Unit 2 Helping at home 词汇语法易错（专项训练）-2026-2027学年外研版（三起）英语四年级上册

**基本信息** 聚焦单元核心考点，通过“规则速记+分层训练+解析迁移”构建系统方法体系，强化情态动词、三单等基础语法与家务词汇的应用能力，提升语言理解与表达素养。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |高频易错速记|5条核心规则|情态动词原形规则、三单变化口诀、固定搭配公式|从语法规则到词汇应用，形成“规则-实例-应用”逻辑链| |语法/词汇过关|35道基础题|情态动词后接原形、三单主谓一致、help do固定搭配|分题型突破核心考点，由单一知识点到综合运用| |综合应用|30道综合题|句型转换技巧、动名词作主语三单规则|通过语篇语境整合语法词汇，实现知识迁移与思维提升|

外研版四年级上册Unit 2 Helping at home词汇语法易错专项练习 单元核心考点梳理：本单元围绕居家帮忙、家务劳动展开，核心必考易错点：情态动词can/may用法（请求/能力）、一般现在时第三人称单数主谓一致、help sb. do sth.固定搭配、家务类固定短语、情态动词句型转换，是四年级上册基础核心高频考点。 单元高频易错速记（考前背诵） 1. 情态动词规则：can/may无人称变化，后必接动词原形；May I表请求许可。 2. 三单易错点：he/she/单人主语常态动词加s/es，疑问句does出现动词还原。 3.核心固定搭配：help sb. do sth.、let’s do sth.、do housework/chores 4. 主谓一致：动名词（Doing chores）作主语，谓语动词用单数。 5. 家务高频短语：sweep the floor、wash the dishes、make the bed、tidy the room 一、语法过关 A. 用所给词的适当形式填空（10道） 1. I can ________ (help) my mum at home. 2. My father often ________ (cook) dinner for us. 3. Can you ________ (wash) the dishes? 4. She ________ (sweep) the floor every morning. 5. Let me ________ (tidy) my room. 6. He helps his sister ________ (make) the bed. 7. May I ________ (go) outside to play? 8. My mum ________ (do) housework every day. 9. They can ________ (clean) the window easily. 10. Tom ________ (not can) wash clothes. B. 句型转换（5道） 1. I can sweep the floor.（改为否定句） I ________ ________ the floor. 2. She tidies her room every day.（改为一般疑问句） ________ she ________ her room every day? 3. Can you help your parents?（作肯定回答） ________, I ________. 4. He does housework at home.（改为否定句） He ________ ________ housework at home. 5. I may go outside.（对划线部分提问） ________ ________ you ________? 二、词汇过关 A. 根据句意及汉语提示写出单词或短语（10道） 1. I often ________ (帮助) my parents at home. 2. My mum can ________ (洗) the clothes. 3. He can ________ (打扫) the floor. 4. Let’s ________ (整理) our classroom. 5. My dad ________ (做饭) every evening. 6. I can ________ (洗碗) after dinner. 7. She likes to ________ (铺床) by herself. 8. We do many ________ (家务) at home. 9. ________ (可以) I play outside? 10. Please ________ (打扫) the window. B. 用所给词的适当形式填空（10道） 1. Helping parents ________ (make) us happy. 2. My sister often ________ (wash) dishes after meals. 3. Can I help you ________ (clean) the room? 4. He ________ (tidy) his bedroom every day. 5. May I ________ (help) you? 6. My parents ________ (do) housework every day. 7. Let’s ________ (sweep) the floor together. 8. She can ________ (make) her bed well. 9. Tom often ________ (help) his mum with chores. 10. Doing chores ________ (be) a good habit. 三、单项选择（10道） ( ) 1. —________ I play outside? —Sure. A. May B. Do C. Am ( ) 2. My brother often ________ the floor at home. A. sweep B. sweeps C. sweeping ( ) 3. Can you ________ your room? A. tidy B. tidies C. tidying ( ) 4. I help my mum ________ dinner. A. cook B. cooks C. cooking ( ) 5. —Can you wash clothes? —________ A. Yes, I do. B. Yes, I can. C. No, I don’t. ( ) 6. She ________ do housework on Sundays. A. don’t B. doesn’t C. isn’t ( ) 7. Let’s ________ the window now. A. clean B. cleans C. cleaning ( ) 8. My father ________ every evening. A. cook B. cooks C. cooking ( ) 9. Helping others ________ us helpful. A. make B. makes C. making ( ) 10.—May I go out? —________ You must finish your homework first. A. Sure. B. Yes. C. Sorry, you can’t. 四、完成句子（根据汉语提示翻译句子，每空一词）（10道） 1. 我可以帮妈妈做家务。 I ________ ________ my mum do housework. 2. 他每天扫地、洗碗。 He ________ the floor and ________ ________ every day. 3. 我会自己整理房间。 I can ________ ________ ________ by myself. 4. 让我们一起打扫窗户吧。 ________ ________ clean the window together. 5. 我的爸爸每天做晚饭。 My father ________ ________ every day. 6. 你可以铺自己的床。 You can ________ ________ ________. 7. 我经常在家帮忙。 I often ________ ________ ________. 8. 她不会洗衣服。 She ________ ________ ________. 9. 我可以出去玩吗？ ________ ________ go outside to play? 10. 做家务是个好习惯。 ________ ________ is a good habit. 五、语法选择（完形填空） 阅读短文，从A、B、C三个选项中选出最佳答案。 I like helping my family. I 1. ________ do many chores at home.My sister 2.______ helpful too.She often 3. _______ her room every day. My mum 4. ________ dinner for us every evening. I often help her 5. ________ the dishes. 6._____I go outside to play?My dad always says “Sure”, if I finish my chores first. We 7. ________ happy to help at home. Helping parents 8. ________ us good kids. Can you 9.________ chores at home?Let’s 10. _______ helpful every day! ( ) 1. A. can B. do C. am ( ) 2. A. is B. are C. be ( ) 3. A. tidy B. tidies C. tidying ( ) 4. A. cook B. cooks C. cooking ( ) 5. A. wash B. washes C. washing ( ) 6. A. May B. Do C. Does ( ) 7. A. is B. are C. am ( ) 8. A. make B. makes C. making ( ) 9. A. do B. does C. doing ( ) 10. A. be B. are C. is 六、语法填空（短文填空） 阅读短文，用所给单词的适当形式填空，每空一词。 I 1. ________ (love) helping at home. I 2. ________ (can) sweep the floor and wash the dishes. My sister 3. ________ (tidy) her room every day. She can 4. ________ (make) her bed well. My parents 5. ________ (do) housework every day. I often help them 6. ________ (clean) the room. Helping others7. ________ (make) me happy. May I 8. ________ (help) you?Let’s9. ________ (be) helpful and do more 10. ________ (chore) at home. 参考答案+详细解析 一、语法过关 A. 用所给词的适当形式填空 1. help 解析：情态动词can后接动词原形。 2. cooks 解析：often表常态，主语my father为三单，动词变三单。 3. wash 解析：Can引导一般疑问句，后接动词原形。 4. sweeps 解析：every morning为常态，主语she三单，动词变三单。 5. tidy 解析：Let sb. do sth. 固定搭配，后接动词原形。 6. make 解析：help sb. do sth. 帮助某人做某事，固定用法。 7. go 解析：情态动词may后接动词原形。 8. does 解析：主语my mum三单，一般现在时动词变形。 9. clean 解析：can后接动词原形。 10. can’t 解析：can的否定形式直接加not，无三单变化。 B. 句型转换 1.can’t sweep 解析：can否定式为can’t，后接动词原形。 2.Does; tidy 解析：主语三单，一般疑问用Does，动词还原原形。 3.Yes; can 解析：Can you...? 肯定回答统一用can。 4.doesn’t do 解析：三单主语否定用doesn’t，实义动词do还原原形。 5.What may; do 解析：对动作提问用what，保留情态动词may。 二、词汇过关 A. 根据句意及汉语提示写单词/短语 1.help 2.wash 3.sweep 4.tidy 5.cooks 6.wash the dishes 7.make the bed 8.chores 9.May 10.clean B. 用所给词适当形式填空 1. makes 解析：动名词短语作主语，视作单数，动词用三单。 2. washes 解析：often常态，主语三单动词变形。 3. clean 解析：help sb. do sth. 固定搭配。 4. tidies 解析：every day常态，主语三单变三单。 5. help 解析：may后接动词原形。 6. do 解析：主语复数，一般现在时用原形。 7. sweep 解析：Let’s后接动词原形。 8. make 解析：can后接动词原形。 9. helps 解析：主语Tom三单，动词变三单。 10. is 解析：动名词作主语，be动词用单数is。 三、单项选择 1.A 解析：May I...? 礼貌请求许可，固定句型。 2.B 解析：often一般现在时，主语三单用sweeps。 3.A 解析：can后接动词原形。 4.A 解析：help sb. do sth. 固定搭配。 5.B 解析：Can you...? 肯定回答Yes, I can. 6.B 解析：主语三单，实义动词否定用doesn’t。 7.A 解析：Let’s do sth. 固定句型。 8.B 解析：every evening常态，主语三单用cooks。 9.B 解析：动名词作主语，谓语动词用三单makes。 10.C 解析：根据后句提示，此处为否定回答。 四、完成句子 1. can help 2. sweeps; washes dishes 3. tidy my room 4. Let’s 5. cooks dinner 6. make your bed 7. help at home 8. can’t wash clothes 9. May I 10. Doing chores 五、语法选择 1.A 2.A 3.B 4.B 5.A 6.A 7.B 8.B 9.A 10.A 解析：全文考查单元核心：can/may情态动词、一般现在时三单、help固定搭配、let’s do句型。 六、语法填空 1. love 2. can 3. tidies 4. make 5. do 6. clean 7. makes 8. help 9. be 10. chores 解析：重点考查情态动词原形规则、三单变形、动名词主谓一致、名词复数用法。 学科网（北京）股份有限公司 $