2022年人教版九年级英语知识点汇总unit4-unit6 .pdf

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1、人教版九年级英语知识点汇总九年级英语 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

2、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. pretend to do sth. 假装做某事I pretended to sleep just now. pretend +从句

3、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 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： H

4、e 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/ billio

5、n people 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 1 页，共 7 页几百 /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 doesn t 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 nervous 变得紧张feel shy

6、觉得害羞look friendly 看起来友好10. too +形 /副+to do sth. 太而不能如：I m 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: Don t smoke in public. 请不要在公共场所吸烟。13. energetic adj. 活力的如： She is a energetic girl. 她是一个活力的女孩。ene

7、rgy 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 started speaking/ to spe

8、ak. 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. hav

9、e 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. sth.give me an apple 给我一个苹果23. get along with sb. 与相处如：Do you get along well with your friends? 你和你的朋友相处得好吗？24. w

10、ould rather do sth. than do sth.表示愿做某事而不愿做某事如：I would rather walk than run. 25. whole 整个26. in fact 事实上27. let sb. down 让某人失望如：Don t let your mother down. 不要让你的妈妈失望。28. come up with sth. 提出想出如：He came up with a good idea. 他提出了一个好主意。精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 2 页，共 7 页catch up wit

11、h sb.追上赶上如：Lily caught up with Anna. 莉莉赶上了安娜。29. have experience doing 在做某事有经验如：I have experience teaching Chinese. 我在教英语方面有经验。30. come out 出版，出来如： The magazine comes out once a week. 这种杂志每周出一次。31. by accident 偶然地，无意之中如：Last week I cut my finger by accident. 上个星期我不小心割到自己的手指。32. hurry to do 匆忙 I hurr

12、y to call the police. 33. more than 超过34. offer sb. sth. 给某人提供某物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词引导： 由 that 引导表示陈述意义that 可省略He says (that) he is at home. 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 don t 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D

13、o 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 don t know (that) she is singing now. 我不知道她正在唱歌。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(

14、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 didn t know that she was singing now. 我不知道她正在唱歌。She wanted to know if I had finished m homework. 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？九年级英语 Unit5现在完成时态由 have/ has 过去分词 表示过去发生或已经完成的某一动作对现在造成的影响或结果常与 alrea

15、dy, just , yet , ever, never 连用Have you finished your work yet ？你完成了你的工作了吗？Yes, I have. I have just finished it.是的。我刚刚完成了。I have already finished it .我已经完成了。Have you ever been to China?你曾经去过中国吗？精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 3 页，共 7 页No, I have never been there.没有，我从来也没有去过。 表示过去已经开始，

16、持续到现在的动作或状态和表示过去某一时刻延续到现在（包括现在在内）的一段时间的状态连用如：（for + 时间段， since + 时间点，或过去某一动作，以及 how long ）注： 非延续性动词在现在完成时态中不能和for, since 引导的表示一段时间的状语的肯定句连用。应转为相应的延续性动词如： buy- havedie- be deadjoin - be inborrow- keepleave- be awayI have bought a pen.- I have had a pen for 2 weeks. The dog has died.- The dog has been

17、 dead since last week. have (has) been to + 地点去过某地已经回来have (has) gone to + 地点去了某地没有回来have been in + 地点一直呆在某地没有离开过如：She has been to Shanghai. 她去过上海。(已经回来 ) She has gone to Shanghai. 她去了上海。 (没有回来 ) She has been in Shanghai for 2 days.她呆上海两天了。(没有离开过上海) 1.情态动词must, may , might, could, may , can t 表示推测含义

18、与用法后面都接动词原形，都可以表示对现在情况的揣测和推断但他们含义有所不同must 一定肯定(100%的可能性 ) may, might, could 有可能，也许(20%80%的可能性 ) can t 不可能，不会(可能性几乎为零) The dictionary must be mine. It has my name on it. The CD might/could/may belong to Tony because he likes listening to pop music. The hair band can t be Bob s. After all, he is boy!

19、2. whose 谁的疑问词作定语后面接名词如： Whose book is this? This is Lily s. 3. belong to 属于如：That English book belongs to me. 4. 当 play 指弹奏乐器时，常在乐器前用定冠词如：play the guitar play the piano play the violin 当 play 指进行球类运动时，则不用定冠词如：play football play basketball play baseball 5. if 引导的条件状语从句，主句用一般将来时，从句用一般现在时代替将来时如：If you

20、 don t hurry up, you ll be late.如果你不快点，你将会迟到6. if you have any idea= if you know 如果你知道7. on关于（学术，科目）8. try to do sth. 尝试做某事如：I try to climb the tree. 我尝试爬树。9. because of , because because of + 名词 /代词 /名词性短语because +从句如：I do it because I like it. 我做这件事是因为我喜欢。精选学习资料 - - - - - - - - - 名师归纳总结 - - - - -

21、- -第 4 页，共 7 页I had to move because of my job. 因为工作的原因我得搬家。10. own v.owner n. listen v. listener n. learn v.learner n.11. catch a bus 赶公车12. neighbor 邻居指人neighborhood 邻居指地区也可指附近地区的人13. local 当地的如： local teacher 当地的教师14. noise n. 噪音是个可数名词noises 15. call the police 报警如： Quick! Call the police! 快！叫警察！1

22、6. anything strange 一些奇怪的东西当形容词修饰something, anything, nothing, everything 等不定代词时，放在这些词的后面17. there be sb./ sth. doing 如：There is a cat eating fish. There must be something visiting our home. 18. escape from 从哪里逃跑出来如：He escaped from the burning building. 他从燃烧的大概中逃出来。19. an ocean of + 名词极多的，用不尽的如： an

23、ocean of energy. 20. unhappy 不高兴的反义词happy 高兴的21. final adj. 最后的finally adv. 最后地22. dishonest 不诚实的反义词honest 诚实的 。23. get on 上车get off 下车24. use up 用光、用完如： They have used up all the money. 他们已经用完了所有的钱。25. attempt to do 试图如：The boys attempted to leave for Beijing. 男孩子们试图想去北京。26. wake 动词唤醒常用的词组：wake up意

24、为醒来如：Please wake me up at 8 o clock.请在 8 点钟叫醒我。27. look for 寻找指过程find 找指结果如：I am looking for a pen. 我正在找一支笔。 （指找的过程）I found my pen just now. 我刚刚找到了我的笔。 （指找的结果）28. hear 听指听的结果listen 听 指听的过程如：Did you hear ? 你听到了吗？（指听的结果，听或没听到）I often listen to the music. 我经常听音乐。 （指听的过程）29. try one s best to do sth. 尽某

25、人的最大努力去做某事如：He tried his best to run. 他尽他的最大努力去跑。30. 名词所有格名词所有格的构成有两种形式 是在名词后面加 s 或是以 s结尾的名词，只在名词的后面加如： Ann s book安的书 , our teachers office 我们老师们的办公室注： 双方共有的所有格，只在后面一个名词加 s,如：Lily and Lucy s father 莉莉和露西的爸爸（她们的爸爸是同一个人） 有of 介词短语表示无生命东西的所有格如：精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 5 页，共 7 页a pi

26、cture of my family 我家人的相片有时也有 s表示无生命的东西的所有格如：today s newspaper,the city s name 九年级英语 Unit 6 定语从句参看课本P143 1. prefer 动词更喜欢宁愿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 cats. 与猫相比我更喜欢狗。prefer doing to doin

27、g 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。2. along with 伴随 同 一道I will go along with you. 我同你一道去。I sing along with music. 我伴随着音乐唱歌。3. dance to sth. 随着 跳舞She likes dancing to the music. 她喜欢随着音乐而跳舞。4. different kinds of 各种各样different kinds of clothes 各种各样的衣服5. music n. 音乐musician n. 音乐家music

28、al 6. take to 带 去. 如：My father often takes me to the park. 我的爸爸经常带我去公园。Please take this box to my office. 请拿这个盒子到我的办公室。7. remind sb. of sb./sth. 提醒使记起 . This song reminds him of his mother. 这首歌使他记起了他的妈妈。8. clear adj. 清楚的，清澈的clearly adv. 清楚地9. be important to sb. 对 重要be important for sb. to do. 做某事对某

29、人很重要10. unfortunately adv. 不幸运地fortunately adv. 幸运地11. look for 寻找My pen is lost. Could you help me look for it? 我的笔丢了。你能帮我找一下吗？12. though = although 作连词虽然，尽管放在句子中间/句首，不能和but 连用Though it was very late, he went on working. 虽然很晚了，但他还在工作Mr. Smith , though he was young, did it very well. 史密斯先生虽然年轻，却做得很好

30、。13. fun n. 有趣funny adj. 有趣的14. be sure to do 一定做某事肯定做某事如：It is sure to snow. 肯定要下雪Be sure not to forget it. 千万不要忘记呀! 15. known adj. 有名的著名的know v. 知道认识16. on display 展览17. over the years 很多年来，常与现在完成时连用如：Over the years, they ve planted many trees on the hills. 多年来他们已在山上种植了许多树。18. energy n. 活力energeti

31、c adj. 有活力的19. most of 的大多数20. keep healthy 保持健康21. get together 聚在一起22. discuss v. 讨论discussion n. 讨论23. be bad for sth. 对有坏处的be bad for doing sth. 做有坏处精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 6 页，共 7 页24. for example 例如25. take care of = look after 照顾关心如：She often takes care of / looks after

32、 her son. 26. stay away from 远离 如：Stay away from me , I have a cold. 请远离我，我得了感冒27. to be honest 老实说如：To be honest I really like flowers. 老实说我真的很喜欢花。28. dislike 不喜欢反义词like 喜欢29. fisherman 渔夫复数形式fishermen 30. photography n. 摄影photograph n. 照片相片photographer n. 摄影师31. be in agreement 意见一致常与介词 on /about 连用如：They are in agreement on that question. 他们对那个问题意见一致。32. even if 甚至33. mainly adv. 主要地首要地main adj. 主要的精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 7 页，共 7 页