Unit 4 Helping in the Community高频易错考点（专项训练）-2026-2027学年人教PEP版英语四年级上册

**基本信息** 聚焦Unit 4 8个高频易错考点，以“基础→提升→延伸”三梯度设计，融合方法提炼与知识逻辑，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| |----|-----------|----------|----------| |考点一至八|每考点含选择/填空/改错等题型|针对a/an搭配、三单动词变化等易错点提炼规则，如“元音音素前用an”“三单动词加-s/-es”|从基础语法（a/an、时态）到语音（ph发音）再到情景交际，形成“概念→应用→综合”递进链条|

人教PEP版四年级上册 · Unit 4 Helping in the Community · 高频易错考点专项训练 📘2026 人教PEP版 · 四年级上册 Unit 4 Helping in the Community 高频易错考点专项训练 姓名：______________ 得分：______________ 💡 使用说明：本卷精选本单元 8 个高频易错考点，按「基础→提升→延伸」三梯度编排。◇ 基础题 ▷ 提升题 ★ 延伸题。建议限时 40 分钟完成，做完后对照文末解析订正。 📌 考点一：职业名词与 a / an 的搭配 ⚠️ 易错原因：firefighter / cook / cleaner 等职业名词前必须加 a 或 an；important 以元音音素开头用 an，这是学生最容易忽略的丢分点。 ◇ 【基础测试题】（选择题） （ ）1. My father is ______ bus driver. A. a B. an C. the （ ）2. Look! That man is ______ firefighter. He helps people. A. a B. an C. / （ ）3. —What's your neighbour's job? —She is ______ cook. A. a B. an C. the ▷ 【提升巩固题】（用 a / an 填空） 1. Olivia's mother is ______ nurse. She works in a hospital. 2. Zhang Hao wants to be ______ delivery worker in the future. 3. It's ______ important job to help others in the community. ★ 【延伸探究题】（改错题，找出错误并改正） 1. Chen Wei is police officer. → __________________________________ 2. She is a firefighter. Her job is very important. → __________________________________ 3. My uncle is a cook. He makes a food for us. → __________________________________ 📌 考点二：一般现在时中第三人称单数的动词变化 ⚠️ 易错原因：主语是 he / she / 单个人名时，动词要加 -s 或 -es，学生常忘记变形，或把 help→helpes、watch→watchs 等规则用错。 ◇ 【基础测试题】（选择题） （ ）1. Lily often ______ old people cross the road. A. help B. helps C. is helping （ ）2. Our neighbour ______ in the community every day. A. clean B. cleans C. is cleaning （ ）3. The bus driver ______ us to school every morning. A. take B. takes C. is taking ▷ 【提升巩固题】（用所给词的正确形式填空） 1. Zhou Kai's father is a cook. He ______ (make) delicious food every day. 2. Bella often ______ (visit) the old people's home on weekends. 3. The delivery worker ______ (carry) heavy parcels to our door. ★ 【延伸探究题】（句型转换） 1. She helps her neighbour clean the garden.（改为一般疑问句） ____________________________________________________________ 2. He often takes photos for the old people.（对划线部分提问） ____________________________________________________________ 📌 考点三：现在进行时的 be 动词搭配（am / is / are） ⚠️ 易错原因：I 用 am，you / we / they 用 are，he / she / 单数人名用 is。学生常把 They is... / We am... 等搭配写错，或漏写 be 动词。 ◇ 【基础测试题】（选择题） （ ）1. Look! The students ______ cleaning the community garden. A. am B. is C. are （ ）2. —What is Chen Wei doing? —He ______ making the bed. A. am B. is C. are （ ）3. I ______ helping my neighbour right now. A. am B. is C. are ▷ 【提升巩固题】（用 am / is / are 填空） 1. Olivia and Bella ______ singing old songs for the old people. 2. Zhang Hao ______ telling a funny story to the children. 3. —What ______ you doing, Lily? —I'm picking up rubbish. ★ 【延伸探究题】（改错题） 1. They is busy in the community today. → __________________________________ 2. She are helping the old man cross the road. → __________________________________ 3. I am go to the old people's home now. → __________________________________ 📌 考点四：动词 -ing 形式的三种变化规则 ⚠️ 易错原因：① 一般动词直接加 -ing（clean→cleaning）；② 不发音 e 结尾去 e 加 -ing（make→making ❌ makeing）；③ 重读闭音节双写尾字母（run→running ❌ runing）。 ◇ 【基础测试题】（选择题） （ ）1. Chen Jie is ______ the bed for her grandmother. A. make B. makes C. making （ ）2. The children are ______ stories under the big tree. A. tell B. telling C. tells （ ）3. Look! Olivia is ______ a picture for the community wall. A. draw B. draws C. drawing ▷ 【提升巩固题】（用所给词的正确形式填空） 1. The cleaners are ______ (pick) up rubbish in the park. 2. Bella is ______ (write) a letter to the old people. 3. They are ______ (take) photos for the community newspaper. ★ 【延伸探究题】（改错 + 归类） 找出下列句子中 -ing 形式的错误并改正： 1. He is makeing a cake for the party. → __________________________________ 2. The bird is sing in the tree. → __________________________________ 3. We are runing to the bus stop. → __________________________________ 📌 考点五：一般现在时 vs 现在进行时 的区分 ⚠️ 易错原因：often / every day 是一般现在时的标志，用动词原形或三单形式；now / look / right now 是现在进行时的标志，用 be + doing。学生常把两种时态混用。 ◇ 【基础测试题】（选择题） （ ）1. My mother often ______ dinner for the family. A. cook B. cooks C. is cooking （ ）2. Listen! The volunteers ______ songs in the garden. A. sing B. sings C. are singing （ ）3. He ______ the room every Saturday. A. cleans B. is cleaning C. are cleaning ▷ 【提升巩固题】（用所给词的正确形式填空） 1. Lily usually ______ (help) her mum at home, but now she ______ (clean) the community centre. 2. Look! The firefighter ______ (run) to the building. He always ______ (run) fast. 3. We often ______ (visit) the old people's home in Qingdao. Today we ______ (sing) for them. ★ 【延伸探究题】（改错题） 1. She cleans the room now. → __________________________________ 2. They are playing football every day. → __________________________________ 3. He is helps people every day. → __________________________________ 📌 考点六：现在进行时的一般疑问句与否定句 ⚠️ 易错原因：变一般疑问句时把 be 动词提到句首，后面动词保持 -ing 不变；变否定句时在 be 动词后加 not。学生常写成 Is she makinging? 或 They don't cleaning. 等错误形式。 ◇ 【基础测试题】（选择题） （ ）1. —______ they cleaning the street? —Yes, they are. A. Do B. Are C. Is （ ）2. She is not ______ the bed. She is singing. A. make B. makes C. making （ ）3. —Is Zhang Hao telling a story? —No, he ______. A. is not B. isn't C. doesn't ▷ 【提升巩固题】（按要求改写句子） 1. Chen Wei is helping the old people.（改为一般疑问句） ____________________________________________________________ 2. They are picking up rubbish in the park.（改为否定句） ____________________________________________________________ 3. The police officer is helping the man cross the road.（对划线部分提问） ____________________________________________________________ ★ 【延伸探究题】（情景应答） 根据情景，从括号中选词完成对话： Lily: Look! What (is / are) ______ the children doing? Olivia: They (is making / are making) ______ the bed for the old people. Lily: (Is / Are) ______ Chen Wei helping too? Olivia: No, he (isn't / aren't) ______. He (is singing / sings) ______ old songs. 📌 考点七：ph 字母组合的发音 /f/ ⚠️ 易错原因：ph 组合发 /f/ 音（如 phone / photo / elephant），学生容易与 sh /ʃ/（如 ship / shop）混淆，在辨音题中频繁丢分。 ◇ 【基础测试题】（辨音题，选出划线部分发音不同的一项） （ ）1. A. phone B. elephant C. ship （ ）2. A. photo B. fish C. graph （ ）3. A. shop B. phone C. photo ▷ 【提升巩固题】（判断下列单词划线部分发音是否相同，相同的写 T，不同的写 F） 1. phone — photo ( ) 2. elephant — fish ( ) 3. graph — ship ( ) 4. photo — shop ( ) ★ 【延伸探究题】（语音归类） 将下列单词按 ph 发音 /f/ 和 sh 发音 /ʃ/ 分成两类： phone shop photo fish elephant ship graph /f/ : ________________________________________________ /ʃ/ : ________________________________________________ 📌 考点八：情景交际 —— 在社区中如何表达与应答 ⚠️ 易错原因：询问职业用 What's ... job? / What does ... do? 回答用 He/She is a...；询问正在做什么用 What are they doing? 回答用 They're + doing。学生常把两种问句答语张冠李戴。 ◇ 【基础测试题】（选择题） （ ）1. —What's your father's job? —______ A. He is cleaning the car. B. He is a bus driver. C. He often helps people. （ ）2. —What are the volunteers doing? —______ A. They are community volunteers. B. They are singing for the old. C. They often clean the park. （ ）3. —Is your mother a cook? —______ A. Yes, she is. B. Yes, she does. C. She is cooking. ▷ 【提升巩固题】（情景配对，将左栏与右栏对应连线） （ 1 ）What does Zhou Kai's father do? （ 2 ）What are Olivia and Bella doing? （ 3 ）Is Zhang Hao a delivery worker? （ 4 ）What can we do for the community? A. They are making the bed. B. He is a police officer. C. We can help old people. D. No, he isn't. He's a cook. ★ 【延伸探究题】（补全对话） A: Hi Lily! Are you in Xiamen now? B: Yes! My family and I are visiting Kunming this week, but we (1) ______ (be) in Xiamen yesterday. A: Cool! What is your brother doing there? B: Oh, he (2) ______ (help) an old man cross the road. A: That's nice. What (3) ______ your mother's job? B: She (4) ______ (be) a nurse in Wuhan. She often (5) ______ (help) sick people. A: Is your father a firefighter in Jinan? B: No, he (6) ______ (not be). He's a cook. But he (7) ______ (help) people too. 📝 参考答案与详细解析 考点一：职业名词与 a / an 的搭配 1. A bus 以辅音音素 /b/ 开头，用 a。 2. A ... 3. A cook 以辅音音素 /k/ 开头，用 a。 提升：1. a（nurse 以辅音 /n/ 开头） 2. a（delivery 以辅音 /d/ 开头） 3. an（important 以元音 /ɪ/ 开头） ★ 改错：1. police officer → a police officer（职业名词单数必须加 a/an） 2. √ 正确，无需修改 3. a food → food（food 是不可数名词，不加 a） 考点二：一般现在时第三人称单数 1. B Lily 是第三人称单数，often 是一般现在时标志，help → helps。 2. B Our neighbour 是单数，clean → cleans。注意不是现在进行时！ 3. B The bus driver 是单数，take → takes（以 e 结尾加 s）。 提升：1. makes（He 三单，make → makes） 2. visits（Bella 三单，visit → visits） 3. carries（三单，辅音+y 结尾变 carries） ★ 句型转换：1. Does she help her neighbour clean the garden?（三单疑问句用 Does，后面动词还原 help） 2. What does he often do?（对动作提问用 What） 考点三：现在进行时 be 动词搭配 1. C The students 是复数，用 are。 2. B He 是第三人称单数，用 is。 3. A I 固定搭配 am。 提升：1. are（Olivia and Bella 是复数） 2. is（Zhang Hao 是单数） 3. are（you 搭配 are） ★ 改错：1. is → are（They 是复数） 2. are → is（She 是单数） 3. am go → am going（now 用现在进行时，go → going） 考点四：动词 -ing 三种变化规则 1. C make 以不发音 e 结尾 → making（去 e 加 ing）。 2. B tell 一般动词直接加 ing → telling。 3. C draw 一般动词直接加 ing → drawing。 提升：1. picking（一般动词加 ing） 2. writing（去 e 加 ing） 3. taking（去 e 加 ing） ★ 改错：1. makeing → making（去 e 再加 ing，不是直接加 ing） 2. sing → singing（一般动词加 ing） 3. runing → running（重读闭音节，双写 n 再加 ing） 考点五：一般现在时 vs 现在进行时 1. B often 是一般现在时标志，My mother 三单 → cooks。 2. C Listen! 是现在进行时标志 → are singing。 3. A every Saturday 是一般现在时 → cleans。 提升：1. helps; is cleaning（前半句 usually 一般现在时，后半句 now 现在进行时） 2. is running; runs（Look! 用进行时，always 用一般现在时） 3. visit; are singing（often 一般现在时，Today 现在进行时） ★ 改错：1. cleans → is cleaning（now 必须用现在进行时） 2. are playing → play（every day 是一般现在时） 3. is helps → helps（every day 一般现在时，不能用 be 动词 + 动词原形） 考点六：一般疑问句与否定句 1. B they 是复数，现在进行时疑问句用 Are 开头。 2. C 否定句结构：is not + making（动词保持 ing 形式）。 3. B Is 开头的一般疑问句，否定回答用 isn't（= is not）。 提升：1. Is Chen Wei helping the old people?（be 动词提到句首） 2. They are not picking up rubbish in the park.（are 后加 not） 3. What is the police officer doing?（对动作提问用 What） ★ 情景应答：is; are making; Is; isn't; is singing 考点七：ph 字母组合发音 /f/ 1. C ship 中 sh 发 /ʃ/，phone 和 elephant 中 ph 发 /f/。 2. B fish 中 sh 发 /ʃ/，photo 和 graph 中 ph 发 /f/。 3. A shop 中 sh 发 /ʃ/，phone 和 photo 中 ph 发 /f/。 提升：1. T（phone /f/，photo /f/） 2. F（elephant /f/，fish /ʃ/） 3. F（graph /f/，ship /ʃ/） 4. F（photo /f/，shop /ʃ/） ★ 归类：/f/ : phone, photo, elephant, graph | /ʃ/ : shop, fish, ship 考点八：情景交际 1. B 问职业，回答 He is a bus driver. A 是描述正在做的事，C 是描述频率。 2. B 问正在做什么，回答 They are singing... A 是身份介绍，C 是描述习惯。 3. A Is 开头的一般疑问句，用 Yes, she is. / No, she isn't. 回答。 提升连线：1-B 2-A 3-D 4-C ★ 补全对话：(1) were (2) is helping (3) is (4) is (5) helps (6) isn't (7) helps ✅ 订正完毕！建议将错题整理到错题本上，标注错误原因，每周复习一次。加油！💪 — 第 页 — 学科网（北京）股份有限公司 $