八年级上册英语新人教版单元知识点总结（原卷版+答案版）

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八年级上册英语新人教版单元知识点与语法总结Unit 1 Happy HolidayUnit 2 Home Sweet HomeUnit 3 Same or Different ？Unit 4 Amazing Plants and AnimalsUnit 5 What a Delicious Meal！Unit 6 Plan for YourselfUnit 7 When Tomorrow ComesUnit 8 Let's communicate ！1.go back to sp回到.....地方3.take one’s breath away 令人惊叹5.quite a few +可数名词复数 相当多...7.be ready to do sth 愿意做某事9.=such+n+that+从句：如此.....以至于......11.so that 为的是....13.stand up 站起来 15.be one's first day to do sth 做某事的第一天17.thousands of +名词：成千上万的，要加s19.fall down 掉落21.remind sb of sth使某人想起......23.forget to do sth 忘记要去做某事25.remember to do sth 记得要去做某事 27.take out 拿出 29.spend ....on sth 花费时间在某事上31.look for 寻找.....33.wish （sb ）to do sth=wish +从句 ：希望（某人）去做某事35.get bored with sth 对...感到厌倦2.go on holiday vocation去度假4.a lot of=lots of+可数/不可数 很多...6.be ready for sth为.....做好准备8.so+adj+that+从句：如此.....以至于...... 10.=too+adj+to do sth：太...以至于不能做...... 12.decide to do sth 决定要去做某事14.walk towards sp 朝/向....走去16.fight against 与.....做斗争18.数词+thousand：具体几千，不加s20.remind sb that 使某人想起......22.remind sb to do sth 提醒某人要去做某事24.forget doing sth 忘记做过了某事26.remember doing sth记得做过了某事28.get together 聚在一起30.go over budget 超出预算32.hope to do sth=hope +从句 ：希望去做某事（不能指挥别人+sb）34.take a deep breath 深呼吸1.复合不定代词/副词用法onebodythingwheresomesomeonesomebodysomethingsomewhereanyanyoneanybodyanythinganywherenono onenobodynothingnowhereeveryeveryoneeverybodyeverythingeverywhere1）当被形容词/动词不定式等修饰时，形容词和动词不定式应该“后置”：不定代词+adj，2）复合不定代词放在句首作主语时，谓语动词用单数形式；3）some-开头的不定代词通常用于肯定句中；any-开头的不定代词多用于否定句和疑问句中；4）在表示请求、建议等的疑问句中，问话者希望得到肯定答复时，用含some-开头的词① 请求的疑问句：could you /May I ……? Would/Do you mind doing …? ② 建议的疑问句：Would you like to do ……? What/how about +doing?Why don’t we/you…… Why not…… Shall we……?1.pack up 打包 2.sort.... into....把...归类3.clean up 打扫干净 4.hang up 把...挂起来5.hang out with和谁闲逛 6.add .....to 把 ....加入......7.go shopping 去购物 8.give sb a lift 搭便车9.be careful with注意.... 10.stay out 呆在外面11.not ....until 直到....才..... 12.pull ..into..把...拖入/搬入13.share sth with sb把..与某人分享 14.invite sb to sp邀请某人去某地15.invite sb to do sth邀请某人去做某事 16.know about 了解....17.need to do sth需要做某事 18.need doing 需要被....19.show sb sth=show sth to sb 给某人展示某物 20.make sb feel at home 使某人宾至如归21.see sb doing sth 看见某人正在做某事 22.be busy doing sth 忙于做某事23.be happy to do sth 开心做某事 24.feel free to do sth 随意做某事25.be glad to do sth乐意做某事 26.can’t wait to do sth迫不及待做某事27.take out the rubbish 扔垃圾 28.be excited to do sth做某事很激动29.borrow sth from sb 从某人那借入 30.lend sth to sb 借给某人31.take notes做笔记 32.right now 现在 33.think about 思考 认为 33.do chores=do housework 做家务34.after a little while过一会 35.hold one's hands 握手 36.give a hand 给予帮助 37.be familiar with对.....熟悉38.with tears in one's eyes 眼含泪水 39. a kind of feeling 一种感觉40.a plate of 一盘... 41.up and down 上上下下42.no matter how=however无论怎样1.have in common 有共同之处3.compare （A）with（B） 和.....作比较5.compare A to B 把A比作B7.encourage sb to do sth 鼓励某人做某事9.each other= one another 互相11.be afraid of sth/doing sth 害怕..... 13.be afraid to do sth 害怕去做某事 15.put....into....把...投入.... 17.care about 关心19.in a straightforward way 直截了当的方式21.a sense of humour 幽默感23.by accident意外地25.give a hand =lend （sb）a hand 给予帮助27.reach for sth伸手触碰...29.be ready to do sth 准备做某事31.the population of ..人口数量33.spare time 空闲时间2.make sb do 使某人做某事4.make a difference 发挥作用，影响6.try （one's best） to do sth 尽力做成某事8.try doing sth尝试做某事10.by+doing sth 通过...方法/手段12.expect sb to do sth期待某人去做某事14.be similar to 与....相似 16.be different from 与....不同 18.in many ways 在许多方面20.from.....to....从....到......22.make a mistake 犯错误24.in difficult situations 在困境中26.silver lining 一线光明28.take part in 参加30.thanks to 由于32.benefit from 从...中受益34.in fact 事实上1.形容词比较级一般直接在单/双音节形容词的词尾+er，有e时+rtall—taller，long—longer，nice—nicer，large—larger以元音+辅音形成重读闭音节结尾的单/双音节形容词变比较级时，双写辅音字母+erthin—thinner，hot—hotter，big—bigger以辅音+y结尾的单/双音节形容词变比较级时，变y为i+erheavy—heavier，easy—easier，busy—busier如果是多音节的形容词变比较级，直接用：more+形容词，表示比较级important - more important, interesting -more interesting不规则变化特殊记good-better, bad-worse, much/many-more，old-older/elder，far-farther/further，little-less1）同级比较肯定形式：“as+形容词/副词的原级+as...”表示两者在某一方面相同或相等。2）同级比较否定形式“not as/so...as...”意为“不像……一样……”。3）比较级的排他性，即主语与被比较部分的关系，主语不能包括在对比成分中用：比较级+than+any +other+范围单数如：any city in china 表示的是中国所有的城市，这里包括了上海，上海比它自己也大，逻辑不对；而是any other city in China时表示在中国的其它城市，这里不包括上海，这就是比较级的排他性，也是指排除自己在外。4).比较级前的修饰词：比较级是形容词和副词变化而来，形容词副词不讨论+s，所以≈不可数名词，一般可修饰不可数名词的词就可以修饰比较级：much; a little; a bit（常用）;rather ;any; a lot; a great deal ;still ;even等词可以修饰形容词的比较级5）形容词表示越来越的结构：比较级+and+比较级6）.形容词表示越…就越…的结构：the+比较级+句子，the+比较级+句子.1.a symbol of ...的象征3.be popular for sth 因为...而流行5.shoot at 朝...射击7.seem to do sth 似乎/好像要做某事9.weigh up to +基数+单位：重达....11.imagine doing sth 想象做....13.have a connection with =be connected with与...有关联15.in order to do sth 为了....17.some…others 一些……另一些19.a number of+复数名词≈many的用法:许多21.think about：思考，考虑 23.watch sb do sth 看见某人做某事的全过程25.play an important part/role in 扮演一个重要角色27.take a walk=go for walk散步28.bring joy to 带来快乐30.be home to sb/sth是.....所在地/栖息地32.for this reason 出于这个原因2.be popular with sb 受某人欢迎4.actually =in fact事实上6.be interested in 对....感兴趣8.stand up to +基数+单位： 站立高达...10.live up to 达到....，活到..多少岁12.connect A with B 把A和B连接/联系起来14.on the one hand，on the other hand一方面，另一方面16.one…the other 一个……另一个18.the number of +复数名词：...的数量20.be worried about=worry about 担心...22.protect .... from ....保护...免受....24.watch sb doing sth 刚好看见某人正在做某事26.in the world 在世界上≈on earth在地球上/究竟≈on the planet 在星球上29.give （sb） a example 举例子31.take actions to do sth采取措施做某事1.形容词最高级：1）最高级变形规则一般直接在词尾+est，有e结尾的直接+stgreat---greatest young---youngestslow---slowest，nice---nicest，large---largest以辅音字母+y结尾的，变y为i+estheavy---heaviest ，easy---easiest，early---earliest以重读闭音节结尾的词，双写最后一个辅音字母，再+estbig---biggest ，thin---thinnest，fat---fattest多音节词前用：most+形容词、副词原形careful---most careful ，popular---most popular不规则变形good-best，bad-worst，2）表“最.......”有多种说法，“他是他们班上最高的学生”有以下表达方式：比较级+than+any other +单数名词 = the+最高级+比较对象单数+of/in 比较范围3）最高级结构：the+最高级+名词单数，形容词最高级前面要+the，副词最高级前面可+可不+the一般不加，但是当最高级前有物主代词或名词所有格修饰时，则其前不用定冠词the.1.add ...to...把...加入....3.cut up =cut into pieces切碎5.one tablespoon of 一汤匙7.how about=what about.....怎么样9.why not + doing sth？为什么不做某事11.why don't you do sth？为什么不做某事13.do with与what搭配 处理，忍受15.mix......with.....将...与.....混合17.fill with=be full of充满.....19.reach sp=get to sp=arrive in/at sp 到某地21.be born in+地点 出生在哪23.separate from与...分开 25. the key to.....的关键27.love doing sth长期喜欢做某事 29.What+（a/an）+形容词+名词+（主语+谓语） what开头的感叹句的结构31.How+形容词/副词+（主语+谓语）how开头的感叹句结构33.learn to do sth 学习做某事35.warm up 预热，使活跃起来37.around the world 世界各地39.one by one 一个接一个41.a host family 寄宿家庭42.get it 明白了2.pour sth into sth把...倒进...4.put ....in....把...放入6.teach sb sth 教某人某事8.take..... out of....把....取出，拿出10.how much+不可数名词 对多少提问12.how many+可数名词复数 对多少提问14.deal with与 how 搭配 处理，对付16.put sth back将....放回18.remember to do sth 记得要去做某事（未作）20.be born with 与生具有.....22.be born on +具体某一天 出生在什么时候24.the secret to ....的秘诀 26.love to do sth临时喜欢做某事28.it's +形容词+（for sb）to do sth 做某事对某人来说是....（侧重事的性质）30. it's +形容词+（of sb）to do sth 某人做某事是....样的（侧重人的品性）32.finish doing sth 完成某事34.according to 根据依据36.a taste of ....味道38.at least 至少40.How time flies！时光飞逝（省略了fast，强调飞得快）43.along with sb/sth伴随着，除.....之外还1.practice sth/doing sth 练习做某事3.=make one's dream come true 使梦想成真5.plan to do sth 计划做某事7.decide to do sth 决定做某事9.promise to do sth 承诺做某事11.keep on doing sth 继续做某事13.make sure +that（可省略）+从句15.be tired of sth 对....感到厌倦17.stick to sth 坚持某事19.it is the perfect time to do sth 做....的最佳时间21.the meaning of ...的含义23.explain sth to sb 向某人解释某事25.find out 发现，查明27.have spare time to do sth 有空闲时间做某事 29.last but not least 最后但同样重要31.adj.+enough :足够....33.give advice to sb 给某人提供建议35.in the countryside 在乡下37.have one thing in common 有一个共同点39.will=be going to 将....41.be able to=can 能够做....2.realize one's dream 实现某人的梦想4.=achieve one's dream 努力实现某人的梦想6.make a plan 制定计划8.=make a decision to do sth 决定做某事10.make a promise 许下承诺12.=go on doing sth 继续做某事14.= be sure+that（可省略）+从句：确保...16.try one's best(to do sth)尽最大努力（做某事）18.have（....） to do with sb/sth 与.....有关系20.introduce.....to....把....介绍给..... 22.fail to do sth未能做某事24.find sb doing sth 发现某人正在做某事26.spare time to do sth 抽出时间做某事 28.draw to close 接近尾声30.put out 扑灭32.give advice on sth 就某个主题提建议34.the start of .....的开端36.forget about sth/sb忘记某人某物38.remind sb of sth 使某人想起某事40.write down 写下42.be sure of sth 对某事很确信1.一般将来时：表示将来发生或存在状态的时态will+动词原形，过去式:would，以前用法shall 用于I和we两个人称表示未来发生的动作或状态，常带有“意愿、预测、临时决定”等含义=be going to+动词原形表示“计划、打算做某事”或“根据迹象判断即将发生的事”一般将来时标志词也就是表示将来时间的词组tomorrow（明天）、next+周/月/年（下一周/月/年）、in+时间段（多久后）the day after tomorrow（后天）、1.take over 接管3.drop in （on sb）顺便拜访5. be positive about 对....很乐观/积极7.be out of =run out（of） 用完.../缺乏.....9.replace=take the place of 代替，接管11.choose A from B 从....中选择....13.live to be=live up to +岁/年 活到.....年/岁15.the best-selling book 畅销书17.in outer place 在外太空19.it means that 意味着21.welcome to sp 欢迎来到某地23.in the coming years 在未来几年25.meet one's needs 满足某人的需求27.as long as 只要29. what's up 怎么了，最近怎么样what's the matter? 怎么了=what’s wrong? 怎么了， take steps to do sth 采取措施做某事 =take action to do sth 采取措施做某事2.come out 出版 ，出现，4.depend on 依靠 ，依赖6.be important for 对....很重要8.have an influence on 对....有影响10.invite sb to do sth 邀请某人去做某事12.keep on doing sth 持续/反复做某事14.look forward to sth/doing sth期望... 16.give sb some examples 举几个例子18. agree with 同意20.prepare for 为...做准备22.see sb doing sth 看见某人正在做某事24.keep doing sth 继续做某事26.the quality of ...的质量 28. run away from sp逃避逃离...be away from sp远的stay close to sp离....近go away 离开，消失30. focus on 集中在，关注...=pay attention to 注意，集中注意力在.... work 工作内容（不可数） job工作职位（可数）works of art 艺术作品 （作品可数）1.make up （with sb）与....言归于好3.right away=at once 立刻，马上5.calm down 冷静下来7. in time 及时9.find out 发现，查明真相11.wake up 将谁叫醒13.stay calm=be calm保持冷静15.communicate with sb 与....交流17.argue with sb 与...争吵 19.what if 要是.....怎么样/办呢？21.have a chance to do sth 有机会做某事23.all the details 所有细节25.continue to do sth 继续去做某事27.pretend to do sth 假装去做某事29.make time for 为...留出时间31.tell the truth 说真话33.show sb around 带某人四处参观35.in this situation 在这种情况下37.go joging 慢跑39.prefer doing sth 更愿意做.... 41.prefer to do sth rather than do sth 宁愿做前者而不愿做后者43.move on to sth 换话题，开始做别的事45.keep...away from 使远离，避免靠近47.have a conversation with sb 与某人交流=have communication with sb 与某人交流2.worry about=be worried about 担心4.pick up 搭乘；拾起；学会；习得6.on time 准时8.write down 写下10.take place 发生12.be tired=get tired 变得疲惫14.get nervous 变得紧张16.the best way to do sth 做...最好方式18.argue about 关于某事争吵20.be careful with 注意，当心....22.drop sb a line 给...写信=write to sb24.think/take it seriously 认真/思考对待26.continue doing sth 继续做某事 28.offer to do sth 主动去做某事30.happen to do sth 碰巧做某事32.It’s a great honour to do sth做....是荣幸的34.go with sb 和....一起去36.make a plan制定计划38.prefer A to B 喜欢A胜过B 40.show interest in sth 对...表现出兴趣42.have some problems/difficulties/trouble （in）doing sth 在做某事方面有问题/困难/麻烦44.pay attention to 注意，关心46.benefit .....from从....获益48.find it +形容词+ to do sth 发现做某事是.....的1.if引导的条件状语从句表示主句动作发生的条件（是一种假设性条件），if翻译为如果；if后面是从句，没有if的是主句，不根据句子先后顺序论主从句。用法例句（主将从现）主句为一般将来时，if引导的从句用一般现在时If it rains tomorrow, I won’t climb the hills.If you finish your homework, you can watch TV.（主情从现）主句中含有情态动词，if引导的从句用一般现在时If you finish your homework on time，you can watch TV for 2hours.（主祈从现）主句为祈使句时，if引导的从句用一般现在时If you want to get up early，don't stay up late.If you feel cold，don't open the window.（主过从过）主句的时态是过去的某种时态时，if从句也要用过去的某种时态；Lucy asked Tom if he was afraid of dogs.If I were you，I wouldn't do it like that.if做是否讲引导宾语从句时，语境该用什么时态就用什么时态：I don’t know if it will rain tomorrow.我不知道明天是否会下雨。