人教版八年级英语下册单元知识点归纳Unit 1 W hat’s the matter?一、重点短语归纳1. foot---feet 脚 <复> tooth---teeth 牙齿 <复>2. have a cold 感冒3. have a stomachache 胃疼4. have a sore back背疼5. have a sore throat喉咙疼6. have a fever发烧7. lie down and (have a)rest 躺下休息have a rest 休息8. hot tea with honey 加蜜的热茶9. see a dentist 看牙医see a doctor 看医生10.drink lots of water多喝水11.lots of ,a lot of 许多；大量 a lota lot of=lots of，可以修饰可数名词复数和不可数名词，一般用在肯定句中。
：a lot,是一个副词词组，跟动词连用；表示十分，很等意思；Thanks a lot.好主意14. go to bed 去睡觉go to bed early 12. have a toothache牙疼13. That’s a good idea早上床睡觉15. feel well感到好 feel ill 感到不舒服我感觉不舒服. 16. start doing/ to do sth开始做某事I don’t feel well= I’m not feeling wellto do 是一件事情完成了，开始做另外一件事情doing是原来的那件事情做到一半，现在又开始做了，是同一件事情。
17. two days ago两天前18. get some rest 多休息；休息一会儿19. I think so我认为是这样20. be thirsty口渴21. be hungry 饥饿22. be stressed out紧张23. listen to music听音乐24. healthy lifestyle健康的生活方式25. traditional Chinese doctors传统中医26. need to do sth 需要做某事I have a toothache. I need to see a dentist. 我牙痛, 我需要去看牙医.We need to keep our classroom clean. 我们需要保持教室的干净.27. too much + 不可数名词太多的…much too +形/副实在太…极其，非常too many + 可数名词复数太多的…28.be good for sth./ doing sth. 对……有益，对……有好处be bad for sth./ doing sth. 对……有害be good to 对…好be good at =do well in 在……方面好，擅长29.get good grades 取得好成绩30.angry 用法be angry with sb生某人的气be angry at/ about sth 就某事生气important to do sth . 做某事很重要。
31.It’s easy to do sth做某事是容易的。
It’s32.balanced diet平衡饮食33.get tired 感到疲倦be/get tired34.stay healthy 保持健康=keep healthy=keep in good health.=He should eat nothing. 他不应当吃任何东西.35.He shouldn’t eat anything36.give sb some advice给某人建议give advice 提出建议采纳或听从某人的建议advice 是不可数名词 a piece of advice 一则建议take one’s adviceHe gave me some good advice. 他向我提了一些很好的意见。
49.sleep 8 hours a night 每晚睡眠八小时get enough sleep 得到充足的睡眠50.take medicine 吃药服药I have to take medicine three times a day for my cold.因为感冒，我不得不一天吃三次药。
二固定结构形容词+ for sb. + to do sth.It’s +做某事对某人来说是…的。
It’s important to do sth .做某事很重要。
It’s important for me to eat a balanced diet.平衡饮食对我来说是很重要的.做某事是容易的。
It’s easy to do sthIt’s easy for us to find out the answer.找出答案对我们来说是容易的三．重点句子你怎么啦？1.What’s the matter ? What’s the mater with you ?=What’s the trouble with you?=What’s wrong with you?I have a cold / have a sore back / have a stomachache…那太糟糕了. 你应该/不该…2.That’s too bad. You should / shouldn’ｔYou should lie down and rest / drink hot tea with honey / see a dentist / see a doctor .他不应当吃任何东西.He shouldn’t eat anything = He should eat nothing.3.I’m not felling well . 这里well表示身体状况，不能用good代替我感觉不舒服.I don’t feel well= I’m not feeling well4.When did it start ? About two days ago . 什么时候开始的？大约两天前5.I hope you fell better soon . 我希望你很快好起来这里better是well的比较级10.It’s easy to have a healthy lifestyle ,and it’s important to eat a balanced diet . 有一个健康的生活方式很容易，饮食平衡是很重要的。
→ It’s easy to do sth .做某事重要做某事容易/ It’s important to do sth .四．知识结构1.情态动词should的用法should是情态动词，它的基本用法是必须和其他动词一起构成谓语。
情态动词没有人称和数的变化，意为"应该......"。
should（应当，应该）用于所有人称，表示劝告或建议。
eg. You should wait a little more.你应该再多等一会儿。
--- I have a very bad cold.我感冒很厉害。
--- You should lie down and have a rest.你应该躺下，多喝水。
2.maybe与may be。
如：1.maybe是副词，译为“也许、可能”，相当于“perhaps”Maybe he can answer the question.也许他能回答那个问题。
He maybe is from the USA, too. 他可能也来自美国。
如：2.may be中的may为情态动词，译为“可能是......”He may be from the USA, too.他可能也来自美国。
She may be our English teacher.她可能是我们的英语老师3.few、a few、little、a little的区别和联系：1.few / a few用来修饰可数名词，few表示否定意义，没有，几乎没有； a few表示有肯定意思，有几个。
例如：He has few friends here, he feels lonely. 他这里没朋友，他感觉寂寞。
There are a few eggs in the basket.篮子里有几个鸡蛋。
2.little / a little用来修饰不可数名词，little表示否定意思，没有，几乎没有。
a little 表示肯定意思，有一点儿。
例如：There is little ink in my bottle, can you give me a little ink?我的瓶子里没有墨水了，你能给我点儿墨水吗？4.not…until直到…（否定句) 才，动词为短暂性或瞬间性动词She didn’t leave until we came.He went shopping after he got up.=He didn’t go shopping until /before he got up.……until/till直到···（肯定句）动词为延续性动词We stayed here till/until 12 o’clock.Unit 2 I'll help clean the city parks.一．知识点：短语动词小结常见短语动词结构有下面几种：1.动词+副词如：give up 放弃turn off 关掉stay up 熬夜这种结构有时相当于及物动词，如果其宾语是代词，就必须放在动词和副词之间，如果是名词，则既可插在动词和副词之间，也可放在短语动词后。
2. 动词+介词如：listen to 听look at 看belong to 属于这种结构相当于及物动词，后面跟宾语。
3. 动词+副词+介词如：come up with 提出，想出run out of 用完，耗尽4. 动词+名词(介词) 如：take part in参加catch hold of 抓住1.cheer (sb.) up使(某人)高兴、振作如：cheer me up 使我高兴clean up 打扫clean-up n. 打扫2. homeless adj. 无家可归的 a homeless boy 一个无家可归的男孩3. sick adj. 生病的作表语、定语ill adj. 生病的作表语，不能作定语4. volunteer to do v. 志愿效劳、主动贡献volunteer n. 志愿者5. come up with 提出想出=think up 想出catch up with 赶上追上6. put off doing 推迟做某事put on 穿上(指过程) put up 张贴7. write down 写下记下8. call up 打电话make a telephone call 打电话10. set up 成立建立The new hospital was set up in 2000. 这座医院是在2000年成立的。