B 解析：90%对应usually（通常） ★（ ）3. Transform: 'She is always late.' → 'She is ____ late.' (0%) A. always B. usually C. never 拓展题（ ）3. 答案：C 解析：0%对应never（从不） 考点九：名词复数变化（subjects / classes / stories / songs） 基础题：（选择题） ◇（ ）1. We have four ____ this term. A. subject B. subjects C. subjectes 基础题（ ）1. 答案：B 解析：subject复数直接加-s ◇（ ）2. They read many English ____. A. story B. storys C. stories 基础题（ ）2. 答案：C 解析：story以辅音+y结尾，变y为i加es ◇（ ）3. Olivia writes ____ for her homework. A. sentence B. sentences C. sentencees 基础题（ ）3. 答案：B 解析：sentence复数直接加-s 提升题：（选择题） ▷（ ）1. Which is WRONG? A. two classes B. three storys C. many songs 提升题（ ）1. 答案：B 解析：story复数应为stories，不是storys ▷（ ）2. Chen Wei learns many new English ____. A. word B. words C. wordes 提升题（ ）2. 答案：B 解析：word复数直接加-s ▷（ ）3. In class, we sing Chinese ____. A. song B. songs C. songes 提升题（ ）3. 答案：B 解析：song复数直接加-s 拓展题：（选择题） ★（ ）1. The rule: for nouns ending in 'y' after a consonant, change 'y' to 'i' and add ____. A. -s B. -es C. -ies 拓展题（ ）1. 答案：C 解析：辅音+y结尾，变y为i加-ies ★（ ）2. In ____ (Xiamen), kids read many ____. A. story B. storys C. stories 拓展题（ ）2. 答案：C 解析：story的复数正确形式是stories ★（ ）3. Transform: 'one class' → plural: 'two ____' A. class B. classes C. classies 拓展题（ ）3. 答案：B 解析：class以s结尾加-es 考点十：综合辨析（学科学习全流程：问答/喜好/能力/建议） 基础题：（选择题） ◇（ ）1. — What subjects do you like? — I like ____. A. swim B. English C. to swim 基础题（ ）1. 答案：B 解析：问喜欢什么学科，回答学科名称English ◇（ ）2. — Can you help me with maths? — Sure, I ____. A. can B. do C. am 基础题（ ）2. 答案：A 解析：Can you...? 肯定回答 Yes, I can. ◇（ ）3. We ____ have six subjects this year. A. do B. does C. are 基础题（ ）3. 答案：A 解析：主语we搭配do 提升题：（选择题） ▷（ ）1. Which sentence is WRONG? A. She is good at English. B. He can speaks Chinese. C. They like music. 提升题（ ）1. 答案：B 解析：can后接动词原形speak，不是speaks ▷（ ）2. Olivia ____ English, and she ____ good at it. A. likes; is B. like; is C. likes; are 提升题（ ）2. 答案：A 解析：三单likes + is good at ▷（ ）3. — ____ does Lily like Chinese? — Because it's interesting. A. What B. Why C. How 提升题（ ）3. 答案：B 解析：回答用Because，问句用Why 拓展题：（选择题） ★（ ）1. In ____ (Jinan), the head teacher says: 'Students ____ work hard at all subjects.' A. should B. shouldn't C. are 拓展题（ ）1. 答案：A 解析：老师建议学生应该努力学习所有学科 ★（ ）2. The correct sentence structure: Subject + ____ + like + doing + object. A. doesn't B. don't C. Either A or B 拓展题（ ）2. 答案：C 解析：否定时三单用doesn't，非三单用don't ★（ ）3. Transform into one sentence: 'Jam likes English. He is good at it.' → 'Jam likes English ____ he is good at it.' A. because B. but C. so 拓展题（ ）3. 答案：A 解析：前后是因果关系，用because连接 — 专项训练 · 一线教师精编 — 学科网（北京）股份有限公司 $