1、八年级英语下册Unit1知识点Section A1.询问某人有某种不适或遇到什么麻烦常用句型：Whats the matter (with sB.)?= Whats the trouble/ problem (with sB.)?= Whats wrong (with sB.)?= What happened (to sB.)?= Is there anything wrong (with sB.)?= Whats up?2.疾病类短语回答：(1)Have a + 疼痛Eg: have a cold/fever/ cough感冒/发烧/咳嗽(2)Have a + 身体部位-acheEg: ha
2、ve a stomachache/ toothache/ headache胃疼/牙痛/头痛(3)Have a sore + 身体部位Eg: have a sore throat/ back喉咙痛/背痛(4)身体部位+ hurtEg: My head hurts.我头痛。3.Have a (bad) cold = catch a (bad) cold得了（重）感冒4.I have a sore back.= My back hurts.我背痛。5.Arm in arm 臂挽臂6.Back (名词) “后背” (形容词) “后面的”Back to back 背靠背At the back of .
3、在.的后面Eg: There is a small village at the back of the mountain.在山的后面有一个小村庄。7.Nod head 点头8.Tooth (名词) “牙” 其复数形式teeth9.Foot (名词) “脚”其复数形式feetAt the foot of . 在.的脚下On foot 步行Go to .on foot = walk to 步行去.Eg: I go to school on foot.= I walk to school.我走路去上学。10.Too much + 不可数名词/动词（位于动词后） “太多.”Too many + 可数
4、名词复数 “太多.”Much too + 形容词 “太.”Eg: She talked too much yesterday.她昨天说得太多了。She had too much water just now.她刚刚喝了太多水。There are too many books in her room.她房间有太多书。The sun is much too bright today.今天太阳太亮了。11.Enough (形容词) “足够的”用法：可以用来修饰名词位于名词前，可以用来修饰动词位于动词后。Eg: The man has enough money but he isnt happy en
5、ough.这个男人有足够多的钱但是他不够快乐。12.Lie down 躺下注意：lie意思不同，过去式过去分词变化不一样Lie - lay - lain (动词) “躺；位于；存在”Lie - lied - lied (动词) “撒谎”Lie to sB.“对某人说谎”Lie (名词) “谎言”Tell a lie “说谎”Eg: Look! Mr.Wang is lying on the beach.看！王先生正躺在沙滩上。13.Rest (动词/名词) “休息”Have a rest = have a break “休息”14.Hot tea with honey “加蜂蜜的热茶”15.S
6、ee a dentist “看牙医”16.Get an X-ray “拍X光片”17.Take ones temperature “量体温”18.Take some medicine “吃药”19.Sound like . “听起来像.”Eg: That sounds like a good ideA.那听起来是个好主意。20.On the weekend 在周末21.All weekend = the whole weekend 整个周末22.Need (情态动词) “需要”；无人称和数的变化，后面接动词原形Need (实义动词) “需要”常见结构：need to do sth. “需要做某
7、事（主动）”Need doing sth. “需要做某事（被动）”Eg: She need finish her homework in two hours.(need为情态动词)她需要两个小时内完成作业。She needs to finish her homework in two hours.(need为实义动词)她需要两小时内完成作业。The tree needs watering.这颗树需要浇水。23.Far away from . “远离.”Eg: My home is far away from my school.我家离学校很远。24.In the same way “用同样的方
8、式”25.Without (介词) “没有”- 其反义词withWithout doing sth. 没有做某事Eg: Little Tony went to school without having breakfast.小托尼没有吃早饭去上学。26.If “如果”，用来引导条件状语从句，遵循“主将从现”原则。常见结构：“if + 从句，主句”或“ if + 从句，祈使句”Eg: If it doesnt rain tomorrow, we will go swimming.如果明天不下雨，我们将去游泳。If “是否”，用来引导宾语从句Eg: I dont know if he will c
9、ome to my party tomorrow.我不知道明天他是否回来我的派对。27.Go to a doctor 去看医生28.See sB.do sth. “看见某人做了某事”See sB.doing sth. “看见某人正在做某事”Eg: I saw him hurt himself.我看见他伤了自己。I saw him playing on the playgrounD.我看见他正在操场上玩。29.On the side of . “在.的一面”30.Shout for help “喊救命”31.24-year-old (形容词)“24岁的”后面须加名词24 years old “2
10、4岁”32.Think twice 再三考虑33.Get off . “下车”Get on . “上车”34.Happen (动词)“发生”用法：sth.+ happen + 地点/时间 “某地/某时发生某事”Sth.+ happen to sB. “某人发生某事”SB.happen to do sth. “某人碰巧做某事”Eg: The car accident happened in Beijing in May.这场交通事故发生在五月北京。The car accident happened to Lucy.露西发生了交通事故。She happened to meet her friend
11、 on the street.她碰巧在街上见到了她的朋友。35.Have a heart problem “有心脏病”36.Act quickly “快速行动”37.Take 人 to 地点 “带某人去某地”Eg: Please take me to the supermarket请带我去超市38.Expect (sB.) to do sth. 期望某人做某事Eg: My parents expect me to get good grades.我父母期望我取得好成绩。39.Wait for sB. 等待某人40.To ones surprise “令某人吃惊的是”Eg: To my surp
12、rise, she won the first prize.令我吃惊的是，她获得了第一名。41.Agree to do sth. “同意做某事”Eg: She agreed to help me with my English.她同意帮我学英语。Agree with sB.“同意某人（的意见或观点等）”agree to + 建议/计划/安排 “同意某建议/计划/安排”Agree on sth.“就某事达成一致”42.Thanks to . “对亏；由于”Eg: Thanks to my teachers help, my English is improving.多亏了老师的帮助，我的英语正在
13、提高。43.Be saved by 人 “被某人挽救”44.In time 及时On time 按时45.Its said that + 从句 “据说.”Eg: Its said that the bridge will be finished next week.据说这所桥下周完工。46.Trouble (名词) “麻烦；困难”常见搭配：(be) in trouble 处于困境中Get into trouble 陷入困境Have trouble/ difficulty/ problems (with sB./in doing sth.)做某事有困难Eg: She has trouble in
14、 learning English.她在学英语上有困难。47.Save a life 挽救生命48.Right away= right now= at once “立刻；马上”49.Get to + 地点= reach + 地点= arrive at(小地点)/ in (大地点)Grammar一、反身代词常见反身代词：myself 我自己；ourselves我们自己；yourself你自己；yourselves你们自己；himself他自己；herself她自己；itself它自己；themselves他们自己常见短语：By oneself 独自；单独Enjoy oneself 玩得高兴Say
15、 to oneself 自言自语Dress oneself 自己穿衣服Help oneself to .随便吃/喝.Hurt/ cut oneself 伤/割着自己Teach oneself 自学Look after oneself 照顾自己二、情态动词should，无人称和数的变化；should用法(1)should可以表示劝告或建议，意为“应该”Eg: You should look after yourself. 你应该照顾好你自己。(2)Should表示要求或命令。Eg: You shouldnt talk in class. 你不应该在课堂上说话。(3)should表示预测或可能Eg
16、: He should be in the classroom. 他可能在教室里。(4)表示说话人的感情，如惊讶，愤怒，失望等。Eg: How should I know? 你怎么会知道？三、知识点Fall的常见搭配：Fall asleep 入睡Fall over 跌倒Fall into 落入Fall behind 落后Fall down from = fall off 从.上掉/摔下来Section B1.Run (动词) “跑”；“运行”；“管理”；“流淌”Eg: The boy is running on the playgrounD.那个男孩正在操场上跑步。Our car runs o
17、n diesel.我们的车用的是柴油。Run a hotel经营一家旅店Run it under water在水下冲洗它2.A few days “几天”Little/ a little/ few/ a few 区别Little “几乎没有”表否定意义，常用来修饰不可数名词A little “还有一点”表肯定意义，常用来修饰不可数名词Few “几乎没有”表否定意义，常用来修饰可数名词复数A few “还有一点”表肯定意义，常用来修饰可数名词复数Eg: We have little milk, lets buy some.We have a little milk, you can drink
18、it.We have a few apples, you can eat it.We have few apples, lets buy some.3.Press the sides of your nose 按压你鼻子两侧4.Put your head down 把头低下5.Feel sick “感到恶心”Be sick = be ill “生病”注意：指生病时，sick可以作表语也可作定语；而ill只能作表语Eg: Although she is ill/sick, she has to look after her sick son.尽管她生病了，但是她不得不照顾她生病的儿子。6.Hav
19、e a nosebleed 流鼻血7.Get hit on the head 被击中头部8.Tell sB.to do sth.“告诉某人做某事”tell sB.not to do sth.“告诉某人不错某事”9.Get sunburned 被晒伤10.Have problems doing sth. “做某事有困难”Eg: He has problems learning English.他学英语有困难。11.Breathe (动词) “呼吸” - breath (名词) “呼吸”常见短语：out of breath 上气不接下气Take a deep breath 深呼吸12.Be int
20、erested in doing sth.= take an interest in doing sth.对.感兴趣Eg: He is interested in reading books.他对读书感兴趣。13.Mountain climbing 登山Mountain climber 登山者14.Be used to doing sth. 习惯做某事Used to do sth.过去常常做某事Be used to do sth.被用来做某事Eg: She is used to living in the countryside.她习惯住在乡村。She used to live in the
21、countryside.她过去住在乡村。The dictionary is used to look up words.这个字典是用来查单词的。15.Take risks = take a risk 冒险The risk of.的风险Risk doing sth.冒险做某事16.Lose ones life 失去生命17.Because of + 短语；because + 句子Eg: The meeting is put off because of the weather.会议由于天气被推迟了。18.By oneself = on ones own 某人自己Eg: He learns Eng
22、lish by oneself.他自学英语。19.Free (动词) “解放” free ones arm 解放某人的手(形容词) “自由的；免费的”Eg: You are free. 你是自由的。The food is free. 食物是免费的。20.Run out of . 用光.（主语人）Run out 用光（主语物）Eg: The ink ran out.墨水用光了。I ran out of the ink. 我把墨水用光了。21.Save ones own life 挽救某人自己的生命22.Be ready to do sth. 准备做某事/乐于做某事Eg: The boy is r
23、eady to help others.这个男孩乐于助人。23.Use sth.to do sth.= use sth.for doing sth.用某物做某事Eg: I used this pen to write.= I used this pen for writing.我用这只钢笔写字。24.Cut off 切除Cut down 砍倒Cut up 切碎Cut out 删掉Cut in 插入；插话Cut .into . 把.切成.25.So that + 从句 “以便；为了”So.that 从句 “如此.以至于.”such + （形容词+）名词 + that从句 “如此.以至于.”Eg:
24、 He got up early so that he can catch the first bus.他起得很早为了能赶上第一班公车。The boy is so young that he cant go to school.这个男孩如此年轻以至于他不能上学。She is such a cute girl that we all like her.她是如此可爱的女孩以至于我们都喜欢她。26.Lose too much blood 失血过多27.Blood (名词) “血” a drop of blood “一滴血”Bloody (形容词) “流血的” ；bleed (动词) “流血”28.C
25、limb down the mountain 下山29.A book called Between a Rock and a Hard Place一本叫作生死两难的书30.Mean(动词) “意味；打算”- meaning (名词) “意思”Mean to do sth. “打算做某事”Mean doing sth. “意味着.”The meaning of . “.的意思”31.Get out of . 从.出来32.Tell of. 叙述.33.The importance of . .的重要性Importance (名词) “重要性” - important (形容词) “重要的”34.
26、Be in control of . 掌控.；管理.Be out of control 失控35.Keep on doing sth. 继续做某事Keep sB.doing sth. 让某人一直做某事Keep sB.from doing sth. 阻止某人做某事36.Make a decision 做决定37.Death (名词) “死亡”Die (动词) “死”Dead (形容词) “已故的”Dying (形容词) “垂死的”38.Three times 三次39.Mind doing sth. 介意做某事Eg: I dont mind lending my bike to you.我不介意借你自行车。40.Give up doing sth. 放弃做某事Eg: Dont give up chasing your dream.不要放弃追逐你的梦想。7
