Unit 4 Healthy habits重要常考语法知识点归纳+专项巩固练习（专项训练）-2026-2027学年人教PEP版英语五年级上册

**基本信息** 以健康习惯为主题，系统归纳情态动词should/shouldn’t等6大语法点，通过多样化题型实现知识应用与语言能力提升。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |语法知识点归纳|6个核心语法点|should/shouldn’t基础结构及肯定否定用法；可数名词复数变化规则（含tooth→teeth等特殊变化）；if条件句“条件+建议”结构|以提建议功能为核心，辐射名词区分、频度表达、动词短语等关联知识点，形成“功能-词汇-语法”逻辑链| |专项巩固练习|6类题型（填空/选择/句型转换等）|词形变化（名词复数、动词三单）；句式转换（一般疑问句、否定句）；语境应用（健康习惯场景辨析）|题型与语法点精准对应，覆盖基础应用（填空）、综合辨析（选择）、逻辑转换（句型转换）等能力维度，强化知识迁移|

人教PEP版五年级英语上册 Unit 4 Healthy habits 重要常考语法知识点归纳+专项巩固练习 重要常考语法知识点归纳 语法1 情态动词should / shouldn’t（单元核心，提健康习惯建议） 1. 基础结构：should / shouldn’t 无人称变化，后必须加动词原形 肯定：主语 + should + 动词原形（提倡健康行为） 否定：主语 + shouldn’t + 动词原形（劝阻不良习惯） 2. 一般疑问：Should + 主语 + 动词原形？ 简答：Yes, 主语 should. / No, 主语 shouldn’t. 语法2 可数&不可数名词区分（健康主题词汇） 1. 可数名词变复数：tooth → teeth（不规则特殊变化）；habit → habits；hour → hours；brush → brushes（sh结尾加es） 2. 不可数名词：flu、exercise（表锻炼）、rest，无复数；little修饰不可数名词表“少量” 语法3 频度副词twice 表次数 twice 两次，固定搭配 twice a day 一天两次；表次数单词放在行为动词后 例：I brush my teeth twice a day. 语法4 固定动词短语（健康习惯高频搭配） 1. take care of 爱护、照料；brush teeth 刷牙；have exercise 锻炼；have a rest 休息 2. check one’s body 检查身体；stay at home 待在家；watch TV shows 看电视节目 语法5 if引导条件状语从句 if 如果，引导条件，主句常用should给出建议 例：If you have flu, you should stay at home and rest. 语法6 形容词enough用法 enough 充足的，放在名词前修饰：enough sleep 充足睡眠；修饰形容词后置 专项巩固习题 一、用所给单词的适当形式填空 1. We ______(should) eat too much sweet food, it’s bad for our teeth. 2. You need to brush your ______(tooth) twice every day to keep healthy. 3. Many good living ______(habit) help us stay away from flu. 4. If you feel tired, you ______(can) have a short rest after exercise. 5. My mum ______(brush) her hair and checks her body every morning. 6. We do exercise two ______(hour) every school week. 7. There is ______(little) milk left, we need to buy more. 8. Students ______(stay) at home when they get the flu. 9. He watches fun TV ______(show) only on free weekends. 10. Take care of ______(you), don’t catch the flu in cold weather. 二、单项选择 ( ) 1. You ______ wash hands before every meal. It’s a good habit. A. should B. shouldn’t C. can’t ( ) 2. We must brush our ______ twice a day. A. tooth B. teeth C. a tooth ( ) 3. If you have the flu, you ______ go to crowded playgrounds. A. should B. shouldn’t C. can ( ) 4. There are many good ______ for Grade Five students. A. habit B. habits C. a habit ( ) 5. My dad does exercise for two ______ every Saturday morning. A. hour B. hours C. an hour ( ) 6. We have ______ time to rest after finishing our exercise. A. little B. less C. enough ( ) 7. —Should we take care of our body every day? —Yes, ______. A. we shouldn’t B. we should C. we can’t ( ) 8. She ______ her teeth and has a rest after dinner. A. brush B. brushes C. brushing ( ) 9. We can watch short TV ______ after finishing homework. A. show B. shows C. a show ( ) 10. ______ you feel sick, you should stop doing exercise. A. If B. What C. When 三、句型转换 1. We should do enough exercise every day.（改为一般疑问句） ________________________________________________ 2. He brushes his teeth twice a day.（改为否定句） ________________________________________________ 3. We should stay at home when we have the flu.（对划线部分提问） ________________________________________________ 4. This good habit helps us keep healthy.（主语改为they） ________________________________________________ 5. If you are tired, you should have a rest.（改为否定建议句） ________________________________________________ 四、英汉互译 1. brush teeth twice every single day ____________ 2. take care of our body and good habits ____________ 3. stay at home if you get the flu ____________ 4. have enough rest after daily exercise ____________ 5. watch short TV shows on free days ____________ 6. 每天做充足的锻炼 ____________ 7. 养成爱护身体的好习惯 ____________ 8. 感冒时不应该外出玩耍 ____________ 9. 一天休息两次，保持健康 ____________ 10. 检查身体，远离流感 ____________ 五、改错（划出错误，横线上写出正确单词） 1. If you has the flu, you shouldn’t goes out to play. ____________ 2. We brush our tooth two hour every school day. ____________ 3. You shouldn’t to watch too many TV show at night. ____________ 4. Many good habit help us take care of we body. ____________ 六、阅读理解 Good healthy habits are very important for students. We should brush our teeth twice every day. If we get the flu, we should stay at home and have enough rest. We shouldn’t run outside for long hours when we feel weak. Every afternoon, we do exercise for one hour. We only watch short TV shows after finishing homework. We learn to take care of our bodies and check ourselves often. Little sweet food and more exercise can keep us strong. 判断正(T)误(F) ( ) 1. We need to brush teeth two times each day. ( ) 2. If you have the flu, you can go out to run for hours. ( ) 3. The writer does exercise every afternoon. ( ) 4. They watch long TV shows before finishing homework. ( ) 5. Less sweet food and much exercise keep people healthy. 参考答案 一、用所给单词适当形式填空 1. shouldn’t 2. teeth 3. habits 4. can 5. brushes 6. hours 7. little 8. stay 9. shows 10. yourself 二、单项选择 1.A 2.B 3.B 4.B 5.B 6.C 7.B 8.B 9.B 10.A 三、句型转换 1. Should you do enough exercise every day? 2. He doesn’t brush his teeth twice a day. 3. What should you do when you have the flu? 4. These good habits help us keep healthy. 5. If you are tired, you shouldn’t have a rest. 四、英汉互译 1. 每天刷两次牙 2. 爱护我们的身体，保持好习惯 3. 如果你得了流感就待在家里 4. 日常锻炼后充分休息 5. 空闲日子看简短的电视节目 6. do enough exercise every day 7. form good habits to take care of bodies 8. shouldn’t go out to play when you have flu 9. have a rest twice a day to keep healthy 10. check your body and stay away from flu 五、改错 1. has→have；goes→go 2. tooth→teeth；hour→hours 3. shouldn’t to watch→shouldn’t watch；show→shows 4. habit→habits；we→our 六、阅读判断 1.T 2.F 3.T 4.F 5.T 学科网（北京）股份有限公司 $