U13期末复习---JO
unit13九年级知识点
unit13九年级知识点Unit 13: 九年级知识点Unit 13 is an important unit in the ninth-grade curriculum. In this unit, students will learn various key concepts and knowledge that are essential for their academic growth. This article aims to provide a comprehensive overview of the main topics covered in this unit.1. Solving Equations:One of the fundamental skills students will develop in Unit 13 is solving equations. They will learn different methods such as the balance method and using inverse operations to find the value of an unknown variable. Solving equations is a crucial mathematical skill as it allows us to find unknown values and represent relationships between variables.2. Inequalities:Building upon the concept of equations, students will also learn about inequalities. Inequalities express relationships between variables using symbols such as < (less than), > (greater than), ≤ (less than or equal to), and ≥ (greater than or equal to). Understanding inequalities isessential for solving real-world mathematical problems, such as determining the number of solutions that satisfy certain conditions.3. Graphing Linear Equations:Another important topic covered in Unit 13 is graphing linear equations. Students will learn how to plot points on a coordinate grid and connect them to form a line. Graphing linear equations helps visualize the relationship between two variables and provides a graphical representation of the equation. This skill is crucial in various fields, including science, engineering, and economics.4. Proportional Relationships:Unit 13 also introduces students to the concept of proportional relationships. Proportional relationships exist when two quantities vary in a consistent manner. Students will learn how to identify proportional relationships, represent them using equations or tables, and solve problems involving proportional reasoning. This knowledge is valuable in various real-life scenarios, especially when dealing with rates, ratios, and percentages.5. Similarity and Congruence:Furthermore, students will delve into the realm of geometry in Unit 13 by exploring similarity and congruence. Similar figures have the same shape but differ in size, while congruent figures have both the same shape and size. Students will learn how to identify and apply properties of similar and congruent triangles. These concepts are crucial in fields such as architecture, design, and engineering.6. Pythagorean Theorem:Unit 13 also covers the Pythagorean Theorem. This theorem relates the lengths of the sides of a right triangle and is considered one of the most important theorems in mathematics. Students will learn how to apply the Pythagorean Theorem to solve problems involving right triangles and calculate unknown side lengths. This theorem has significant applications in various fields, including architecture, navigation, and physics.In conclusion, Unit 13 encompasses a range of important mathematical concepts and skills. From solving equations to graphing linear equations, from understanding inequalities to exploring similarity and congruence, and from proportional relationships to the Pythagorean Theorem, students will gain a strong foundation in math through this unit. Mastering these knowledge points will not only equip studentswith essential mathematical skills but also enable them to approach real-world problems with confidence and analytical thinking.。
U13复习课学历案
Review goals1.通过回答wh-问题构建本单元的知识框架，对本单元有一个整体认识，了解本单元的语言目标。
2.根据知识框架填充文本内容，梳理知识结构。
3.通过讨论写一篇关于保护地球的文章，唤醒人们保护环境的意识，促进知行统一。
Free talk1.What's the title of Unit13?2.Why are we trying to save the earth?3.What caused the pollution? What kinds of pollution are there?4.How to deal with the pollution?5.If we can't take action to protect our environment ，what will happen?Drawing Mind-mapLanguage Goal:Lisen and fill in the chart(15stars)（10stars）Ideas for solving these problems2d 1a 1.为了减少空气污染，我们应该乘公共汽车或地铁，而不是开车。
2.我认为一些小事有帮助比如带着袋子去购物。
3.记得把垃圾扔进垃圾桶，为大家保持公共场所的整洁和美丽。
4.当你洗头发时关闭淋浴器。
5.回收利用纸张真的很容易。
Protect the ocean's ecosystem ------save the sharks(5stars)Some people enjoy s hark’s fin soup, especially in southe rn China. But getting the shark’s fin is very cruel. When people catchsharks, they cut off their fins and throw the shark back into theocean. The shark slowly dies because it can’t s w im without a fin.And it is also harmful to the environment. Sharks are at the top ofthe food chain. If the number of s harks drops too low, it will breakthe balance of the nature. Environmental protection groups haveasked governme nts to develop law s to stop the sale of shark finsand take action to save the sharks!Rethink, Reuse,RecycleReview phrases and sentences. (15stars)短语1.对...产生影响__________________2.用...建造________________________3.被颠倒过来的______________________4.不仅...而且___________________________5.采取行动___句子1.因此我们齐心协力就能带来变化，创造更加美好的未来。
人教版九年级U13知识点总结
1.拯救地球2.充满3.充满了垃圾4.河底5.在…的底部6.把…扔入…里7.往河里扔垃圾8.参与，在…方面起作用，扮演角色9.尽一份力把它清理干净10.土地污染11.太多的垃圾和废弃物12.减少，砍倒13.减少空气污染14.起作用，有影响15.对…不起作用/没有影响16.砍掉，切断17.对…残忍18.对…有害19.食物链20.在…的顶部/端1.save the earth2.be full of / be filled with3.be full of rubbish4.the bottom of the river5.at the bottom of6.throw …into…7.throw litter into the river8.play a part in…9.play a part in cleaning it upnd pollution11.too much rubbish and waste12.cut down13.cut down air pollution14.make a difference15.make no difference to…16.cut off17.be cruel to18.be harmful to / do harm to19.food chain20.at the top of21.听说22.参加23.付费，付出代价24.花钱买塑料袋25.采取行动做某事26.在最近/过去的20-30年间27.买得起某物（2）28.负担不起做…29.帮助摆脱（困境）30.以…开始31.通过关灯来节约用电32.用可重复使用的袋子代替塑料袋33.不开车，停止乘坐小汽车34.回收纸张35.纸巾36.洗头时关闭淋浴37.购物时自带购物袋38.扔掉，抛弃39.不再（4）40.好好利用21.hear of22.take part in23.pay for24.pay for plastic bags25.take action to do sth26.in the last 20 to 30 years(用法：用于现完时）27.afford sth = afford to buy sth28.can't afford to do sth29.help out30.begin with31.save electricity by turning off the lightse reusable bags instead of plastic bags33.stop riding in cars34.recycle paper35.paper napkinsturn off the shower when you're washing your hair37.take your own bags when shopping38.throw away39.no longer=not…any longer40.put…to good use41.拆下，摧毁42.被摧毁43.上下颠倒，倒转44.一条翻转过来的旧木船45.成立，建立，竖起46.建立一个网站在网上销售…47.经营小生意48.因…而闻名（2）49.恢复，使想起，归还41.pull…down42.be pulled down43.upside down44.an old boat turned upside down45.set up46.set up a website to sell…online47.set up a small business48.be known /famous for49.bring back50.一位很不寻常的女性51.用…修建…52.环境保护53.在…大门口54.激励着某人/对某人来说是一个鼓舞55.鲁迅的著作56.变得越来越糟/严重57.更多的乘坐公共交通工具50.a most unusual woman51.build /make …out of…52.environmental protection53.at the gate of54.be an inspiration to sb55.the works of Lu Xun56.get worse and worse57.take public transportation more11.我们正尽力挽救地球。
完整word人教版九年级英语U13重点
U13课堂资料单词默写litter垃圾、废物/乱扔bottom底部fisherman渔民coal煤、煤块ugly丑陋的advantage优点、有利条件wooden木制的、木头的plastic塑料的cruel残忍的harmful有害的industry工业、行业law法律、法规scientific科学上的afford承当得起、买得起recycle循环再利用metal金属重点句型：believethatsharkscanneverbeendangeredbecausetheyarestrongestintheirfoodchain.isn’ttheonlyonewhoisgoodatrecycling.onlycantheartbringhappinesstoothers,butitalsoshowsthatevencold,hardironcanbebroughtbacktolifewithali ttlecreativity.down原句：Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.要减少空气污染，我们应该乘坐公共汽车或地铁，而不要开车。
cutdown:减少。
Hetriedtocutdownsmokingbutfailed.他尽量减少抽烟，但没有成功。
除此之外，cutdown还有“砍倒〞的意思。
Weshouldn’tcutdownthetrees.我们不应该砍树。
选择题：Treesusedtobe________forcookingbythevillagersinthe1970s.up down offof这两个词都有“代替、取而代之的是、而不是〞的意思。
但是区别很大。
insteadinsteadof 副词，常用在句首或者句末承接下一个句子，表示前面的事情没做，而去做了后面的事情。
短语介词，后面要接名字、代词或者动名词。
九年级英语unit13知识点梳理
九年级英语unit13知识点梳理九年级英语Unit 13知识点梳理九年级英语的Unit 13是一个非常重要的单元，主要讲述了关于人的各种主观和客观感受的表达方式。
本文将对Unit 13所涉及的知识点进行梳理和总结，以便大家更好地理解和掌握。
1. 形容词和副词的比较级和最高级在表达人的主观感受时，我们常常会使用形容词和副词的比较级和最高级来进行强调。
比较级的形式一般在词尾加-er或者在词前加more，而最高级则在词前加the或在词尾加-est。
例如：“He is taller than his brother.”（他比他的兄弟高。
）“She runs the fastest in the team.”（她在队伍中跑得最快。
）2. 喜欢与不喜欢的表达在Unit 13中，我们学习了多种表达喜欢和不喜欢的方式。
例如，我们可以使用“I like...”来表达喜欢某件事物，而使用“I don’t like...”来表达不喜欢。
此外，我们还可以使用“I am into...”来表达对某件事情非常感兴趣。
例如：“I am into playing football.”（我对踢足球非常感兴趣。
）3. 情感和感觉的表达Unit 13中还包括了描述人的情感和感觉的表达方式。
我们可以使用形容词来表达人的情感状态，例如：“She is happy.”（她很开心。
）或者使用动词不定式来表达感觉，例如：“I feel happy to learn English.”（我觉得学英语很开心。
）4. 表示建议和提供帮助的方式在Unit 13中，我们还学习了如何向他人提出建议或者给予帮助。
我们可以使用情态动词“should”来表示建议，例如：“You should take a break.”（你应该休息一下。
）我们还可以使用“Let me help you.”（让我来帮你。
）来表示提供帮助。
5. 时间状语的使用Unit 13还涉及了时间状语的使用。
九年级 unit13复习
__a_ir__ pollution. 2.The air is badlyp_o_l_lu__te_dbecause there are more _c_a_r_s__on
the road these days. 被动语态：be done
3.Factories that burn _c_o_a_l_ also pollute the air with a lot of
Besides, we destroy the ecosystem by 4d_o_in__g(do) that. And no 5 s_c_ie_n_t_if_i_c(science) studies show that they are
good for 6_h_e_a_lt_h_(healthy). And drinking shark fin soup 7__is___ (be) harmful to the earth. So we should 8_l_o_v_e_(love) animals and stop 9_d_r_in_k__in_g_(drink) it, and
（根据所听内容，补全句子，每空一词）
1_._nJ_a_.s_onpoalnludtiSouns.an are talking about __n_.__ pollution and
2.The air is badly _____because there are more ______on the road these days. 3.Factories that burn _____ also pollute the air with a lot of ______ smoke. 4.There is too much _____ and waste. People are ______ away things every day. 5T.iPpe1o:p听le前ar浏e 览al题so目lit，te从rin句g意in和_语__法__上_推__断__答_案_.的内容和词性，
九年级英语U13单词知识点
九年级英语U13单词知识点在九年级英语学习的最后阶段，我们来到了第13单元。
这一单元主要涵盖了一些关键的单词知识点，包括名词、形容词、动词和副词等。
接下来，让我们一起来学习这些知识点，以便更好地应对考试。
首先，我们来说说名词。
在这一单元中，我们需要掌握一些有趣且常用的名词。
比如，"discovery"，意为"发现"；"exhibition"，则表示"展览"；"gesture"指的是"手势"。
通过理解这些名词的含义，我们可以更好地理解文章的意思，并进行合适的翻译。
其次，形容词也是九年级英语中的一个重要知识点。
在本单元中，我们需要学习一些与事物状态有关的形容词。
比如，"bizarre"表示"奇怪的"；"fantastic"则意为"惊人的"；"extraordinary"指的是"非凡的"。
了解这些形容词的含义可以帮助我们更好地描述事物，使句子更加生动有趣。
接下来是动词。
在这一单元中，我们需要学习一些关于行为和表现的动词。
比如，"applaud"意为"鼓掌"；"announce"是"宣布"；"emphasize"则指的是"强调"。
了解这些动词的用法，可以让我们更好地理解文章中的句子，并准确表达我们的意思。
最后是副词。
副词在句子中起着修饰动词、形容词和其他副词的作用。
在这一单元中，我们需要学习一些表示方式、程度、频率等的副词。
比如，"carefully"表示"仔细地"；"fortunately"则意为"幸运地"；"successfully"指的是"成功地"。
九年级英语u13知识点
九年级英语u13知识点U13 英语知识点总结本文将为大家总结九年级英语 Unit 13（U13）的知识点。
在本单元中，我们将学习一些与环境保护及相关话题有关的知识。
以下是本单元的重点内容：一、词汇1. environment（n.）- 环境2. pollution（n.）- 污染3. recycle（v.）- 回收利用4. waste（n.）- 废物5. global warming（n.）- 全球变暖6. natural resources（n.）- 自然资源7. renewable（adj.）- 可再生的8. energy（n.）- 能源9. greenhouse effect（n.）- 温室效应10. ecosystem（n.）- 生态系统二、语法1. 定语从句：以关系代词 who, which, that, whose, whom 引导的从句，用来修饰一个名词。
例如：- The woman who is talking to the teacher is our English teacher.- The book that I borrowed from the library is very interesting.2. 同位语从句：同位语从句与前面的名词是同位关系，解释或说明前面的名词的具体内容。
例如：- The fact that she won the competition made her very happy.- Our hope is that everyone can take part in environmental protection.3. 被动语态：表示主语是动作的承受者，动作由其他人或事物来完成，结构为：be + 过去分词。
例如：- The tree was planted by my grandfather.- The computer was invented by a British scientist.三、阅读理解文中会有一篇英语短文或对话，我们需要从中获取信息并回答相关问题。
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______________adj.不会的, 不能的 unable
enable ______________v.使能够, 使成为可能 be able to do ______________［搭配］能够做某事
be unable to do ______________［搭配］不能做/没有能力
做某事
4.satisfaction n.满足, 满意 satisfy ____________ v.使人满意, 满足 satisfied ____________ adj.满意的 satisfying ____________ adj.令人满意的 _____________v.不满足, 不满意 dissatisfy dissatisfied _____________adj.不满足的, 不满意的 dissatisfactory _____________adj.不令人满足/满意的 dissatisfaction n.不满足, 不满意 _____________ be satisfied with ____________［搭配］对……感到满意
pared to
与……比较 ______________
17.be involved in
18.react to 19.concentrate on
______________ 卷入，涉及到…之中
______________ 对……作出反应 ______________ 集中精力于
20.talk sb into doing sth 劝服某人做某事 ____________________
8.that。跟在fact的后面引导同位语从句, 说明其内 容。 9.their。形容词性物主代词指代前面的schools。 10.entirely。副词修饰动词determined。
e up with 22.be unable to
想出 ____________ ________________ 没有能力做某事 _____________ 责骂某人
23.tell sb off
24.to be honest
_____________ 老实说 25.apologise to sb. for sth 因某事向某人道歉 _____________
26.thanks to 27. be allergic to
由于 _____________ 对……过敏 _____________
dependence _______________ n.依靠, 依赖
_______________［搭配］依靠, 依赖 depend on
3.disability n.残疾, 无能 disabled ______________ adj.残疾的 able ______________ adj.能够的 ______________ n.能力 ability
5.means。不定式作主语, 谓语动词用单数。 6.with。短语：get on with与……相处。 7.in。介词 in this way用这种方法。
This requires a high EQ-the higher, the better. And the fact 8__________it might be that possible to raise EQ s means that schools their need to make sure that 9 ________students are receiving the education they really need, and know that their futures are not 10__________(entire)determined by their IQs. entirely
To get ahead in the world and lead a happy successful life 5______ (mean) means getting on 6__________other people and with being able to understand and react to situations 7______ the best way possible. in
3.___________ 就……而言 in terms of 4._________________ 另一方面 on the other hand 5.___________ 愿意做某事 be willing to
draw up 6. ____________________ 起草，拟定
deserve to do sth 7. ________________值得做某事
deserve to be done /doing ______________________ 值得被，应该
get on with 8. ______________ 与……相处
9. ______________ own 单独地, 独自地 by oneself/on one’s
10. _____________ 落后, Hale Waihona Puke 队 fall behind题目
Practice makes perfect.
一.词形变化答案:
1.description 2. failure 3.possible 4. disabled 5.required 6.broken 7. anxiety 8.hestates 9. personal 10. Judged
2
1.___________ 在将来 in the future 2.___________ 致力于, 献身于 be devoted to
25. If anything 26. more and more 27. to be honest 28. for the first time 29.grateful to …for 30. can’t be working 31. might have got
Practice makes perfect.
2.independent adj.独立的 _______________adv.独立地 independently _______________ n.独立 independence _______________ v.依靠, 依赖 depend _______________ adj.依靠的 dependent
6.anxiety n.忧虑, 担心 _____________ adj.忧虑的, 担心的 anxious
_____________ adv.忧虑地, 担心地 anxiously
_________________［搭配］对……感到 be anxious about 担心
The early bird catches the worm
glare at 11. _____________ 怒视 glance at 12. _____________ 瞥一眼
13. ________________ 禁不住干某事 can’t help doing
14. ______________ 受欢迎 be popular with
15. _____________ 指控某人某事 accuse sb of (doing) sth
Practice makes perfect.
1. have come up with 10. dealt with 2. draw up 11.deserve our respect 3. in terms of 12. compared to 13. has difficulty /trouble/ 4. get on well with problems in 5. was accused of 14. There is no doubt that 6. am not willing to 7. ended up sleeping 15 concentrate/focus on 16. talked him into /persuaded 8. were involved in / him into took part in 9.it …that …gets promoted
28.more and more
29.end up doing 30. refer to
越来越 _____________
_____________ 以……告终
31. live with
32 lead to
参考，提及，涉及 忍受，同……住在一起
导致
17. sheltered from 18. gave a hug 19 separated form 20.fall behind 21. was upset about 22. glared at, glanced at, being stared at 23. couldn’t help 24. devoted…to
______________ adj.不像的 prep.不像 unlike likely ______________ adj.可能的 ______________ adj.不太可能的 unlikely ________________________［搭配］很可能/不 be likely/unlikely to do sth 太可能做某事
1.EQ is as important as IQ.IQ tells you how intelligent you are 1______ EQ tells you how while well you use your intelligence. 2. Professor Salovey, who invented the term EQ, gives the following description: At work, it 2 ____is IQ that gets you hired but EQ gets you________. (promote) promoted