八上英语各单元知识点复习Unit1 Where did you go on vacation?1. go on vacation 度假holiday但vacation表示长的假期2. visit museums 参观博物馆3. go to summer camp去夏令营4.something interesting有趣的东西5. in excitement兴奋地1）something，anything，nothing，everything是指物的不定代词。
somebody，someone，anybody，anyone，nobody，everybody，everyone是指人的不定代词。
2）当形容词修饰不定代词、不定副词时，放于其后；如，something special;3）something，somebody，someone，somewhere用于肯定句，表示请求或建议的疑问句中，而anything，anybody，anyone，anywhere 用于否定句、疑问句及条件状语从句中。
6.buy sth. for sb. 或buy sb. sth 如：buy some books for me. = buy me some books.7.提建议的句子①What/ how about +doing sth.? 如：What/ How about going shopping?②Why don’t you + do sth.? 如：Why don’t you go shopping?③Why not + do sth. ? 如：Why not go shopping?④Let’s + do sth. 如：Let’s go shopping⑤Shall we/ I + do sth.? 如：Shall we/ I go shopping?9. long time no see 好久不见10 . most of the time 大多数时间11.enjoyable activities 令人愉快的活动12. try paragliding 尝试滑翔伞运动13. 辨析：get to/reach/arrive 都是“到达“的意思get to+地点=reach+地点= arrive at+地点（小）=arrive in+地点（大）14.nothing...but...意为“除......之外；只有”，如：I have nothing to do but watch TV all day long. 我整天除了看电视什么也没干。
15. feel like 意为：“感受到；摸起来”，后跟宾语从句或名词。
如：I felt like I was a bird. 我感觉我是一只鸟。
It feels like a stone. 它摸起来像一块石头。
另外，构成短语feel like doing sth.意为“想做某事”。
如：I feel like eating.我想吃东西。
16.enjoy doing sth . 喜欢做… enjoy oneself 过得愉快=have fun/have a good time.17. the top of the hill 山顶18. feed(fed) hens and pigs 喂鸡和猪19. I wonder what life was like here in the past. 我想知道过去这里的生活是什么样的感到疑惑；想知如：I wonder where they are going.21.Still no one seemed to be bored. 仍然没有人感到烦闷。
1）seem意为“好像；似乎；看来”，是个连系动词，构成的短语有：seem（to be）+adj. 似乎...... 如：He seemed ( to be) ill yesterday. 昨天他似乎病了。
It seems that + 从句似乎...... 如：It seems that he was ill yesterday. 昨天他似乎病了。
2）bored (adj)，“感到厌倦的，,其主语是某人；boring(adj)，意为无聊的，其主语是某物。
23. Because of the bad weather, we couldn’t see anything below.1）because of + 名词/代词/名短I had to move because of my job. 因为工作的原因24. 形容词/副词＋enough 如：She is not old enough to go to school.enough＋名词如：enough umbrellas 足够的雨伞25. so+形/副+that 从句：She is so popular that everyone likes her.such+名短+ that 从句：She is such a popular girl that... 27．What a difference a day makes! 一天的差异多大啊！1. What a/an + adj.+ n(单)+主+谓！或What + adj. +n（复不）+主+谓！2. How+ adj. +主+谓（联系动词）！或How + adv+主+谓（实义动词）！28. I just stayed at home most of the time to read and relax.Unit2 How often do you exercise?1. exercise （v/n）的用法1）（动）:锻炼. 如：He exercises every day.2) (可数名词). 如：do morning/ eye exercises; do math exercises(不可数名词) :如：We often do / take exercise on weekends.2.-How often do you usually go shopping? —Sometimes/Twice a week. 有时候/一周两次.1) go shopping 意为“去购物”。
Go+ v- ing : 表示进行某项活动。
如：Go swimming/ shopping/skating/skiing/fishing/climbing/hiking2)频率副词：always=all the time, usually, often, sometimes=at times , hardly ever, never(1).sometimes: 有时候；sometime：某时；some times：许多次/倍; some time: 一段时间2）how often表示“多久一次”，是对动作的频率进行提问。
其回答通常有：频率副词：always, usually, often, sometimes, hardly ever, neverhow often 次数＋时间段: 如：once or twice a weekevery ＋时间段: every day (每天) 区别：everyday （每天的；日常的）3. 空闲的Are you free tonight? be free 免费的 4 junk food 垃圾食品5. 满的；饱的” …be full of… : The bottle is full of water. 瓶子里装满了水。
6．She says it’s good for my health. 她说那对我的健康有益。
（1）be good for：“对……有好处”。
如：Doing exercise is good for our health.（2）be good at：“擅长于……” 如：He is good at playing football.(3) be good with: “与……相处好” 如：The teacher is good with his students.7．go online = use the Internet ：上网8. Teenager magazine 青少年杂志9. more than two hours=over two hours:超过10. go to the dentist: 去看牙医11. keep healthy = stay healthy = keep in good health: 保持健康12. ask sb. to do : 叫…做某事Teacher asked me to clean the classroom.ask sb. about sth. : 问某人某事We asked our students about their free time activities.ask sb. for sth. : 向某人要求… 如：ask teacher for help 13. help sb. with sth. 如：They help me with this problem. 他们帮助你解决这个问题。
14. (n) 惊讶: to one’s surprise 令某人惊讶的是in surprise 惊讶地I was surprised at the news = I was surprised to hear the news.15. fifteen percent of the students 百分之十五的学生16. swing dance 摇摆舞17.although(conj):“尽管；虽然”，表示转折关系，同义词有though, 不能与but同时使用。
如：Although they’re neighbors, they don’t play together.= They’re neighbors, but they don’t play together.尽管他们是邻居但是他们不在一起玩。
18. maybe (adv): 也许，大概(Maybe) he (maybe) knows it.如：Maybe he is at home.= He maybe is at home.= He may be at home.19. It’s good to relax by using the Internet or watching game shows.by: 通过… 方式He learns English by singing English songs.through 通过… 方式+ 名词：The best way to relax is through exercise20. such as =like + 名短：如：such as winning the game.21.Old habits die hard. 恶习难改. die(v):死亡；消失death(n): 死亡；22.Most students use it for fun and not for homework.23.You can spend time with your friends and family as you play together.度过（时间）如：spend the weekend with family花费（时间、钱）如：He spent 20 yuan (in) buyingthe magazine. Unit3 I’m more outgoing than my sister1.事实上in fact2. 唱歌比赛the singing competition 3头发更短的the one with shorter hair 4. 真正关心我truly care about me 5.只要；既然…as long as… 6. 一…就… as soon as…7. 分享一切share everything 8. 与…不同be different from 9.与…一致be the same as… 10. 与… 相似的be similar to… 13.打电话询问更多信息call for more information14. 形容词和副词的比较1)比较级：表示两者(人或物)之间的比较2 )大多数形容词和副词有三个等级：原级、比较级、最高级: good –better - best3.) 加more/most ①.部分双音节和多音节词②.-ed/ing结尾的形容词；③adj+ly→adv.4.) 双写的词：big hot fat thin red wet sad二．比较级基本句型：1 实义动词+ adv./ （比than）如：Lucy runs more slowly than Lily.2. 主语必须与对比成分保持一致：Her hair is longer than yours.(→your hair)3 as+adj./adv.(原级)+as …如同…一样。