Unit 3 Sound Body, Sound Mind（上）-2026-2027学年八年级英语上册知识点精讲（仁爱科普版）

Unit 3 Sound Body,Sound Mind 知识点精讲（上） temperature stomachache ache outgoing condition ⊙单元核心词汇 comfortable uncomfortable positive energy absent; unhealthy improper clearly sleepy weight weigh 。单元同步语法 否定前缀non-,dis-,un-,mis-,im- 。单元文章对话 重点句型讲练 教材同步词汇全解全练 重点1 单元词汇 1.temperature/'tempretfe(r)/n.温度；体温 词形变化：temperatures(复数 搭配：take one's temperature量体温；have a high temperature发高烧 例句：The nurse took his temperature.. 护士给他量了体温。 2.ache/eIk/n.&v.疼痛 词形变化：aches(第三人称单数/复数)；ached(过去式/过去分词)；aching(现在 分词) 搭配：have a headache头痛；have a stomachache胃痛/肚子痛 例句：My stomach aches..I may have a stomachache. 我胃疼，可能胃痛了。 3.stomachache/'stmekerk/n.胃痛；腹痛 词形变化：stomachaches(复数 搭配：have a stomachache肚子痛 例句：You should see a doctor if you have a stomachache. 如果你肚子痛，应该去看医生。 4.outgoing/'autgeuIn/adj.外向的；好交际的 词形变化：more outgoing(比较级)；most outgoing(最高级) 搭配：an outgoing person一个外向的人 例句：My brother is outgoing and likes making friends. 我哥哥很外向，喜欢交朋友。 5.condition/kan'dnln.状况；条件；环境 词形变化：conditions(复数) 搭配：in good condition状况良好；living conditions生活条件 例句：The car is in very good condition 这辆汽车状况很好。 6.comfortable/'kAmftebl/adj.舒适的；舒服的 词形变化：comfortably(adv.舒适地)；comfort(n.N.安慰；舒适) 反义词：uncomfortable(adj.不舒服的) 搭配：feel comfortable感到舒服 例句：This sofa is very comfortable 这张沙发非常舒适。 7.uncomfortable IAn'kAmftebl/adj.不舒服的；不自在的 词形变化：uncomfortably(adv.) 搭配：feel uncomfortable感到不舒服 例句：The chair is too hard and I feel uncomfortable. 椅子太硬了，我觉得不舒服。 8.positive/'ppzetrv/adj..积极的；肯定的；正面的 词形变化：positively(adv.积极地) 搭配：a positive attitude积极的态度 反义词：negative(adj.消极的) 例句：We should keep a positive attitude towards life. 我们应该对生活保持积极的态度。 9.energy/'ened3iln.精力；能量 词形变化：energetic(adj.精力充沛的)；energetically(adM.) 搭配：full of energy充满活力；save energy节约能源 例佝：Young people are full of energy 年轻人充满活力。 10.absent/'ebsent/.adj.缺席的；不在场的 词形变化：absence(n.缺席)；absently(adv.心不在焉地) 搭配：be absent from缺席. 反义词：present(adj.在场的) 例句：Tom was absent from school because he was ill.. 汤姆因病没来上学。 11.unhealthy /An'heli/adj.不健康的；有害健康的 词形变化：unhealthily(adv.);unhealthiness(n.) 构词：un-(否定前缀)+healthy(健康的) 搭配：unhealthy habits不健康的习惯 反义词：healthy(adj.健康的) 例句：Eating too much junk food is unhealthy.. 吃太多垃圾食品不健康。 12.improper/im'prppe(r)/adj.不合适的；不合当的；不正确的 词形变化：improperly(adv.) 构词：im-(否定前缀)+proper(恰当的) 搭配：improper behavior不当行为 例句：lt's improper to talk loudly in the library: 在图书馆大声说话是不恰当的。 13.clearly/'keli/adv.清楚地；清晰地 词形变化：clear(adj.清的)；clearness(n.清晰) 搭配：speak clearly说清楚；see clearly看清楚 例句：Please speak clearly so that everyone can hear you. 请说清楚，这样每个人都能听见。 14.sleepy/sli:pi/adj.困倦的；想睡的 词形变化：sleep(v.ln.睡觉)；sleepily(adv.);sleepiness(n) 搭配：feel sleepy感到困倦 例句：I feel very sleepy after staying up late. 熬夜后我感到非常困。 15.weight /wert/n.重量；体重 词形变化：weigh(v.称重；重达) 搭配：lose weight减肥；gain weight增重；put on weight增加体重 例句：She wants to lose weight by exercising,. 她想通过锻炼减肥。 16.weigh /wer/v.重达；称.的重量 词形变化：weighs(第三人称单数)；weighed(过去式/过去分词)；weighing(现在分 词 搭配：weigh oneself称体重；weigh.kilograms重.公斤 例句：The box weighs about10 kilograms. 这个箱子重约10公斤。 考点通关 单元词汇 (一)单句填空（用所给词的适当形式填空） 1.You should take your (temperate)before taking medicine. 2.I have a (stomach)because I ate too much. 3.My sister is more (outgoing)than me 4.The old house is in poor_ (condition). 5.This bed is soft and (comfort).I like it. 6.He felt (comfort)when he sat on the hard chair. 7.Keep a_ (positively)attitude,and you will succeed 8.Running every day gives me lots of (energetic). 9.Why was Mary (absence)from class yesterday? 10.Eating too many candies is (healthy)for your teeth. 11.It's (proper)to wear a hat indoors. 12.Can you say it more_ (clear)?I can't hear you. 13.I stayed up late last night,so I feel (sleep)now. 14.The (weigh)of the bag is 5 kilos 15.Please (weight)the apples for me. (二)短文填空（每空一词，注意词形变化） Tom was not feeling well this morning.He had a headache and a 1. (stomachache).His mother took his 2. (temperate)and found he had a high fever.Tom was 3._ (absence)from school.The doctor said he ate too much junk food,which was 4. (healthy).He also had some 5. (proper) eating habits.Tom needs to change his lifestyle.He should do more exercise and keep a6. (positive)attitude.Exercise can give him lots of 7. (energetic)and help him 8. (weight)less.A9. (comfort)bed and enough sleep can also help him feel less 10. (sleep)during the day. Tom decided to take good care of his health. 参考答案 1.temperature;2.stomachache;3.outgoing;4.condition;5.comfortable (一)单句填空 6.uncomfortable;7.positive;8.energy;9.absent;10.unhealthy; 11.improper;12.clearly;13.sleepy;14.weight;15.weigh 1.stomachache;2.temperature;3.absent;4.unhealthy;5.improper; (二)短文填空 6.positive;7.energy;8.weigh;9.comfortable;10.sleepy A 教材同步语法全解全练 重点2 单元语法 否定前缀non-,dis-,un-,mis-,im- 前缀 含义 规则与用法 示例 un- 不、非、相反 加在形容词、动词 unhappy(不高兴 前，表示否定或相反 的)、unfair(不公平 动作 的)、unlock(开锁 的反义一锁上？实际 unlock是打开，注 前缀 含义 规则与用法 示例 意：unlock是解开 锁，但常见用法；更 典型：unable不能 的) 加在动词、名词、形 disagree(不同 dis- 意)、disappear(消 不、消失、否定 容词前，表示否定、 失)、 dishonest(不 相反或去除 诚实的) non-stop(不间断 非、不 加在名词、形容词 non- 前，表示"非” 的)、non-fiction (非虚构的) misunderstand(误 加在动词、名词前 mis- 错误地、不当 表示错误或不当 解)、mislead(误 导) impossible(不可能 加在以b,p,m开头的 的)、impatient(不 im- 不无 形容词前(im-是in-的 耐烦的)、immoral 变体) (不道德的) 考点通关 单元语法 语法专练一：单项选择(8题) 1.The story is true.It's just a joke A.non- B.un- C.dis- D.im- 2.You should the facts before you talk. A.misunderstand B.understand C.mislead D.disappear 3.It's to finish the work in one hour.We need more time. A.impossible B.unhappy C.dishonest D.non-stop 4.My brother with me when I said the sky is green. A.agreed B.disagreed C.unhappy D.misled 5.The movie is -it's based on real events. A.non-fiction B.dishonesty C.unfair D.impolite 6.Don't the teacher;listen carefully. A.misunderstand B.understand C.disunderstand D.nonunderstand 7.He is an person.He always tells the truth. A.honest B.dishonest C.unhappy D.impossible 8.The bus runs from 6 a.m.to midnight. A.non-stop B.unstop C.distop D.miss-stop 语法专练二：语法填空(10题) 1.She feels very (happy)today because she lost her phone. 2.It's (polite)to talk loudly in the library. 3.The two friends often (agree)about which movie to watch. 4.This is a (fiction)book;all the stories are true. 5.Don't (understand)my words;I meant something else. 6.The dog (appear)suddenly,and everyone was surprised. 7.He was (able)to open the door because it was locked. 8.The test is (possible)to finish in 10 minutes. 9.She gave a (honest)answer,so nobody believed her. 10.The map will (lead)you to the wrong place. 语法专练一：单项选择 1.B;2.B;3.A;4.B;5.A;6.A;7.A;8.A 1.unhappy;2.impolite;3.disagree;4.non-fiction;5. 语法专练二：语法填空 misunderstand;6.disappeared;7.unable;8. impossible;9.dishonest;10.mislead 教材同步文章句型精讲 重点3 文章句型 1.What's wrong with you? 结构：What's wrong with+某人？ 中文：你怎么了？ 答语：I feel../1 have a. 例：I feel very sick and have a stomachache. 2.When did you feel the ache? 结构：When+did+主语+动词原形+其他？ 中文：你什么时候开始的？ 答语：About one hour ago.Just after lunch. 3.Let me examine you. 结构：Let+宾语+动词原研形 中文：让我给你检查一下。 4.What did you have for lunch? 结构：What+did+主语+have+for+餐名？ 中文：你午饭吃了什么？ 答语：I had some hamburgers,.chips,,fried pork together with some pepper and a cold drink 5.You ate too much junk food,especially hot pepper and iced Coke. 结构：主语+ate+too much+不可数名词/too many+可数名词复数 短语：too much+不可数名词（太多.…）；especially(尤其) 中文：你吃了太多垃圾食品，尤其是辣椒和冰可乐。 6.It is not healthy at all. 结构：主语+be not+形容词+at all 中文：它一点儿也不健康。 7.You need to take a rest and take some pills. 结构：need to do sth.需要做某事 短语：take a rest休息；take some pills吃药 中文：你需要休息并吃些药。 8.I will remember that. 结构：wl+动词原形（一般将来时） 中文：我会记住的。 考点通关 文章句型 练习一：补全对话（每空填一句完整的话） Doctor:1. Li Xiang:I feel very sick and have a stomachache. Doctor:2. Li Xiang:About one hour ago.Just after lunch. Doctor:Let me examine you. (A few minutes later) Doctor:3. Li Xiang:I had some hamburgers,chips,fried pork together with some pepper and a cold drink. Doctor:I see.4. Li Xiang:Thanks,doctor.I will remember that. Doctor:5. Li Xiang:OK.Thank you. 练习二：完成句子（根据中文提示完成英文句子） 1.你怎么了？ wrong you? 2.你什么时候开始疼的？ did you the ache? 3.让我给你检查一下。 me you. 4.你午饭吃了什么？ What you for lunch? 5.我吃了汉堡、薯条和炸猪肉。 some hamburgers,chips and fried pork 6.你吃了太多垃圾食品。 You ate junk food. 7.它一点儿也不健康。 Itis heal thy all. 8你需要休息并且吃药。 You to take a and take some 9我会记住的。 1 remember that. 10.我胃疼。 参考答案 1.What's wrong with you? 2.When did you feel the ache? 练习一：补全对话 3.What did you have for lunch? 4.You ate too much junk food,especially hot pepper and iced Coke.It is not healthy at all. 5.You need to take a rest and take some pills. 1.What's;with;2.When;feel;3.Let;examine;4.did;have; 练习二：完成句子 5.had;6.too much;7.not;at;8.need;rest;pills;9.will; 10.have;stomachache A 教材同步单元练习 一、阅读理解 C篇 Last Sunday,Tom's class had a hiking trip in the mountains.Tom was very excited and ate a lot of snacks on the way.He had three bags of chips,two bottles of iced cola, and some spicy sausages )After lunch,he began to feel uncomfortable.His stomach started to ache,and he felt very sick.His teacher,Mr.Li,noticed and asked, "What's wrong with you?"Tom replied,"I have a stomachache.I feel terrible."Mr. Li took his temperature and found he had a slight fever."You ate too much junk food,"Mr.Li said."Junk food is unhealthy.It's improper to eat so much at once." Tom realized his mistake.He rested for an hour and drank some warm water.By the end of the trip,he felt better.He said to himself,"I will never eat too much junk food again." ()1.What happened after Tom ate many snacks? A.He felt very energetic. B.He had a stomachache. C.He became outgoing. D.He felt sleepy ()2.What did Mr.Li do when he saw Tom's condition? A.He took Tom's weight. B.He took Tom's temperature. C.He gave Tom some medicine. D.He called Tom's parents. ()3.Which of the following is NOT true about junk food according to the passage? A.It is unhealthy. B.It is improper to eat too much. C.It can make people feel uncomfortable. D.It can help people lose weight. ()4.What can we learn from Tom's experience? A.Hiking is bad for health. B.Eating too much junk food is harmful. C.Teachers should not allow snacks. D.Drinking warm water is not helpful. D篇 Sleep is important for everyone,especially for teenagers.A good night's sleep helps us think clearly,feel energetic,and keep a positive attitude.However,many teenagers have unhealthy sleep habits.They stay up late to study or play games,and then feel sleepy in class the next day.This is improper behavior because lack of sleep can cause many problems. Studies show that teenagers need about 8 to 10 hours of sleep every night.When they don't get enough sleep,they may have trouble concentrating(集中注意力)and remembering things.Their weight may also increase because lack of sleep can make them eat more.To get better sleep,experts suggest keeping a regular schedule )avoiding screens before bedtime,and doing some relaxing activities like reading. If you often feel tired,you should check your sleep habits.Remember,a healthy mind comes from a healthy body,and a healthy body needs good sleep. ()1.What does a good night's sleep help us to do? A.Feel sleepy and tired. B.Think clearly and feel energetic. C.Have a stomachache. D.Lose weight quickly. ()2.Why do many teenagers feel sleepy in class? A.Because they study too hard. B.Because they have improper sleep habits. C.Because they eat too much junk food. D.Because they have a fever. ()3.According to the passage,lack of sleep may cause. A.a positive attitude B.a clear mind C.weight increase D.better memory ()4.What is the main idea of the passage? A.Teenagers should play games at night. B.Reading can help you sleep well. C.Sleep is very important for teenagers. D.Weight problems are common in teenagers. 二、完形填空 Last week,my friend Kate felt very tired and 1..She had a headache and didn't want to eat anything.Her mother took her 2.to the hospital.The doctor asked,"What's wrong 3.you?"Kate said,"I feel very sick and have a headache."The doctor took her temperature and said,"You have a fever.Let me 4. _you."After the examination,the doctor said,"You have a cold.You need to take some medicine and 5.more water." Kate's mother asked,"Does she need to stay 6.bed?"The doctor replied, "Yes,she should have a good rest.Also,it's 7.for her to eat spicy food now. She should eat some light food like porridge."Kate 8.her head and said,"I understand.I will follow your advice." Three days later,Kate felt much better.She was full of 9. again.She said to her mother,"Now I know that health is the most important.I will keep a 10. lifestyle from now on." A.sleepy B.sleep C.sleeping D.asleep A.quick B.quickly C.quiet D.quietly A.of B.for C.with D.to A.examine B.examining C.examined D.to examine A.drink B.drinks C.drinking D.to drink A.on B.in C.at D.for A.proper B.properly C.improper D.improperly A.nods B.nodded C.nodding D.to nod A.energy B.energies C.energetic D.energetically A.health B.healthy C.healthily D.unhealthy 三、阅读短文回答问题 Many people think that exercise is only for young people.But in fact,exercise is important for people of all ages.Mr.Wang is 70 years old,but he looks very healthy. Every morning,he gets up early and goes to the park.He does Tai Chi for an hour.He says that Tai Chi helps him keep a positive attitude and makes him feel comfortable. He also walks for 30 minutes after lunch.He never eats junk food."Unhealthy food makes you feel sleepy and tired,"he says."I always eat fresh vegetables and fruit.I also drink a lot of water."Mr.Wang's condition is very good.The doctor says he is in good health.Mr.Wang believes that a healthy lifestyle is the key to a happy life. 1.Where is Mr.Wang from? 2.What does Mr.Wang do every morning? 3.How does Mr.Wang feel after doing Tai Chi? 4.Why does Mr.Wang avoid eating junk food? 5.What is the key to a happy life according to Mr.Wang? 四、短文填空 用方框中所给单词的适当形式填空，使短文完整正确。（每个单词限用一次，每空限填一个单 词。) clear proper weight ache positive sleep outgoing comfort condition energy Last month,my cousin Tom was in poor 1. He always felt 2. in class because he stayed up late.His legs often 3.after running.He didn't have a 4. attitude.The doctor said he had a 5. problem.Tom decided to change.He began to eat 6. and exercise every day to make him feel 7. After a month,he felt full of 8..He became more 9. and could speak 10. 1. 2. 3. 4. 5. 6 7 8. 9. 10. 五、写作 话题：How to Keep Healthy 提示 1.你认为健康的重要性是什么？ 2.你在日常生活中如何保持健康？ (至少两点) 3.你对同学们有什么建议？ 要求：80词左右，语句通顺，语法正确。 参考答案 一、 阅读理 C篇：1.B2.B3.D4.B 解 D篇：1.B2.B3.C4.C 二、完形填 空 1.A;2.B;3.C;4.A;5.A;6.B;7.C;8.B;9.A;10.B 1.70 years old. 2.Tai Chi. 三、阅读短 3.comfortable. 文回答问题 4.feel sleepy and tired. 5.A healthy lifestyle. 四、短文填 1.condition 2.sleepy 3.ached 4.positive 5.weight 6.properly 7. 空 comfortable 8.energy 9.outgoing 10.clearly 五、写作 范文： How to Keep Healthy Health is very important for everyone.Without health,we can't study or work well.To keep healthy,I do three things.First,I eat healthy food.I eat vegetables,fruit,and drink milk every day.I never eat junk food.Second,I exercise regularly.I run for half an hour every morning.Also,I get enough sleep.I go to bed before 10 p.m.I think a healthy lifestyle makes us energetic and happy I suggest my classmates keep a balanced diet and do more sports.Let's keep healthy together!