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1、精选优质文档-倾情为你奉上九年级英语知识点汇总Unit11. by + doing 通过方式如：by studying with a group by 还可以表示：“在旁”、“靠近”、“在期间”、“用、”“经过”、“乘车”等如：I live by the river. I have to go back by ten oclock. The thief entered the room by the window. The student went to park by bus.2. talk about 谈论，议论，讨论如：The students often talk about movi
2、e after class. 学生们常常在课后讨论电影。talk to sb. = talk with sb. 与某人说话3. 提建议的句子：What/ how about +doing sth.? 如：What/ How about going shopping? Why dont you + do sth.? 如：Why dont you go shopping? Why not + do sth. ? 如：Why not go shopping? Lets + do sth. 如： Lets go shopping Shall we/ I + do sth.? 如：Shall we/ I
3、 go shopping?4. a lot 许多 常用于句末 如：I eat a lot. 我吃了许多。5. tooto 太而不能 常用的句型 too+adj./adv. + to do sth. 如：Im too tired to say anything. 我太累了，什么都不想说。6. aloud, loud与loudly的用法 三个词都与大声或响亮有关。 aloud是副词,重点在出声能让人听见,但声音不一定很大,常用在读书或说话上。通常放在动词之后。aloud没有比较级形式。如: He read the story aloud to his son.他朗读那篇故事给他儿子听。loud可作
4、形容词或副词。用作副词时,常与speak, talk, laugh等动词连用,多用于比较级,须放在动词之后。如: She told us to speak a little louder. 她让我们说大声一点。loudly是副词,与loud同义,有时两者可替换使用,但往往含有令人讨厌或打扰别人的意思,可位于动词之前或之后。如: He does not talk loudly or laugh loudly in public. 他不当众大声谈笑。7. not at all 一点也不 根本不 如： I like milk very much. I dont like coffee at all.
5、 我非常喜欢牛奶。我一点也不喜欢咖啡。 not经常可以和助动词结合在一起，at all 则放在句尾8. be / get excited about sth.= be / get excited about doing sth. = be excited to do sth. 对感兴奋 如： I am / get excited about going to Beijing.= I am excited to go to Beijing. 我对去北京感到兴奋。9. end up doing sth 终止做某事，结束做某事 如： The party ended up singing. 晚会以唱歌
6、而结束。 end up with sth. 以结束 如： The party ended up with her singing. 晚会以她的歌唱而告终。10. first of all 首先. to begin with 一开始 later on 后来、随11. also 也、而且（用于肯定句）常在句子的中间 either 也（用于否定句）常在句末 too 也 (用于肯定句) 常在句末12. make mistakes 犯错 如：I often make mistakes. 我经常犯错。make a mistake 犯一个错误 如： I have made a mistake. 我已经犯了一
7、个错误。13. laugh at sb. 笑话；取笑（某人） 如：Dont laugh at me! 不要取笑我!14. take notes 做笔记，做记录 15. enjoy doing sth . 喜欢做乐意做 如： She enjoys playing football. 她喜欢踢足球。 enjoy oneself 过得愉快 如：He enjoyed himself. 他过得愉快。16. native speaker 说本族语的人17. make up 组成、构成 18. one of +(the+ 形容词比较级)+名词复数形式 其中之一 如： She is one of the mo
8、st popular teachers. 她是最受欢迎的教师之一。19. Its +形容词+(for sb. ) to do sth. (对于某人来说)做某事 如：Its difficult (for me ) to study English. 对于我来说学习英语太难了。 句中的it 是形式主语，真正的主语是to study English20. practice doing 练习做某事 如： She often practice speaking English. 她经常练习说英语。21. decide to do sth. 决定做某事 如： LiLei has decided to go
9、 to BeiJing . 李雷已经决定去北京。22. unless 假如不，除非 引导条件状语从句 如：You will fail unless you work hard.假如你不努力你会失败。 I wont write unless he writes first. 除非他先写要不我不写23. deal with 处理 如：I dealt with a lot of problem.24. worry about sb./ sth. 担心某人/ 某事 如：Mother worried about his son just now. 妈妈刚才担心他的儿子。25. be angry with
10、 sb. 对某人生气 如： I was angry with her. 我对她生气。26. perhaps = maybe 也许27. go by (时间) 过去 如： Two years went by. 两年过去了。28. see sb. / sth. doing 看见某人正在做某事 强调正在发生see sb. / sth. do 看见某人在做某事 如： 如： She saw him drawing a picture in the classroom. 她看见他正在教室里画画。29. each other 彼此 30. regard as 把看作为. 如：The boys regarde
11、d Anna as a fool. 这些男孩把安娜看成傻瓜。31. too many许多修饰可数名词如：too many girls too much许多修饰不可数名词 如：too much milk much too太修饰形容词 如：much too beautiful32. changeinto将变为如：The magician changed the pen into a book. 这个魔术师将这本书变为一本书。33. with the help of sb. = with ones help 在某人的帮助下 如：with the help of LiLei = with LiLeis
12、 help 在李雷的帮助下34. compare to 把与相比如：Compare you to Anna, you are lucky. 你和安娜相比，你是幸运的。35. instead 代替用在句末，副词（字面上常不译出来） instead of sth. / doing sth. 代替，而不是 用在句中，动词如：Last summer I went to Beijing. This year Im going to Shanghai instead.去年夏天我去北京, 今年我将要去上海。I will go instead of you. 我将代替你去。He stayed at home
13、instead of going swimming. 他呆在家里而不是去游泳。九年级英语Unit21. used to do sth. 过去常常做某事否定形式：didnt use to do sth. / used not to do sth.如：He used to play football after school. 放学后他过去常常踢足球。 Did he use to play football? Yes, I did. No, I didnt. He didnt use to smoke. 他过去不吸烟。2. 反意疑问句 肯定陈述句否定提问如：Lily is a student, i
14、snt she? Lily will go to China, wont she? 否定陈述句肯定提问 如：She doesnt come from China, does she?You havent finished homework, have you?提问部分用代词而不用名词 Lily is a student, isnt she?陈述句中含有否定意义的词，如：little, few, never, nothing, hardly等。其反意疑问句用肯定式。 如：He knows little English, does he?他一点也不懂英语，不是吗？They hardly under
15、stood it, did they?他们几乎不明白，不是吗？3. play the piano弹钢琴4. be interested in sth. 对感兴趣be interested in doing sth. 对做感兴趣 如：He is interested in math, but he isnt interested in speaking English. 他对数学感兴趣，但是他对说英语不感兴趣。5. interested adj. 感兴趣的，指人对某事物感兴趣，往往主语是人 interesting adj.有趣的，指某事物/某人具有趣味，主语往往是物6. still 仍然，还用在
16、be动词的后面如：Im still a student. 用在行为动词的前面如：I still love him.7. the dark 天黑，晚上，黑暗8. 害怕 be terrified of sth. 如：I am terrified of the dog. be terrified of doing sth. 如：I am terrified of speaking.9. on 副词，表示（电灯、电视、机械等）在运转中/打开，其反义词off. with the light on 灯开着10. walk to somewhere 步行到某处 walk to school 步行到学校11.
17、spend 动词，表示“花费金钱、时间” spendon sth. 在某事上花费（金钱、时间） spenddoing sth. 花费（金钱、时间）去做某事如：He spends too much time on clothes. 他花费太多的时间在衣着He spend 3 months building the bridge.他花费了三个月去建这座桥。 Pay for 花费如：I pay 10 yuan for the book. 我花了10元买这本书。12. take 动词有“花费”的意思常用的结构有：take sb. to do sth. 如：It takes me a day to re
18、ad the book.take to do sth. 13. chat with sb. 与某人闲聊如：I like to chat with him. 我喜欢和他聊天。14. worry about sb./ sth. 担心某人/某事worry 是动词 be worried about sb./sth. 担心某人/某事worried 是形容词如：Dont worry about him. 不用担心他。Mother is worried about her son. 妈妈担心他的儿子。15. all the time 一直、始终16. take sb. to + 地方送/带某人去某个地方如：
19、A person took him to the hospital. 一个人把他送到了医院。 Lui took me home. 刘把我送回了家。(home 的前面不能用to)17. hardly adv. 几乎不、没有 hardly ever 很少 hardly 修饰动词时，通常放在助动词、情态动词之后，实义动词之前助动词/情态动词hardly hardly + 实义动词如：I can hardly understand them. 我几乎不能够明白他们。I hardly have time to do it. 我几乎没有时间去做了。18. miss v. 思念、想念、错过19. in th
20、e last few years. 在过去的几年内常与完成时连用如： I have lived in China in the last few years. 在过去的几年内我在中国住。20. be different from 与不同21. how to swim 怎样游泳不定式与疑问词连用：动词不定式可以和what, which, how, where, when 等引导的疑问句连用，构成不定工短语。如： The question is when to start. 问题是什么时候开始。 I dont know where to go. 我不知道去哪。22. make sb./ sth.
21、+ 形容词make you happy make sb./ sth. + 动词原形 make him laugh23. move to +地方搬到某地如：I moved to Beijing last year.24. it seems that +从句看起来好像如：It seems that he has changed a lot. 看起来他好像变了许多。25. help sb. with sth. 帮某人某事 help sb. (to ) do sth. 帮某人做某事She helped me with English.她帮助我学英语。She helped me (to) study E
22、nglish。她帮助我学习英语。26. fifteen-year-old 作形容词15岁的 fifteen-year-olds 作名词指15岁的人 fifteen years old 指年龄15岁如：a fifteen-year-old boy一个15岁的男孩Fifteen-year-olds like to sing. 15岁的人喜欢唱歌。I am fifteen years old . 我是15岁。27.支付不起 cant /couldnt afford to do sth. cant / couldnt afford sth. 如：I cant/couldnt afford to buy
23、 the car. I cant/couldnt afford the car. 我买不起这个辆小车。28. as + 形容词./副词as sb. could/can 尽某人的能力如： Zhou run as fast as her could/can. 她尽她最快的能力去跑。29. get into trouble with 遇到麻烦30. in the end 最后31. make a decision 下决定下决心32. to ones surprise 令某人惊讶如：to their surprise令他们惊讶to LiLeis surprise令李雷惊讶33. take pride
24、in sth. 以而自豪如： His father always take pride in him. 他的爸爸总是以他而自豪34. pay attention to sth. 对注意，留心如：You must pay attention to your friend. 你应该多注意你的朋友。35. be able to do sth. 能做某事如：She is able to do it. 她能够做到。36. give up doing sth. 放弃做某事如：My father has given up smoking. 我爸爸已经放弃吸烟了。37.不再 no more = no long
25、er 如： I play tennis no more/ longer.我不再打网球。 not any more = not any longer如： I dont play tennis any more/longer. 我不再打网球。38. go to sleep 入睡Unit 3 Could you please tell me where the restrooms are?1.宾语从句 宾语从句在复合句中作主句的宾语。 由连接词+ 主语+ 谓语构成 常由下面的一些连接词引导： 由that 引导 表示陈述意义 that 可省略 He says (that) he is at home.
26、 他说他在家里。 由if , whether 引导 表示一般疑问意义(带有是否、已否、对否等) I dont know if / whether Wei Hua likes fish. 我不知道韦华是否喜欢鱼。 由连接代词、连接副词(疑问词) 引导 表示特殊疑问意义 Do you know what he wants to buy? 你知道他想要买什么吗？ 从句时态要与主句一致 当主句是一般现在时，从句根据情况使用任何时态 He says (that ) he is at home. 他说他在家里。 I dont know (that) she is singing now. 我不知道她正在唱
27、歌。 She wants to know if I have finished my homework. 她想要知道我是否已经完成了我的作业。 Do you know when he will be back? 你知道他将会什么时候回来？ 当主句是一般过去时，从句应使用过去某时态(一般过去时,过去进行时，过去将来时，过去完成时) He said (that) he was at home. 他说他在家里。 I didnt know that she was singing now. 我不知道她正在唱歌。She wanted to know if I had finished m homewor
28、k. 她想要知道我是否已经完成了我的作业。Did you know when he would be back? 你知道他将会什么时候回来？2. get v. 得到、买、到达3. make a telephone call 打电话 4. save money 省钱、存钱 5. 问路常用的句子： Do you know where is ? Can you tell me how can I get to ?Could you tell me how to get to ？Can/Could/Will/Would you please tell me sth. 表示十分客气地询问事情Could
29、you tell me how to get to the park?请你告诉我怎么才能去邮局好吗？中的how to get to the park 是疑问词与动词不定式连用，用作宾语，但不是宾语从句，可是相当于how I can get to the park（宾语从句）如：I dont know how to solve the problem. = I dont know how I can solve the problem.我不知道如何解决这个问题 Can you tell me when to leave? = Can you tell me when I ill leave? 你
30、能告诉我什么时候离开？6. 日常交际用语： take the elevator / escalator to the floor.乘电梯/自动扶梯到楼 turn left / right = take a left / right 向左/ 右转 go past 经过 go straight 向前直走7. next to 旁边、紧接着 如：Lily is next to Ann. 莉莉就在安的旁边。8. between and 在和之间 如: Lily is between Ann and Tom. 莉莉就在安和汤姆的之间。9. decide to do 决定做 She decided to g
31、o to have lunch. 她决定去吃午餐。 decide v. decision n. make a decision 做个决定10. Is that a good place to hang out? 那是不是一个闲荡的好地方？ 中的to hang out修饰前面名词place，不定式作定语. 如：There are something to eat. 这有吃的东西。中的to eat修饰代词something，作定语.11. kind of +adj./ adv. 译为“有点、一点”如： She is kind of shy. 她有点害羞。12. expensive 贵的 反义词 i
32、nexpensive 不贵的13. crowded 拥挤的 反义词 uncrowded 不拥挤的14. take a vacation = go on a vacation 去度假15. dress up 打扮 dress up as 打扮成. 如：He wanted to dress up as Father Christmas. 他想要打扮成圣诞老人。16. on the beach 在海滩上 的介词用 on17. politely adv. 有礼貌地 polite adj. 有礼貌的18. depend on sth / doing / 从句 根据、依靠、依赖、决定于 Living th
33、ings depend on the sunlight.生物对阳光有依赖性。 We cant depend on his answer. 我们不能根据他的回答。 That depends on how you did it. 那决定于你怎样做这件事。19. prefer动词 更喜欢 宁愿 常用的结构有： prefer sth. 更喜欢某事 I prefer English. 我更喜欢英语。 prefer doing/ to do 宁愿做某事 I prefer sitting/ to sit.我宁愿坐着。 prefer sth to sth. 同相比更喜欢 I prefer dogs to ca
34、ts. 与猫相比我更喜欢狗。 prefer doing to doing 宁愿做某事而不愿做某事I prefer walking to sitting. 我宁愿走路也不愿坐着 prefer to do rather than do 宁愿做某事而不愿做某事 I prefer to work rather than be free. 我宁愿工作而不愿闲着。20. on the other hand 另一方面21. 把借给某人lend sb. sth. lend sth.to sb. 如： Lily lent me her book. = Lily lent her book to me .莉莉把她
35、的书借给了我。22. such as23. Im sorry to do sth. 对做某事我觉得很抱歉、伤心。24. in a way 在某种程度说25. in order to do 为了做 表目的 如： He got up early in order to catch the first bus. 他起早床，是为了赶上头班公共汽车。26. 等级/同级比较：asas ， not as/soasas + 形容词/ 副词原级 + as 表示“和一样的”“和一样的” 如：He works as hard as we. 他工作和我们同样努力。 否定式：not as + 形容词/ 副词原级 + a
36、s = not so + 形容词/ 副词原级 + as He doesnt work as / so hard as we. 他工作没有我们那样努力。27. hand in 上交九年级英语Unit41. if 引导的非真实性条件状语从句 即 虚拟语气 通过动词形式的变化来表示说话人对发生的动作或存在的状态所持的态度或看法的动词形式称为语气，虚拟语气表示说话人所说的话不是事实，而是一种祝愿，建议或是与事实相反的假设等。 If 引导的条件状语从句分为真实和非真实条件句，非真实条件句应用虚拟语气。如果要表示与现在或将来事实相反时，其虚拟语气结构为：句 型条件从句主 句谓语动词形式动词过去式(be动词
37、用were)would+动词原形 即：(从句)if +主语+动词过去式(be 动词用were), 一般过去时(主句) 主语+would+动词原形 过去将来时 如：If I had time, I would go for a walk.如果我有时间，我就会去散步。(事实上我现在没有时间) If I were you, I would take an umbrella. 假如我是你的话，我会带上雨伞。(事实上我不是你)I would say no if someone asked me to be in a movie. 假如有人请我当电影演员，我会表示拒绝。(事实上瑞没有人请我当电影演员)2.
38、 pretend to do sth. 假装做某事 I pretended to sleep just now. pretend +从句 假装 I pretended that I fell asleep. 3. be late for 迟到 如： I am late for work/ school/ class/ party.4. a few 与 a little 的区别，few 与 little 的区别 a few 一些 修饰可数名词 a little 一些 修饰不可数名词 两者表肯定意义 如：He has a few friends. 他有一些朋友。 There is a little
39、 sugar in the bottle. 在瓶子里有一些糖。 few 少数的 修饰可数名词 little 少数的修饰不可数名词 但两者表否定意义 如：He has few friends. 他没有几个朋友。 There is little sugar in the bottle.在瓶子里没有多少糖。5. still 仍然,还 用在be动词之后，行为动词之前 如： I am still a student.我仍然是个学生 I still love him.我仍然爱他。6. hundred, thousand , million, billion (十亿)词前面有数词或several 一词时要不
40、能加s ，反之，则要加s 并与of 连用， 表示数量很多 如：several hundred/ thousand/ million/ billion people 几百/千/百万/十亿人 hundreds of trees 上百棵树7. what if + 从句 如果怎么办 ， 要是 又怎么样 如： What if she doesnt come? 要是她不来怎么办？ What if LiLei knows? 如果李雷知道了怎么办？8. add sth. to sth. 添加到 如： I added some sugar to water. 我把糖添加到水里。9. 系动词与形容词连用 get
41、nervous 变得紧张 feel shy 觉得害羞 look friendly 看起来友好10. too +形/副+to do sth. 太而不能 如： Im too tired to stand. 我太累了而不能站。11. help with sth. 如：They help with this problem. help sb. do. 如：They help you relax. 他们帮助你放松12. in public 在公共场所 如:Dont smoke in public. 请不要在公共场所吸烟。13. energetic adj. 活力的 如：She is a energeti
42、c girl. 她是一个活力的女孩。 energy n. 活力 如：She has lots of energies. 她有活力。14. ask sb. to do 叫做某事 ask sb. not to do sth.叫不要做某事 tell sb. to do 告诉做某事 tell sb. not to do sth. 告诉不要做某事如：Teacher asked me to clean the classroom. Teacher asked me not to clean the classroom.15. start doing = start to do. 开始做某事 如： He s
43、tarted speaking/ to speak. 他开始说话。16. borrow sth. from sb. 从某人那里借来某物 如： I borrowed a book from Lily. 我从莉莉那里借来一本书。17.wait for sb.等某人 如：I am wait for him. 我正在等他。18. introduce sb. to sb. 把某人介绍给某人 如： I introduced Lily to Anna. 我把莉莉介绍给安娜。19. invite sb. to do 邀请某人做某事 如： Lily invited me to go to her home for supper. 莉莉邀请我去她家吃晚饭。20. have dinner/ supper 吃晚饭have lunch/ breakfast 吃午餐、吃早餐21. plenty of 修饰不可数名词，也可以修饰可数名词 许多 如： They have plenty of food/ apples. 他们有许多的食物/苹果。22. 给某人某物 give sth. to sb. 如： give an apple to me give sb