初三英语知识点总结Unit1知识点一、重点短语1.ask sb. for help 请求某人的帮助2.be patient 耐心点儿3.improve one’s speaking skills 提高某人说的能力4.spoken English=oral English英语口语5.make word cards 制作单词卡片6.listen to tapes 听磁带7.the secret to lan guage learnin g语言学习的诀窍8.be afraid to do sth.不敢做某事9.fall in love with.. . 爱上10.body language 肢体语言11.t ake notes 记笔记12.make mistakes in grammar 犯语法错误13.learning habits 学习习惯14.have sth. in common 有...共同点15.pay attention to 注意16.con nect…with…把....与....联系起来17.write down key words 摘抄重点词18.in class 在课堂上19.after class 课后20.be interested in…对.......感兴趣21.do sth. on one’s own 独立做某事22.worry about 为...而担忧23.depend on=rely on 依赖；取决于二、重点知识点1.by是介词，“通过某种方式”，文中表示方法、手段，后面可接名词、代词或doi ng。
其他意思：（1）在….旁边：I live by the river.（2）沿着，经由：come by the highway（3）由于：by mistake（4）被，由：some articles written by Lu Xun（5）逐个：one by one（6）乘、坐：by car（7）不迟于；在…之前：You should go back home by ten o’clock.2. conversation 与have/ hold 连用时，要加不定冠词，但是与make连用时，不用加不定冠词。
hold/have conversations with 与....聊天hold/have a conversation with与....聊天make conversation 闲谈，搭讪be in c onversation with 在…谈话中3. 提建议的表达方法（1）Would you like (to do)…? Would you like to have dinner with me?（2）What / How about (doing)…? How about going swimming on Saturday? （3）Shall we (do)…? Shall we go to the park?（4）Let’s (do)…Let’s go home.（5）You’d better (do )…You’d better finish your homework by supper. （6）Will you please (do )…? Will you please borrow me your book?（7) Why not/Why don’t you (do)…？Why not ask the tea cher?4. practice doing sth.练习做某事5. 句型“It is+adj.+(for sb)to do sth."和“It is+adj.+(of sb)to do sth."两个句型中，如果形容词是修饰说人的性格特征用of sb. 形容事的用for sb。
6. try to do 与try doing辨析try to do sth.设法做某事，尽力做某事; try to do侧重尽力，为了达到目的而努力。
try doing sth.试着做某事，试验做某事; try doing 只是一种新的尝试，并没有一定明显的目的性。
7. patient用法adj.有耐心的，忍耐的；be patient with s b. ；be patient to do sth.n. 病人8. increase 用法increase by 以什么速度增长...通常后面加百分数increase to 意思是增长到...通常后面加的是增长到的结果9. speed用法n.迅速;速度；速率。
at speed 高速地；at the speed of 以．．的速度full speed 全速前进；竭尽全力=steam aheadmore haste, less speed 欲速则不达; speed up 加速v.快速行进，疾行10. active用法active 的用法, 其基本义为“活动的，活跃的，积极的”，可用作表语和定语be active in意为“积极参加”；若有了“active”的修饰，则要有“an”：take an active part in .11.pay attention to用法pay attention to sth: pay attention to state affairspay attention to doing sth: Please pay attention to taking care of your baby.12. connect用法connect with 和……有关,和……有联系connect to 把……连接到……connect……to 接通（电源，电话等）13. look for，find, find out辨析look for意为“寻找”，强调找的动作，是延续性动词find意为“找到、发现、感到”，强调找的结果，是非延续性动词find out意为“查明、发现、了解”，指经过认真观察、调查或研究把某事、某物查出来、搞清楚，多用于复杂而不容易直接查出的情况。
Unit2知识点一、重点短语1.the Lantern Festival 元宵节2.the Drago n Boat Festival 端午节3.the Water Festival 泼水节4.eat five meals a day 一天吃五餐5.put on five pounds 体重增加了五磅6.lose weight减肥7.in two weeks 两星期之后8.be similar to... 与.......相似9.throw water at each other 互相泼水10.in the shape of... 呈…的形状11.folk stories民间传说故事y out摆开;布置13.the sto ry of Chang’e嫦娥的故事14.refuse to do sth 拒绝做某事15.have g ood luck in the new year在新的一年里有好运气16.end up最终成为;最后处于17.end up with以…结束18.share sth with sb 与…分享…19.as a result结果20.one...the other... (两者中)一个…另一个…21.care about 关心22. dress up 乔装打扮23.haunted house 鬼屋24.play a trick on sb.捉弄某人25.give out 分发give up放弃26.trick or treat不给糖果就捣蛋27.light candles 点蜡烛28.the importance of…的重要性29.take sb. around…=show sb. around…带某人到处走走30.warn sb to do sth.警告某人做某事31.warn sb not to do sth警告某人不要做某事32.th e beginni ng of new life 新生命的开始33.remind sb of …使某人回想起…34.promise to do sth.承诺做某事35.treat sb. with. 用/以…对待某人二、重点知识点1.stranger用法n. 陌生人=strange(adj) + (e)r【拓展】异乡人,外地人,新来者I am a stranger here. 我不是本地人。
2.put on 用法增加体重;发胖; 穿上,戴上((强调动作); 上演,举办。
put on 的其他含义:①穿上；戴上My mother put on her coat and went out.②上演；举办One summer our children put on a play.3. steal用法vt. 偷,窃取stolestolen；steal sth. from sb./sw. 从某人或某地偷某物y out 用法lay out 摆开,布置lay out sth in sw 将某物摆放在某处lay v. 安置,安放, 产卵,下蛋laid laidlie 平躺lay lain lie 撒谎lied lied5. admire 用法vt. 欣赏,仰慕+ sb./sth admire sb./sth for (doing)sth 因(做)某事而佩服/欣赏某人6. trick or treat 不请客就捣蛋trick n. 花招,把戏play a trick on sb. 捉弄某人treat 用法：n. 款待,招待v. 款待,请客It’s my treat. 我请客treat sb. to sth 请某人吃…看待;当作与as 连用treat…as …把..当作治疗Which doctors are treating him for his illness?7. punish 用法v. 处罚,惩罚be punished for 因…受惩罚n. punishment adj. punishable 应惩处的,可依法惩处的8. warn 用法v 警告,告诫1)warn sb (not) to do sth. 警告,告诫某人(不要)做某事2)warn sb. about sth . 提醒/告诫某人注意某事3)warn sb. of/ against (doing) sth . 告诫某人提防某事4)warn (sb.)that从句9. de ad 用法是形容词，意为“死的；失去生命的”，常用于名词前定语或作系动词的表语。
n. death；v. die ；die of 因疾病,…而死，情感内因；die from 因外伤…而死,事故外因10. go for a vacation 去度假go on a vacation 在度假11. in+时间段…以后，用将来时间；after+时间段，过去式；after+时间点，一般将来时12. true和real 辨析true 强调事实与实际情况相符,并非杜撰,捏造的.real 强调客观存在,并非想象的或虚构的13. be similar to 意为“与…相似”辨析：be similar to 与be similar withbe similar to 后面既可以接物也可以接人，即be similar to sth./sb.; be similar to 后面可接从句be similar with 后面只能接人，即be similar with sb.14.throw用法throw-threw-thrown 扔throw at 向…扔；throw away 扔掉；throw sth to sb.扔给某人某物15. wish用法n 常用复数形式wishes 祝福,愿望v. wish sb sth /wish sb. to do sth/wish that 从句；16. plan用法plan to do sth. “计划/打算做某事”；17.light用法light adj. 轻的; 浅色的; 少量的,轻微的; v. 点燃;点火light-lit-lit可数名词: 电灯; 不可数名词: 光线,光亮,光18.promise用法promise sb. sth. 允诺某人某事; promise sb. to do sth. 承诺/答应做某事; promise that 从句19.语法：宾语从句Unit3 知识点一、重点短语1.turn left/right 向左/右转2.on one’s left/right 在某人的左/右边3.go along Main Street 沿着主大街走4.have dinner 吃饭5.go to the third floor 去三楼6.a room for resting 休息室7.be special about.. .有……独特之处8.pardon me 请再说一次e on 过来;加油10.one one’s way to... 在去.......的路上11.something to eat一些吃的东西12.hold one’s hand 抓住某人的手13.mail(send) a letter 寄信14.pass by 路过15.a rock band 摇滚乐队16.in the shopping center 在购物中心17.in some situations 在某些场合18.park one’s car 停车19.an underground parking lot地下停车库20.such as例如21.thank sb. for doing sth. 为…感谢某人22.look forward to…期盼…23.meet sb. for the first time 第一次见到某人24.in a rush to do sth. 仓促地做某事25.be convenient to do sth. 做某事很方便二、重点知识点1.名词可以用来修饰另一个名词，表示材料、类别、用途等。