(完整版)人教版九年级英语第十三单元知识点总结.docx
人教版九年级英语unit13知识点归纳
人教版九年级英语unit13知识点归纳九年级英语Unit 13知识点归纳在九年级英语的学习中，Unit 13是一个重要的单元，主要讲解了电影制作和电影评论的相关内容。
通过学习这个单元，我们可以了解到电影行业中的一些常用术语和表达方式。
本文将对Unit 13的主要知识点进行归纳总结。
一、单词和短语1. script: 剧本2. plot: 情节3. character: 角色4. scene: 场景5. dialogue: 对话6. director: 导演7. actor: 演员8. actress: 女演员9. cinematography: 摄影10. special effects: 特效11. soundtrack: 配乐12. box office: 票房13. premiere: 首映式14. sequel: 续集15. genre: 类型二、句型和语法1. 形容词比较级和最高级：例如"The film is more interesting than I expected."和"This is the best movie I've ever seen."2. 定语从句：例如"The actor who played the main character did a great job."3. 被动语态：例如"The film was directed by a famous filmmaker."4. 特殊疑问句：例如"What do you think of the actress in the movie?"5. 宾语从句：例如"He asked me what I thought of the film."三、听力技巧1. 听清语音：要注意区分不同的发音，特别是元音和辅音的区别。
人教版九年级英语(全一册)Unit13_单元语法知识归纳汇总
Unit13 单元语法知识归纳汇总Grammar FocusPay attention to the sentences.1) We’re trying to save the earth.2) The river used to be so clean.3) The air is badly polluted.4) No scientific studies have shown that shark fins are good for health.5) We should help save the sharks.1. 现在进行时: Present Progressive定义：表示说话时（瞬间）正在进行的动作，也表示目前或现阶段一直进行的动作。
结构: be (am/is/ are) + v.-ing标志词：Look, Listen, now, right now…e.g. Look! The boy is crying.2. used to do与be used to doingused to do sth. 表示过去常常做某事, 而现在往往不做了, 后接动词原形。
be used to doing sth. 表示习惯于做某事。
e.g. I used to get up at six o’clock.Joe is used to drinking a cup of coffee every morning.3. 被动语态：Passive voice定义：表示主语是动作的承受者，即行为动作的对象的一种语态。
结构：be + 过去分词e.g. A new school was built last year.Our classroom is cleaned every day.4. 现在完成时: Present Perfect定义：表示动作已经完成, 但对现在造成影响; 或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作。
人教版九年级全一册英语Unit13单元语法知识点总结
人教版九年级全一册英语Unit13单元语法知识点总结本单元重点短语的具体用法1. at the bottom of the river：用于描述某物在河床底部的位置。
例如：The coin was found at the bottom of the river.（硬币在河床底部被发现。
）2. be full of the rubbish：表示充满了垃圾。
例如：The park is full of rubbish.（公园里充满了垃圾。
）3. throw litter into the river：意思是把垃圾扔入河中，用于描述一种不环保的行为。
例如：It's not good to throw litter into the river.（把垃圾扔入河中是不好的行为。
）4. play a part in cleaning it up：表示参与或在清理某物方面发挥作用。
例如：Everyone should play a part in cleaning up the environment.（每个人都应该参与清理环境。
）5. land pollution：指土地污染。
例如：Land pollution is a serious problem.（土地污染是一个严重的问题。
）6. fill the air with black smoke：用于描述使空气中充满黑烟的情况。
例如：The factory fills the air with black smoke.（工厂使空气中充满了黑烟。
）7. cut down air pollution：意思是减少空气污染。
例如：We need to cut down air pollution to protect our health.（我们需要减少空气污染来保护我们的健康。
）8. make a difference：表示产生影响或有所作为。
例如：Small actions can make a big difference.（小行动可以产生大影响。
人教版九年级英语Unit13单词、课文,知识梳理,词汇句式精讲
人教版九年级英语Unit13单词、课文/知识梳理/词汇句式精讲Unit13 单词litter[litə(r)]v. 乱扔n. 垃圾；废弃物bottom[bɔtəm]n.底部；最下部fisherman[fiʃə(r)mən]n. 渔民；钓鱼的人coal[kəul]n. 煤；煤块public[p ʌblik]adj. 公众的；公共的n. 民众；百姓ugly[ ʌgli]adj. 丑陋的；难看的advantage[ ədva:ntidʒ]n. 优点；有利条件cost[kɔst; kɔ:st]v. 花费n. 花费；价钱wooden[wudn]adj. 木制的；木头的plastic[plæstik]adj. 塑料的n. 塑料；塑胶make a difference有关系，作用，影响shark[ ʃa:(r)k]n. 鲨鱼fin[fin]n.（.鱼）鳍cut off割掉；砍掉method[meθəd]n. 方法；措施cruel[kru:əl]adj. 残酷的；残忍的harmful[ha:(r)mfl]adj. 有害的chain[tʃein]n. 链子；链条ecosystem[i:kəusistəm]n.生态系统low[ləu[ a（.数量等）减少的；低的；矮的industry[indəstri]n. 工业；行业law[lɔ:]n. 法律；法规reusable[ri:ju:zəbl]adj.可重复使用的；可再次使用的afford[əfɔ:(r)d]v. 承担得起（后果）；买得起transportation[t ænspɔ:(r)teiʃn]n. 运输业；交通运输recycle[ri:saikl]v. 回收利用；再利用napkin[næpkin]n. 餐巾；餐巾纸upside down颠倒；倒转gate[geIt]n. 大门bottle[bɔtl]n. 瓶；瓶子president[prezidənt]n. 负责人；主席；总统inspiration[inspəreiʃn]n. 灵感；鼓舞人心的人（或事物）metal[metl]n. 金属creativity[kri:eitivəti]n. 创造力；独创性WildAid[waildeid]野生救援协会（美国）WWF(World Wide Fund For Nature) 世界自然基金会Mark[ma:(r)k]马克（男名）Jason[dʒeisən]贾森（男名）Ken [ken]肯（男名）Hayes [heiz]海斯（姓）Jessica[dʒesikə]杰茜卡（女名）Unit13 知识梳理【重点短语】1. at the bottom of the river 在河床底部2. be full of the rubbish 充满了垃圾3. throw litter into the river 把垃圾扔入河中4. play a part in cleaning it up 尽一份力把它清理干净5. land pollution 土地污染6. fill the air with black smoke 使空气中充满了黑烟7. cut down air pollution 减少空气污染8. make a difference 产生影响17. take action 采取行动18. turn off 关掉19. pay for 付费20. add up 累加21. use public transportation 使用公共交通22. recycle books and paper 回收书和废纸23. use paper napkins 使用纸巾24. turn off the shower 关掉喷头25. ride in cars 开车出行【重点句型】1.Even the bottom of the river was full of rubbish.即使河底都充满垃圾。
人教新目标英语九年级全册 Unit 13 Were trying to save the earth 单元语法知识归纳汇总-教育文档
Unit13 单元语法知识归纳汇总Grammar FocusPay attention to the sentences.1) We’re trying to save the earth.2) The river used to be so clean.3) The air is badly polluted.4) No scientific studies have shown that shark fins are good for health.5) We should help save the sharks.1. 现在进行时: Present Progressive定义：表示说话时（瞬间）正在进行的动作，也表示目前或现阶段一直进行的动作。
结构: be (am/is/ are) + v.-ing标志词：Look, Listen, now, right now…e.g. Look! The boy is crying.2. used to do与be used to doingused to do sth. 表示过去常常做某事, 而现在往往不做了, 后接动词原形。
be used to doing sth. 表示习惯于做某事。
e.g. I used to get up at six o’clock.Joe is used to drinking a cup of coffee every morning.3. 被动语态：Passive voice定义：表示主语是动作的承受者，即行为动作的对象的一种语态。
结构：be + 过去分词e.g. A new school was built last year.Our classroom is cleaned every day.4. 现在完成时: Present Perfect定义：表示动作已经完成, 但对现在造成影响; 或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作。
人教新目标九年级英语Unit13知识点总结复习(Word版)
Unit 13 W e’re trying to save the earth!知识点总结词汇过关1.v. 乱扔n. 垃圾；废弃物2. n. 底部；最下部4. n. 煤；煤块5.adj. 公众的；公共的n. 民众；百姓6.adj. 丑陋的；难看的7.n. 优点；有利条件8. v. 花费n. 花费；价钱9.adj. 木制的；木头的10.adj. 塑料的n. 塑料；塑胶11. 有关系，作用，影响12. n. 鲨鱼13. n（.鱼）鳍14.（短语）割掉；砍掉15. n. 方法；措施16. adj. 残酷的；残忍的17. adj. 有害的18. n. 链子；链条19. n. 生态系统20.adj（.数量等）减少的；低的；矮的21. n. 工业；行业22. n. 法律；法规23. adj.可重复使用的；可再次使用的24. v. 承担得起（后果）；买得起25. n. 运输业；交通运26. v. 回收利用；再利用27. n. 餐巾；餐巾纸28.(短语）颠倒；倒转29.n. 大门30.n. 瓶；瓶子31.n. 负责人；主席；总统32. n. 灵感；鼓舞人心的人（或事物33.n. 金属34.n. 创造力；独创性一．本单元语法复习：（1）现在进行时（1）含义：表示正在发生或进行的动作。
（2）基本结构：主语+ be + 现在分词（be 的形式随主语的变化而变化）（3）基本用法：①表示现在正在进行的动作。
特征：常常与now或具体的时间连用，有时句中会有感官动词来提示，或通过上下文来暗示。
②表示现阶段一直进行的动作。
这类动词常常是延续性动词。
常于at present, this week, these days等连用。
③表示主语的特征、性格、能力等(2)现在完成时（1）含义：表示过去发生的动作对现在还有影响。
（2）基本结构：主语+ have / has + 过去分词（3）基本用法：①表示过去发生的动作，但强调对现在产生影响。
人教版九年级unit13知识点
人教版九年级unit13知识点人教版九年级Unit 13 知识点Unit 13的知识点主要涵盖了三个方面：句子结构、词汇与语法。
下面将分别进行介绍。
一、句子结构1. 简单句：一个完整的句子，包含一个主语和一个谓语。
例：We watched a football match yesterday.（我们昨天看了一场足球比赛。
）2. 并列句：由两个或多个独立的简单句连接而成，它们之间用逗号或者连接词（如and，but，or等）进行分隔。
例：I like playing basketball, and my brother likes playing soccer.（我喜欢打篮球，而我哥喜欢踢足球。
）3. 复合句：一个完整的句子，由一个或多个主句和一个或多个从句组成。
例：Although it was raining, we still went hiking.（虽然下雨了，但我们还是去爬山了。
）二、词汇1. 人称代词：第一人称（I，we），第二人称（you），第三人称（he，she，it，they）。
例：He is my best friend.（他是我最好的朋友。
）2. 形容词：用于描述名词或代词的特征或属性。
例：The beautiful flowers are in bloom.（美丽的花儿已经开放了。
）3. 副词：修饰动词、形容词或其他副词，用于表示时间、地点、原因等。
例：She runs very fast.（她跑得非常快。
）4. 动词：表示动作、状态或存在的词。
例：They are swimming in the pool.（他们正在游泳池里游泳。
）三、语法1. 一般现在时：表示经常性或习惯性的动作。
例：I always go to bed early.（我总是早睡。
）2. 一般过去时：表示过去发生的动作或状态。
例：She finished her homework last night.（她昨晚完成了她的作业。
人教版九年级第十三单元知识点
Unit13We’re trying to save the earth!重点单词litter v. 乱扔n. 垃圾；废弃物bottom n. 底部；最下部fisherman n. 渔民；钓鱼的人coal n. 煤；煤块ugly adj. 丑陋的；难看的advantage n. 优点；有利条件cost v. 花费n. 花费；价钱wooden adj. 木制的；木头的plastic adj. 塑料的n. 塑料；塑胶cruel adj. 残酷的；残忍的harmful adj. 有害的industry n. 工业；行业law n. 法律；法规scientific adj. 科学上的；科学的afford v. 承担得起（后果）；买得起recycle v. 回收利用；再利用gate n. 大门bottle n. 瓶子president n. 负责人；主席；总统work n.（音乐、艺术）作品metal n. 金属重点短语1. be harmful to 对……有害2. at the top of 在……顶部或顶端3. take part in 参加4. turn off 关掉5. pay for 付费；付出代价6. take action 采取行动7. throw away 扔掉；抛弃8. put sth. to good use 好好利用某物9. pull…down 拆下；摧毁10. upside down 上下颠倒；倒转11. bring back 恢复；使想起；归还重点句型1. She lives in a house in the UK that she built herself out of rubbish.她住在英国，房子是她自己用废弃物建造而成。
that she built…是一个定语从句，修饰前面的名词house。
2. Not only can the art bring happiness to others,but it also shows that even cold,hard iron can be brought back to life with a little creativity.艺术不但可以给他人带来快乐，而且也说明只需要一点创造力，即便是冰冷、坚硬的铁也可产生活力。
人教版丨九年级英语第13单元知识点总结
人教版丨九年级英语第13单元知识点总结Unit 13 We're trying to save the earth!一、短语：1. at the bottom of the river 在河的底部2. be full of the rubbish 充满了垃圾3. throw litter into the river 把垃圾扔入河中4. play a part in 尽一份力...5. land pollution 土地污染6.cut down air pollution 减少空气污染7. make a difference 产生影响8.take action 采取行动9. ride in cars 开车出行10. add up 累加11. use public transportation 使用公共交通12. recycle books and paper 回收书和废纸13. use paper napkins 使用纸巾14. turn off the shower 关掉喷头15. fill the air with black smoke 使空气中充满了黑烟二、知识点：1.not only...but also...的用法：(1)not only…but also…意为“不仅……而且……”，用于连接两个表示并列关系的成分，着重强调后者，其中的also有时可以省略。
如：She not only plays well, but also writes music. 她不仅很会演奏，而且还会作曲。
He not only writes his own plays, he also acts in them.他不仅是自编剧本，还饰演其中的角色。
He works notonly on weekdays but on Sundays as well.他不仅平时工作，星期日也工作。
(2)若连接两个成分作主语，其谓语通常与靠近的主语保持一致，即就近原则。
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 肩负得起、买得起recycle 循环再利用metal 金属重点句型：1.Many believe that sharks can never be endangered because they are strongest in their food chain.2.Amy isn ’tthe only one who is good at recycling.3.Not only can the art bring happiness to others,but it also shows that even cold,hard iron canbe brought back to life with a little creativity.1.cut down原句： Well,to cut down air pollution,we should take the bus or subway instead of driving. 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。
cut down: 减少。
He tried to cut down smoking but failed. 他尽量减少抽烟，但没有成功。
除此之外， cut down 还有“砍倒”的意思。
We shouldn’tcut down the trees.我们不应该砍树。
选择题：Trees used to be ________ for cooking by the villagers in the 1970s.A.cut upB.cut downC.cut off这两个词都有“代替、取而代之的是、而不是”的意思。
(完整版)人教版九年级英语第十三单元知识点总结,推荐文档
人教版九年级英语第十三单元知识点总结Unit13.We ’re trying to save the earth!一．单词litter bottom fisherman coal ugly advantage cost wooden plastic takeaway bin shark fin cruel harmful be harmful to at the top of chain the food chain ecosystem industry law scientific take part in afford turn off reusable pay for take action transportation recycle napkin throw away putsth to good use pull...down upside gate bottle president inspiration iron work metal bring back creativity二． 1.此刻进行时定义：表示说话时（瞬时）正在进行的动作，也表示当前或现阶段向来进行的动作。
构造 : ①必定句 : 主语+ am/is/are + V-ing②否认句 : 主语+ am/is/are + not + V-ing③疑问句 : Am/Is/Are +主语+ V-ing用法： 1）表示说话时正在进行的，当前正在发生的动作。
①Look! The big bird is flying away. ② He is watching a movie now.2）表示当前一段时间内正在进行，但说话时可能没有进行的动作。
Right now I am studying Chinese by distance learning.我此刻正经过远程教育学习汉语。
1) 2) 常带有表示当前时辰的时间副词 , 如： now, right now, at the (very) moment, for the time being, at present, these days 及 Look! Listen! ...3）与 always, constantly, forever, all the time 等副词连用，表示动作频频或习惯。
九年级英语第十三单元重要知识点归纳(整理打印版)
九年级英语第十三单元重要知识点归纳(整理打印版)Unit13We’re trying to save the earth!【短语归纳】1.try to do sth = try one’s best to do努力去做某事2.save XXX拯救地球3.be related to与……有关4.the bottom of....的底部/the bottom of the river河底at the top of在……的顶部,顶端5.be full of the rubbish = be XXX充满垃圾6.throw to = throw at向……扔throw ...into把…扔到…里/XXX XXX把垃圾扔入河里7.put …into把…放进8.close down关闭ed to+动词：过去常常…used to+非动词：曩昔是如何的play a part在……中扮演角色11.burn coal烧煤12.turn …into…把…改酿成…13.cut down air pollution减少空气污染14.wooden chopsticks（一次性）木筷15.plastic forks塑料叉子16.make a difference (to…)(对……)产生影响或作用17.lead to通向；招致18.XXX听说19.XXX在中国的南部20.a bowl of shark fin soup一碗鱼翅21.cut off切掉22.throw back into扔回23.not only ... but also ...不但...而且...24.be harmful to = be bad for对…有害25.no XXX不再26.at the top of the food chain处于食物链的顶端XXX在海洋生态系统中28.in fact实际上29.the number of……的数量30.have fallen by over 90 percent曾经降落了90%以上31.in the last 20 to 30 years在最近的20到30年间(现在完成时）32.XXX全球环境保护组织33.develop laws健全法令34.the sale of shark fins鱼鳍买卖35.so far现在为止36.scientific studies科学研讨37.(be) in danger处于危险状态之中38.XXX part in参加39.help out摆脱困境40.XXX改善环境41.XXX不能承担做某事afford to do sth.买得起…，充足领取42.XXX采取行动43.turn off the lights关灯44.pay for支付，付费45.add up累加，总计e XXX使用公共交通工具47.XXX收受接管书和废纸48.turn off the shower关掉喷头e paper napkins利用纸巾50.ride in XXX开车出行51.stop XXX停止做某事52.think about考虑53.put to good use好好利用54.build/make…out of…用...建成…，用...来制造…55.pull down拆下；摧毁56.turn upside down高低倒置，倒转an old boat XXX upside down一艘倒过来的旧船57.XXX获奖58.be an XXX成为或人的楷模59.set up树立60.plan to do sth计划，打算做某事61.be known for = be famous for因……而著名up a small business开一个小商店，做一个小生意63.art pieces艺术品64.a “metal art” XXX一个“金属艺术”主题公园66.bring back恢复；使想起67.have the advantage of胜过，处于有利条件【单元知识点】1.辨析take, spend, pay, cost①take多透露表现破费工夫主语通常是It，句型：It XXX sb. some time to do sth.如：It usually takes me 40 minutes to cook the XXX.②spend多透露表现破费工夫和款项主语平日是人，句型：XXX.XXX some time /money (in) doing sth如：XXX 2,000 yuanon the new machine.XXX (in) watching the news on TV every day.③pay，支付，多表示花费金钱主语通常是人，句型：sb. pay some money for sth如：Tommy paid 20 XXX.④cost多表示花费金钱主语平日是物，句型：sth. cost (sb.) some money如：The new dress cost Linda 88 yuan.2.辨析no longer，not…any longer，no more，not…any more①no longer和not…any longer侧重时间。
人教版九年级英语第十三单元知识点总结
人教版九年级英语第十三单元知识点总结Unit 13: We're Trying to Save the Earth!I。
Vocabularylitter。
bottom。
fisherman。
coal。
ugly。
advantage。
cost。
wooden。
plastic。
takeaway。
bins。
shark fin。
cruel。
harmful。
be harmful to。
at the top of the food chain。
ecosystem。
industry。
law。
scientific。
take part in。
afford。
turn off。
reusable。
pay for。
take n。
n。
recycle。
napkin。
throw away。
put to good use。
pull down。
upside。
gate。
bottle。
president。
n。
ironwork。
metal。
bring back。
XXX.II。
Present Continuous XXXn: It is used to XXX:1.Affirmative sentence: Subject + am/is/are + V-ing2.Negative sentence: Subject + am/is/are + not + V-ing3.Interrogative sentence: Am/Is/Are + Subject + V-ingUsage:1) XXX.XXX: Look。
The big bird is XXX.2) XXX an n that is currently in progress but may not be XXX.XXX: Right now。
I am studying Chinese by distance learning.3) When used with adverbs such as always。
人教版九年级英语Unit13知识点总结
人教版九年级英语Unit13知识点总结九年级英语Unit 13 We’re trying to save the earth! 讲义一、词性转换Section A1. litter → (v.) litter2. wood → (adj.) wooden3. harm → (adj.) harmful4. science → (adj.) scientific5. reuse → (adj) reusable6. transport → (n.)transportationSection B7. inspire → (n.) inspiration8. create → (n.) creativity /(adj.) creative二、短语归纳1. play a part in在……中起作用；参与2. not only…but also…不但……而且……3. no longer 不再4. so far 到目前为止5. take action 采取行动6. cut down 砍倒；减少7. help out 帮……解决困难8. pay for 付费；付出代价9. turn off 关掉10. instead of 代替11. lead to 导致；通向12. be harmful to 对……有害13. at the top of 在……顶部14. clean up打扫干净15. add up 总计；加起来16. begin with 以……开始17. set up 建立18. be made from由……制成（看不出原材料）19. be made of由……制成（看得出原材料）20. take public transportation乘坐公共交通工具21. upside down 上下颠倒；倒转22. be known for 因……闻名23. win a prize 获奖24. be good at擅长于25. ride a bike 骑自行车26. get worse and worse越来越糟糕27. throw away 扔掉；抛弃28. pull down 拆下；拆毁29. put……to good use好好利用某物30. bring back恢复；使想起；归还1. What are your ideas for… 关于……你有什么看法？2. do A instead of doing B 做A而不做B3. doing sth. can help 做某事有用4. The number(s) of … have fallen by… ……的数量下降了……5. a + adj.最高级+ n. 一个最……的……6. sb. isn’t the only one who ……不是唯一一个……的人三、重点句子1. There are other advantages of bike riding.骑自行车还有其他的优点。
新人教版九年级上册英语第十三单元必考知识点归纳
新人教版九年级上册英语第十三单元必考知识点归纳新人教版九年级上册英语第十三单元必考知识点归纳Unitl3We' gtosavetheeatth!【重点短语】1.atthebver 在河床底部2.b efullubbish 充满了垃圾wlver把垃圾扔入河中4. playapart inc leaningi tup 尽一份力把它清理干净5.l andpollution6.f illtheairwithbla 土地污染使空气中充满了黑烟7. cutdownairpollution 减少空气污染8. makead17.takeactio n18.turnoff19.payfor产生影响采取行动关掉付费累加21. usepublictransportation22.recyclebooksandpaperepapernapkins 使用纸巾使用公共交通回收书和废纸24.t uwer 关掉喷头25.r ideincars开车出行【重点句型】1.Eventhebverwasfullofrubbish.甚至河底都充满垃圾。
2. E vwnshou 1 dp 1 ayapartincleaningitup ・城里的每个人都应当尽一份力把它清理干净。
3. Theairisbadlypollutedbecauaanycaadthesedays.空气被严重污染因为如今路上的汽车太多了。
4. T oeut downair pollution,orsubwayinsteadofdriving.们应当乘坐公汽或地铁而不是开车。
5. I usedtobeabla我过去能在天空中看到星星。
6. T heairhasballypollutedaroundhere ・ I’ mgettingveryworried ・ 这丿L 白勺空气真白勺己 经被污染了，我非常担心。
7. N udieshaveshownthat shaaregoodfor health ・没有科学研究说明鱼鳍对人们的健康有好处。
人教版九年级13单元知识点
人教版九年级13单元知识点
人教版九年级13单元的知识点包括以下内容：
1. 重点单词：包括litter（v.乱扔，n.垃圾；废弃物）、bottom（n.底部；
最下部）、fisherman（n.渔民；钓鱼的人）、coal（n.煤；煤块）、ugly （adj.丑陋的；难看的）、advantage（n.优点；有利条件）、cost（v.花费，n.花费；价钱）、wooden（adj.木制的；木头的）、plastic（adj.塑料的，n.塑料；塑胶）、cruel（adj.残酷的；残忍的）、harmful（adj.有害的）、industry（n.工业；行业）等。
2. 重点短语：be harmful to对……有害、at the top of在……顶部或顶端、take part in参加、turn off关掉、pay for付费；付出代价、take action
采取行动等。
3. 短语结构：包括在河的底部at the bottom of the river、充满了垃圾be full of the rubbish、把垃圾扔入河中throw litter into the river、尽一份
力play a part in、土地污染land pollution、减少空气污染cut down air pollution等。
4. 语法知识：包括名词性从句、定语从句和状语从句等。
5. 写作技能：如何写一篇关于保护地球的文章，包括文章的结构、语言选择和论证方法等。
以上内容仅供参考，建议查阅人教版九年级英语课本或咨询教师以获取更准确的信息。
人教版英语九年级Unit 13总结
Unit 13 We’re trying to save the earth!名词Nouns1. bottom 底部；最下部e.g.: Even the bottom of the river was full of rubbish.2. fisherman渔民；钓鱼的人e.g.: There were no more fish for fishermen to catch.3. coal煤；煤块e.g.: Factories that burn coal also pollute the air with a lot of black smoke.4. advantage 优点；有利条件e.g.: There are other advantages of bike riding.5. takeaway 外卖食物e.g.: Let’s have takeaway tonight.6. bin 垃圾箱e.g.: And remember to throw rubbish in the bins and keep public places clean.7. shark鲨鱼e.g.: Many have heard of shark fin soup.8. fin（鱼）鳍e.g.: Do you realize that you’re killing a whole shark each time you enjoy a bowl of shark fin soup?9. chain链子；链条– the food chain 食物链e.g.: Many believe that sharks can never be endangered because they are the strongest in their food chain.10. ecosystem生态系统e.g.: Sharks are at the top of the food chain in the ocean’s ecosystem.11. industry工业；行业e.g.: But in fact, around 70 million sharks are caught and traded in this industry every year.12. law法律；法规e.g.: They have even asked governments to develop laws to stop the sale of shark fins.13. transportation运输业；交通运输e.g.: I think that everyone should use public transportation.14. napkin餐巾；餐巾纸e.g.: We really shouldn’t use paper napkins.15. gate大门e.g.: The gate in front of her house is made of rocks and old glass bottles.16. bottle瓶子e.g.: There’s still some wine in the bottle.17. president负责人；主席；总统e.g.: He’s the president of a large international organization.18. inspiration灵感；鼓舞人心的人（或物）e.g.: Amy is an inspiration to us all.19. iron铁e.g.: He is known for using iron and other materials from old cars to make beautiful art pieces.20. work（音乐、艺术）作品e.g.: The more popular works can even be seen in art shops around the city.21. metal金属e.g.: He hopes to set up a “metal art” theme park to show people the importance of environmental protection.22. creativity创造力；独创性e.g.: Creativity and originality are more important than technical skill.动词Verbs1. afford 承担得起（后果）；买得起e.g.: We can’t afford to wait any longer to take action.2. recycle回收利用；再利用e.g.: Recycling paper is really easy.形容词Adjectives1. ugly 丑陋的；难看的e.g.: This is turning beautiful places into ugly ones.2. wooden木制的；木头的e.g.: I never take wooden chopsticks or plastic forks when I buy takeaway food.3. cruel残酷的；残忍的e.g.: This is not only cruel, but also harmful to the environment.4. harmful有害的– be harmful to 对……有害e.g.: Fruit juices can be harmful to children’s teeth.5. scientific科学上的；科学的e.g.: So far, no scientific studies have shown that shark fins are good for health.6. reusable可重复使用的；可再次使用的e.g.: You can also use reusable bags instead of plastic bags.兼类词Words with multiple part of speech1. litter v. 乱扔n. 垃圾；废弃物e.g.: There will be fines for people who drop litter.2. cost v. (cost, cost)花费n.花费；价钱e.g.: It’s good for health and it doesn’t cost anything!3. plastic adj.塑料的n.塑料；塑胶e.g.: It’s real wood – not one of those plastic jobs.短语Expressions1. at the top of在……顶部或顶端e.g.: Sharks are at the top of the food chain, but if their numbers drop, the ocean’s ecosystem will be in danger.2. take part in参加e.g.: Have you ever taken part in an environmental project?3. turn off关掉e.g.: For example, you can save electricity by turning off the lights when you leave aroom.4. pay for付费；付出代价e.g.: I think it’s a great idea that you now have to pay for plastic bags in some stores.5. take action采取行动e.g.: Let’s take action now!6. throw away扔掉；抛弃e.g.: Do you often throw away things you don’t need anymore?7. put sth. to good use好好利用某物e.g.: Have you ever thought about how these things can actually be put to good use?8. pull…down拆下；摧毁e.g.: The windows and doors come from old buildings around her town that were pulled down.9. upside down上下颠倒e.g.: The top of the house is an old boat turned upside down.10. bring back恢复；使想起；归还e.g.: Not only can the art bring happiness to others, but it also shows that even cold, hard iron can be brought back to life with a little creativity.Grammar Points 语法点主要语法知识点回顾e.g.:We’re trying to save the earth. 现在进行时The river used to be so clean. used toThe air is badly polluted. 被动语态No scientific studies have shown that shark fins are good for health. 现在完成时We should help save the sharks. 情态动词。
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人教版九年级英语第十三单元知识点总结Unit13.We ’re trying to save the earth!一．单词litter bottom fisherman coal ugly advantage cost wooden plastic takeaway bin shark fin cruel harmful be harmful to at the top of chain the food chain ecosystem industry law scientific take part in afford turn off reusable pay for take action transportation recycle napkin throw away putsth to good use pull...down upside gate bottle president inspiration iron work metal bring back creativity二． 1.现在进行时定义：表示说话时（瞬间）正在进行的动作，也表示目前或现阶段一直进行的动作。
结构 : ①肯定句 : 主语+ am/is/are + V-ing②否定句 : 主语+ am/is/are + not + V-ing③疑问句 : Am/Is/Are +主语+ V-ing用法： 1）表示说话时正在进行的，目前正在发生的动作。
①Look! The big bird is flying away. ② He is watching a movie now.2）表示目前一段时间内正在进行，但说话时可能没有进行的动作。
Right now I am studying Chinese by distance learning.我现在正通过远程教育学习汉语。
1) 2) 常带有表示目前时刻的时间副词 , 如： now, right now, at the (very) moment, for the time being, at present, these days 及 Look! Listen! ...3）与 always, constantly, forever, all the time 等副词连用，表示动作反复或习惯。
此时句子常含有说话者的强烈情感在内。
表达较强的“责备”或“表扬”之意① You are always changing your mind. 你总是主意不定。
(太烦人了 )② He is always helping others. 他总是帮助别人。
(他真是个好人 )4）对于 come, go, leave, arrive, start,fly,drive 等表示位置移动的动词常可用进行时态表将来。
① He is leaving on Wednesday.② Mary isn’there at the moment. She is coming later.ed to do 见第四单元及 use 用法3.被动语态见第五单元注意：接双宾语的词的被动语态；make /let /have sb do的被动语态；see/ hear /notice /find/observe sb do的被动语态；It’ssaid/reported/believed/supposed/well-known；及无被动语态的三种情况（感官动词、不及物动词、sell/write 等）4. 现在完成时 :用法：①过去发生的动作对现在造成的影响或结果：强调结果Yesterday I finished my homework, that ’sto say, I have finished my homework now.②过去已经开始一直持续到现在的动作或状态：强调继续I have lived here since 1990.现在完成时的构成 have/has+过去分词现在完成时的四个基本句型肯定句He has finished the work.否定句He has not finished the work.特殊疑问句What has he done?在下列情形下用现在完成时一般疑问句Has he finished the work?两回答Yes ,he has.No, he hasn’t.1 九词语①already 已经肯定句中或句尾I have already found my pen. = I have found my pen already.②yet 已经否定句和疑问句句尾I have not finished the work yet.Have you bought a computer yet?③ever 曾经句中④never 从不句中⑤just 刚刚句中⑥before 以前句尾Have you ever seen pandas?I have never been to Beijing.I have just done my work.I have never been there before.⑦s o far 到目前为止So far he has learned 200 words.⑧how long 多久How long have you lived here?⑨how many times 多少次How many times has he been to Beijing?2 两词组have<has>gone to 去了某地例： He has gone to Beijing(去了北京，没回 )have<has>been to 去过某地例： He has been to Beijing.(去过北京，回了 )3 两结构for two months for + 一段时间Jim has lived here for 2 months. since last year since +过去时间点Lucy has been in Beijing since 3 years since 3 years ago ago.since 1990since he came here since +过去时态句子He has been in China since he camehere.4如果句子里面没有时间状语，汉语意思能够加“已经”，往往用现在完成时态。
Have you lost your library book?你已经弄丢了从图书馆借的那本书吗？5现在完成时态还常常用于下列句型They have planted many trees in the last/past few years.This is the best book I have ever read.It is the first time I have played the computer games.在现在完成时中，一次性动词不能和一段时间状语连用例： He has bought the book for 3 years. （错）因 buy 这个一次性动词不能和一段时间for 3 years 连用 , 改正的办法有：He has bought the book..(去掉一段时间for 3 years)He bought the book 3 years ago(改为一般过去时，使句子的意思不变)It ’s/It has been 3 years since he bought the book. = 3 years has passed since he bought the book. （改为固定句型 It is/It has been ---since--- ）He has had the book for 3 years.（用延续性动词have 代替 buy）另外①come/arrive/get to/reach→ be hereI have come here for 3 years. （错）②leave/go → be awayHe has left for 3 hours. （错）③begin/start→ be onThe film has begun for 3 minutes. （错）④open → be open / close → be closed The shop has opened for 3 years.( 错 )⑤die → be deadHis father has died for 3 years.( 错 )⑥finish/end → be over 改为： I have been here for 3 years.改为： He has been away for 3 hours.改为： The film has been on for 3 minutes.改为： The shop has been open for 3 years.改为： His father has been dead for 3 years.He has finished the work for 3 days.( )改： The work has been over for 3 days⑦join I have joined the army for 3 years. （）改： I have been in the army for 3 years.或 I have been a soldier for 3 years.⑧buy /catch→ haveI have bought the bike for 3 years. （）改： I have had the bike for 3 years.He has caught a cold for 3 days.（）改： He has had a cold for 3 days.⑨borrow→ keepI have borrowed the book for 3 years.（）改： I have kept the book for 3 years.有其它的如下：break →be broken get up →be up marry →be married become→ be lose→ be lost5.情1)情本身有一定的，表示人的情、度或气，但不能独作，只能与其他构成。
常的有：can (could), may (might), must, need, shall (should), will(would) 等。