人教版新目标九年级英语Unit 13单元知识点总结及练习
最新2021-2022年人教版九年级新目标英语：Unit 13 知识点总结
九年级英语Unit13《We're trying to save the earth!》知识点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。
① Look! 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 Y ou 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’t here at the moment. She is coming later.ed to do过去常常做某事见第四单元及use用法be/get used to doing 习惯于做某事be used to do=be used for doing 被用来做某事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/notice sb do的被动语态；It’s said/reported/believed/supposed/well-known that；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’s to 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.一般疑问句Has he finished the work?否定句He has not finished the work.两回答Yes ,he has. No, he hasn’t.特殊疑问句What has he done?在下列情形下用现在完成时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Have you ever seen pandas?④never从不句中I have never been to Beijing.⑤just刚刚句中I have just done my work.⑥before以前句尾I have never been there before.⑦so 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 2months.since last year since +过去时间点Lucy has been in Beijing since 3 years ago.since 3 years ago since 1990since he came here since +过去时态句子He has been in China since he came here.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。
人教版英语九年级全册单元unit 13 知识点+测试卷+思维导图
Unit 13 We are trying to save the earth.1.重点词汇：bottom, fisherman, coal, advantage, industry, law, gate, bottle, president, work, metal...2. 短语归纳：1. be full of 充满2. get in the shower 在洗淋浴3. leave sth in sp 把某物留在某地4. by the time... 到……的时候；到……之前5. be late for class 上课迟到6. go off 发出响声7. brush one’s teeth 刷牙8. give sb a lift 捎某人一程9. be about to 即将……；正要……10. stare at 盯着看11. in disbelief 疑惑地；不相信地12. take off （飞机等）起飞13. show up 赶到14. get a chance to do sth 得到一个做某事的机会15. leave for sth 动身去某地16. sell out 卖光17. lose weight 减肥18. run out of 用完3. 必背典句：1. We are trying to save the earth. 我们正在努力拯救地球。
2. The river used to be clean. 这条河过去是干净的。
3. The air is badly polluted. 空气受到严重污染。
4. No scientific studies have shown that shark fins are good for health.没有科学研究表明鱼翅对健康有益。
4.语法知识：英语句子成分分析组成句子的各个部分叫做句子成分。
它包括：主语、谓语、宾语、定语、状语、表语和宾语补足语等。
人教版英语九年级全册单元unit 13 知识点+测试卷+思维导图
Unit 13 We are trying to save the earth.1.重点词汇：bottom, fisherman, coal, advantage, industry, law, gate, bottle, president, work, metal...2. 短语归纳：1. be full of 充满2. get in the shower 在洗淋浴3. leave sth in sp 把某物留在某地4. by the time... 到……的时候；到……之前5. be late for class 上课迟到6. go off 发出响声7. brush one’s teeth 刷牙8. give sb a lift 捎某人一程9. be about to 即将……；正要……10. stare at 盯着看11. in disbelief 疑惑地；不相信地12. take off （飞机等）起飞13. show up 赶到14. get a chance to do sth 得到一个做某事的机会15. leave for sth 动身去某地16. sell out 卖光17. lose weight 减肥18. run out of 用完3. 必背典句：1. We are trying to save the earth. 我们正在努力拯救地球。
2. The river used to be clean. 这条河过去是干净的。
3. The air is badly polluted. 空气受到严重污染。
4. No scientific studies have shown that shark fins are good for health.没有科学研究表明鱼翅对健康有益。
4.语法知识：英语句子成分分析组成句子的各个部分叫做句子成分。
它包括：主语、谓语、宾语、定语、状语、表语和宾语补足语等。
人教版九年级英语Unit13单元知识点梳理
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...nd 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e public transportation使用公共交通12.recycle books and paper回收书和废纸e 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 not only 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。
如：Not only you but also he has to leave.不只是你，他也得离开。
(3)若连接两个句子，not only后面的句子要用倒装，如：Not only did he speak more correctly,but he spoke more easily.他不仅说得更正确，而且讲得更不费劲了。
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。
人教版新目标九年级全册英语 Unit 13 单元语法知识点考点复习提纲
人教版新目标九年级全册英语Unit 13 单元语法知识点考点复习提纲Unit 13 We're trying to save the earth!Section Awrite to ... 给……写信the bottom of the river 河底throw litter into the river 往河里扔垃圾clean up ... 把……打扫干净land / air / noise / water / waste pollution土地 / 空气 / 噪音 / 水 / 垃圾污染turn ... into ... 把……变成……cut down air pollution 减少空气污染instead of 代替be good for ... 对……有好处takeaway food 外卖食品keep public places clean and beautiful 保持公共场所干净美观make a difference 影响；有作用lead to 带来；导致hear of 听说a bowl of shark fin soup 一碗鱼翅羹cut off 切掉be harmful to ... 对……有害no longer 不再at the top of ... 在……顶部或顶端the food chain 食物链environmental protection group 环境保护组织develop laws 制定法律so far 到目前为止scientific studies 科学研究take part in 参加help out 帮助摆脱(困境)take action 采取行动begin with ... 以……开始save electricity 省电turn off the lights / shower 关灯 / 淋浴器pay for 付费；付出代价add up 加起来use public transportation 使用公共交通工具Section Bstop doing sth. 停止做某事ride in cars 乘小汽车paper napkins 餐巾纸throw away 扔掉；抛弃put sth. to good use 好好利用某物have a creative mind 拥有创意的头脑build ... out of ... 用……建造……pull ... down 拆下；摧毁upside down 上下颠倒；倒转in front of ... 在……前面win a prize 获奖open a small shop 开一家小店set up a website 建网站sell ... online 在网上出售……use ... to do sth. 用……做某事set up a small business 经营小生意be known for doing sth. 因做某事而闻名look like 看起来像the importance of environmental protection环境保护的重要性bring back 恢复；使想起；归还【重点句型】1. Even the bottom of the river was full of rubbish. 甚至河底都充满垃圾。
人教版新目标九年级全册英语 Unit 13 单元语法知识点考点复习提纲
人教版新目标九年级全册英语Unit 13 单元语法知识点考点复习提纲Unit 13 We're trying to save the earth!Section Awrite to ... 给……写信the bottom of the river 河底throw litter into the river 往河里扔垃圾clean up ... 把……打扫干净land / air / noise / water / waste pollution土地 / 空气 / 噪音 / 水 / 垃圾污染turn ... into ... 把……变成……cut down air pollution 减少空气污染instead of 代替be good for ... 对……有好处takeaway food 外卖食品keep public places clean and beautiful 保持公共场所干净美观make a difference 影响；有作用lead to 带来；导致hear of 听说a bowl of shark fin soup 一碗鱼翅羹cut off 切掉be harmful to ... 对……有害no longer 不再at the top of ... 在……顶部或顶端the food chain 食物链environmental protection group 环境保护组织develop laws 制定法律so far 到目前为止scientific studies 科学研究take part in 参加help out 帮助摆脱(困境)take action 采取行动begin with ... 以……开始save electricity 省电turn off the lights / shower 关灯 / 淋浴器pay for 付费；付出代价add up 加起来use public transportation 使用公共交通工具Section Bstop doing sth. 停止做某事ride in cars 乘小汽车paper napkins 餐巾纸throw away 扔掉；抛弃put sth. to good use 好好利用某物have a creative mind 拥有创意的头脑build ... out of ... 用……建造……pull ... down 拆下；摧毁upside down 上下颠倒；倒转in front of ... 在……前面win a prize 获奖open a small shop 开一家小店set up a website 建网站sell ... online 在网上出售……use ... to do sth. 用……做某事set up a small business 经营小生意be known for doing sth. 因做某事而闻名look like 看起来像the importance of environmental protection环境保护的重要性bring back 恢复；使想起；归还【重点句型】1. Even the bottom of the river was full of rubbish. 甚至河底都充满垃圾。
Unit13单元知识点人教版英语九年级全册
人教新目标版九班级全一册Unit 13 We are trying to save the earth!Section A1.play a part in参加+n./pron./vingeg：I want to play a part in saving the earth.2.cut down削减cut in 插嘴cut off 切断cut up 切碎cut out 删除可数名词have the advantage of有……的有利条件be to... advantage对……有利4.make a difference起作用；有影响make a difference 〔to...〕〔对……〕产生影响或作用5.not only...but also... 不但……而且……连接两个对等的成分，also 可以省略eg: I not only play tennis but (also) practise shootingeg: Not only Mr. Li but 〔also〕his son loves the movie.连接两个主语时，就近原那么eg:Not only does Miss Li like music, but (also) she likes sportsdo harm to对……造成损害eg: Smoking will do harm to your health.be harmful to对…… 有害eg: Don't read in the sun. It is harmful to your eyes7.the number of……的数量eg：The number of girls in our class is 30辨析a number of很多接可数名词复数谓语动词用复数形式the number of……的数量接可数名词复数谓语动词用单三形式8.be against...反对反：be for...支持……eg: I am not against your idea. Instead, I'm for you根本结构be+ 动词的过去分词eg: The glass is broken主动语态We visited that factory last summer.被动语态That factory was visited by us last summer.感官动词/使役动词变为被动语态时带to主动: I often hear Mary sing in the next room被动：Mary is often heard to sing in the next roomSection Beg: We recycle all of our plastic bags.2.throw away扔掉；抛弃eg: You can throw them away if you don't want these clothes.3.pull...down拆下；摧毁put短语pull together齐心协力pull off 脱去pull out拔出pull in(车等)停下,进站4.win a prize赢得奖品win赢，获胜后接竞赛、活动、奖品beat击败；战胜后接人或团队等竞争对手5.set up建立set off/out动身,动身set free释放set down写下,登记6.bring back恢复；归还；带回eg: Please bring back the books to the library.制造者,制造v. create制造adj. Creative 制造性的1. Could you give me some advice on how to lose weight?Well, I think eating healthily can really make_____________difference.A. anB. aC. theD. /2. I'm surprised to see you smoking. You ___________, I remember.A. aren’t used toB. weren’t used toC. didn’t use toD. don’t use to3. So far this year we __________ about half of the road and we are sure that it will be finished on time.A. have builtB. builtC. buildD. are building4. It’s helpful for older adults to exercise, not only_________ them keep their bodies healthily, but it can also helptheir brains.A. it helpsB. helps itC. can it helpD. it can help5. This is really____________ ugly bird,but it is_______useful bird, it can help fisherman catch fish.A. an;aB. an;anC. a;aD. a;an6. There __________ lots of trees in the area.but they have all gone because people built a railway here.A. have beenB. used to beC. have hadD. used to have7. In the past, my grandpa cut ___________trees and cut them ___________for firewoodA. down;upB. up;downC. out;upD. down;off8. The painting on display was _________ by a very famous artist in China.A. createB. createsC. createdD. creating9. The geography teacher told us that the sun __________ in the east.A. had risenB. has risenC. roseD. rises10. In our school library there _______ a number of books and the number of them _________ growing larger and larger.A. is;areB. has;isC. are;isD. have;are11. If all of us pull together, there must be something we can do _________________.A. improve the environmentB. improved the environmentC. improving the environmentD. to improve the environment12. __________ my backpack, but I also lost my way yesterday.A. Not only lost IB. Not only did I loseC. Not only I lostD. Not only I have lostIII. Filling in the blanks below with the correct forms of the given words in the brackets.1. Has he_________(tell) you about what happened on that day?2. If we keep putting waste water into the ocean, sooner or later the ecosystem in the ocean will be __________(destroy).3. The numbers of some kinds of fishes__________( have) reduced since the last century.4. Wild Aid and the WWF are two__________( environment) protection groups around the world.5. Traffic fumes are__________( harm) to the environment.6. Fresh air makes a big______________(different) to our health.7. The girl used to _______________(take) a bus to school, but this morning she walked.8. Everyone should play a role in_______________ (protect) the forest.9. Please remember to _______________(bring) a cloth bag when you go shopping in the supermarket.10. What are your _______________(suggest) for solving the problems?11. _______________ (fish)are allowed to catch fish only in the open season.12. China has rich natural resources, such as___________(coal) and iron.13. A smile, ___________(cost) nothing, but it gives so much to people around you.14. Travelers should throw the rubbish into the _______________(bin) along the pathway in the mountain.15. What’s the _______________(weigh) of the wooden box?16. Don't make so much noise. The children ____________(have) an English lesson right now.17. She used to________(read) English in the morning but now she's used to reading in the evening.18. Every year millions of trees ____________(plant) to make our country more beautiful.19. In the past few years we ____________(learn)about 3000 English words.20. There is such a big noise that I can't ____________(hear) you very well.21. I stopped ____________(use) disposable chopsticks(一次性筷子) last year.22. While I ____________(do)my homework, the phone rang.23. Seeing the tears in her eyes, he quickly took out a piece of ___________ (napkins).24. Have you ever collected waste paper or bottles for____________( recycle)?25. It usually____________(take) me a few minutes to wash my hair.26. Father____________(use) to go to work by car, but now he takes the bus.27. Let's go hiking instead of ____________( stay) at home, shall we?IV. Translation.1. 杰森今日早上乘坐公共汽车上班而不是步行。
人教版新目标九年级英语Unit13单元知识点总结及练习
人教版新目标九年级英语Unit13单元知识点总结及练习人教版新目标九年级英语Unit 13单元知识点总结及练习Unit 13 We’re trying to save the earth!重点单词：Littler, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, takeaway, cruel, harmful, industry, law, scientific, afford, reusable, recycle, gate, bottle, president,work, metal 重点短语:be full of 充满close down 关闭play a part in 扮演角色clean up 打扫卫生cut down 减少instead of 代替make a difference 起作用，有影响used to 过去常……lead to 通往……hear of 听说be harmful to …对……有害the food chain 食物链at the top of 在……顶部或顶端turn off 关掉take part in 参加pay for 付费；付出代价take action 采取行动throw away 扔掉；抛弃put sth. to good use 好好利用某物pull…down 拆下；摧毁turn upside down 上下颠倒；倒转set up 建起，成立bring sb. Back to 使想起be known for 因……而闻名重点句式：1.It used to be so clean.它过去是那么干净。
2.Everyone in this town should play a part in cleaning it up.我们镇上的每个人都应该尽一份力把这条河清理干净。
人教新目标九年级Unit 13 Grammar Focus讲解及练习(有答案)
人教新目标九年级Unit 13 Grammar Focus讲解及练习（有答案）Unit 13 Grammar Focus及练习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. They are playing basketball.Nancy is working on a new book about stories in schools.Why are you always coming late for class?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.主动形式表示被动意义。
我的车需要修理。
My car needs repairing. (= to be repaired).3. 通常只有及物动词（组）才有被动语态，不及物动词没有。
新目标英语九年级Unit_13_知识要点归纳
期知1.throw litter into the river 把垃圾扔入河中2.play a part in cleaning it up 尽一份力把它清理干净3.fill the air with black smoke 空气中充满黑烟4.cut down air pollution 减少空气污染5.make a difference 产生影响6.shark fin soup 鱼翅汤7.at the top of the food chain 处于食物链的顶端8.in the last 20to 30years 在最近的20到30年间9.develop laws 健全法律10.can ’t afford to do sth.负担不起做某事11.take action 采取行动12.add up 累加e public transportation 使用公共交通14.recycle books and paper 回收书和废纸15.put sth.to good use 好好利用……16.pull...down 拆下17.an old boat turned upside down 一艘倾覆的旧船18.be an inspiration to sb.对某人来说是一种鼓舞19.set up a website 建立一个网站20.be known for 因……而闻名【重点词汇】【重难点句子】1.Sharks may disappear one day if we do not do something to stop the sale of shark fins.如果我们不采取措施来阻止这种鱼鳍买卖，鲨鱼可能有一天会灭绝。
2.This method is not only cruel,but also harmful to the environment.这种方法不仅残酷，而且对环境有害。
3.The numbers of some kinds of sharks have fallen by over 90percent in the last 20to 30years.在最近的20到30年的时间里，某些种类的鲨鱼的数量已经下降了90%。
人教版新目标九年级英语Unit13知识点及练习
Unit 13 We are trying to save the earth.知识点及练习Section A知识点1. try v. 试图，努力，尝试用法：try to do sth. 尽力做某事try doing sth. 尝试做某事try one's best (to do sth.) = do one's best (to do sth.)尽某人最大的努力(做某事)短语：try on 试穿try out 试用，参加选拔have a try 尝试，试一下let me try 让我试一下2.the earth 地球，表示世界上独一无二的事物前面要加定冠词the。
短语：on the earth 在地球上on earth 究竟，到底3. pollution n.污染，污染物→pollute v. 污染→polluted adj.被污染的短语：air pollution 大气污染，空气污染noise pollution 噪音污染water pollution 水污染4. litter v. 扔垃圾n.垃圾= rubbish = trash短语：take out the rubbish 倒垃圾throw rubbish / litter 扔垃圾5. the bottom of……的底部the top of ……的顶部6. be full of = be filled with 充满……7. play a part 参与…；起作用play a part in “在…方面起作用；参与…”，后接名词、代词或动词-ing形式。
8.cut短语cut down 减少，把……砍倒cut in 插话cut off 切断；断绝cut up 切碎cut out 删除9. instead of 介词短语，后跟名词、代词或动词ing形式。
instead 副词，常位于句末。
位于句首时，其后有逗号。
10. It’s good for health and it doesn't cost anything! (P98)11.be good for 对……有益，反义词组be bad for。
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。
2022年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Unit13.We’re trying to save the manatees!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 put sth to good use pull...down upside gate bottle president inspiration iron work metal bring back creativity二．1.目迈进行时定义：表达说话时（瞬间）正在进行旳动作，也表达目前或现阶段始终进行旳动作。
构造: ①肯定句: 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）表达说话时正在进行旳，目前正在发生旳动作。
① Look! The big bird is flying away. ② He is watching a movie now.2）表达目前一段时间内正在进行，但说话时也许没有进行旳动作。
Right now I am studying Chinese by distance learning. 我目前正通过远程教育学习汉语。
1) 2)常带有表达目前时刻旳时间副词, 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，表达动作反复或习惯。
(完整word版)新版新目标英语九年级unit13知识点总结,推荐文档
Unit13 We’re trying to save the earth!Section A1. try to do =try one’s best to do 努力去做某事Every student should try to study hard in order to study in a university.为了进入大学学习，每个学生都应该努力学习。
2. be related to 与…有关I am not related to him in any way. 我和他无任何关系。
Everyone in this town should play a part in cleaning it up!3.play a part in在……方面起作用；参与某事A good diet plays a large part in helping people live longer健康的饮食在帮助人们长寿方面起着非常大的作用。
4. l itter rubbish garbage waste都可指垃圾不可数名词rubbish没用的东西(被扔或将要丢弃的无用的东西)不可回收litter (室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等) 还可回收garbage 生活中的垃圾，包括厨房里的剩菜剩饭或者不能再用的食物Waste 任何被丢掉的东西Throw the rubbish out. 把垃圾扔出去。
The room is full of rubbish. 房间里堆满了垃圾。
Pick up your litter after a picnic. 野餐后将废弃物收拾好。
5.cut down 减少把...砍倒裁短缩减cut sb sth= cut sth for sb 为某人切某物cut sth into sth 把某物切成某物cut in 插话超车cut off 切断隔断断绝6. cost v. 花费；使付出指花费金钱，主语通常是物。
人教版九年级全册英语第十三单元Unit13《单词+短语+句子》默写专项练习(含答案)
UNIT 13 We're trying to save the earth！
Section A（1a－4c）
[限时：15分钟]
重点单词
1. n. 优点；有利条件
2. v. 花费n. 花费；价钱
3. adj. 木制的；木头的
4. adj. 有害的
5. n. 工业；行业
6. adj. 科学上的；科学的
7. n. 垃圾；废弃物v. 乱扔
8. adj. 残酷的；残忍的
9. n. 渔民；钓鱼的人
10. v. 承担得起（后果）；买得起
11. adj. 丑陋的；难看的12. n. 煤；煤块
13. n. 塑料；塑胶adj. 塑料的 14. n. 法律；法规
15. adj. 现在的n. 现在；礼物
词形变换
1. advantage—（反义词）
2. wood—（形容词）
3. harm—（形容词）—（反义词）
4. science—（名词）—（形容词）
5. reuse —（形容词）
6. fisherman —（复数）
7. law—（名词，律师）
重点短语
1. 对……有害
2. 在……顶部或顶端
3. 参加
4. 付费；付出代价
5. 采取行动
6. 减少
7. 参与
8. 处于危险中9. 加起来10. 导致11. 听说
1 / 6。
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Unit13.We’re trying to save the manatees!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 put sth 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. ②He 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。
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人教版新目标九年级英语Unit 13单元知识点总结及练习Unit 13 We’re trying to save the earth!重点单词：Littler, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, takeaway, cruel, harmful, industry, law, scientific, afford, reusable, recycle, gate, bottle, president,work, metal重点短语:be full of 充满close down 关闭play a part in 扮演角色clean up 打扫卫生cut down 减少instead of 代替make a difference 起作用，有影响used to 过去常……lead to 通往……hear of 听说be harmful to …对……有害the food chain 食物链at the top of 在……顶部或顶端turn off 关掉take part in 参加pay for 付费；付出代价take action 采取行动throw away 扔掉；抛弃put sth. to good use 好好利用某物pull…down 拆下；摧毁turn upside down 上下颠倒；倒转set up 建起，成立bring sb. Back to 使想起be known for 因……而闻名重点句式：1.It used to be so clean.它过去是那么干净。
2.Everyone in this town should play a part in cleaning it up.我们镇上的每个人都应该尽一份力把这条河清理干净。
3.The air has become really polluted around here.这附近的空气被严重污染了。
4.To cut down air pollution, we should take the bus or subway instead of driving.为了减少空气污染，我们应该乘公汽或地铁，而不要开车。
5.It doesn’t cost anything.它不耗费任何东西。
6.But in fact, around 70 millon sharks are caught and traded in this industry every year.但事实上，每年大约七千万条鲨鱼被抓来用作商业交易。
7.The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.有些种类的鲨鱼数量在过去的二三十年里，下降了百分之九十以上。
8.So far, no scientific studies have shown that shark fins are good for health, so why eat them?到目前为止，没有科学研究证明显示鱼翅对健康有益，所以为什么要吃呢？9.Recycling paper is really easy.回收再利用纸很容易。
10.But it’s hard to stop riding in cars.但是停止开小汽车是很难的。
11.We shouldn’t use pape r napkins .我们不该用餐巾纸。
12.Turn off the lights when you leave a room.当你离开房间时关掉灯。
13.Have you ever thought about how these things can actually be put to good use？你曾经考虑过怎样能充分利用这些东西吗？14.Amy isn’t the only one who is good at recycling.艾米并不是唯一善于回收利用的人15.She has been doing this for a few years now.她做这事已经有好几年了。
16.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.艺术不仅能带给别人快乐，而且也说明了只需要一点创造力，即使是冰冷、坚硬的铁也可以产生活力。
巧记歌诀：1.“花费”用法口诀花费四词各家聚，认准人物谁主语；in，on就跟spend去，for在pay后不客气；cost物前人后移，It takes…to do在一起。
1.被动语态宾变主，主变宾，by短语后面跟，谓语动词变被动，be后“过分”来使用。
巩固提升：一、单项填空()1.I don't think you've been to Disneyland, ________？A．aren't you B．haven't youC．do you D．have you()2.The villager built the bridge ________stones last year.A．out of B．out C．to D．for()3.My brother watched the football match instead of ________ his homework.A．doing B．doC．did D．does()4.—Do you know the movie Harry Potter?—Yes.I________ it twice.It's funny.A．saw B．seeC．have seen D．will see()5.More natural protection areas should ________ in the future.A．set up B．to set upC．be set up D．setting up()6.—Do you like playing computer games? —No, but I ________.A．used to B．didn'tC．do D．don't()7.I have never________ the strange animal before.A．heard from B．listenedC．listened to D.heard of()8.—Miss Liu, when did you come here?—In 2012.I________ here for two years. A．have been to B．have gone to C．have come D．have been()9.Lots of food and water________ to Ya'an, Sichuan Province immediately after the earthquake happened.A．were sent B．are sentC．send D．sent()10.The children were hungry and the salad was quickly________ up.A．eating B．ate C．eaten D．eat()11.Look, so many passengers________ with their smart phones on the underground. A．played B．will playC．are playing D．have played()12.Great changes________ in Daqing since the 1990s.A．took place B．were taken place C．have taken place D．have been taken place()13.—How much does the car________？—Oh, that's not too dear.It's only 100,000 yuan.A．spend B．cost C．take D．pay()14.—Have you________ the school sports meeting? —Yes, I have.A．take part B．taken partC．taken part in D．took part in()15.—What________ I do? —You'll________ study from now on if you want to go to college.A．can; may B．should; can C．should; have to D．may; could二、完形填空Nancy's grandma lived in a big old house in New York.Nancy and her parents went to see her each summer.Nancy __1__ to see Grandma and bake (烘烤) with her.She liked to play cards with her, too.This summer, however, Grandma did not seem __2__.She seemed to be worried about something.“What's wrong with Grandma？”Nancy asked her mom.“The __3__ pollution is bothering (使烦恼) her，”Mom said.“Do you __4__ the noise from all those cars？”Nancy asked.“Yes，”Mom said.“When Grandma moved here many years ago, there wasn't such a big __5__ here.Now there is a big road that is used to go to work easily in the city.Big trucks deliver (运载) food all over, too, by __6__ this road.They make so much noise.The noise pollution really bothers Grandma.”“I know __7__ water pollution and air pollution are.I learned about them in school, but what is noise pollution？”Nancy asked.“Pollution is __8__ that is bad for you，”Mom said.“Noise pollution can influence someone's __9__.Grandma's blood pressure goes up because of too much noise.She also has trouble __10__ with all the traffic at night.Grandma's hearing has been hurt by the no ise, too.”()1.A.loved B．hated C．wanted D．feared()2.A.interesting B．happy C．healthy D．well()3.A.water B．soil C．air D．noise()4.A.mean B．get C．tell D．point()5.A.factory B．pool C．road D．railway()6.A.cleaning B．using C．building D．making()7.A.what B．how C．where D．when()8.A.everything B．anything C．something D．nothing()9.A.diet B．habits C．health D．feelings()10.A.listening B．sleeping C．walking D．thinking三、阅读理解AA large part of China experienced larger amounts of smog (雾霾) than usual and the air was badly polluted.The distance one could see was shorter than 1,000 meters in Beijing, Tianjin, and the provinces of Hebei, Henan, Shandong and Anhui.In some areas, it was down to 200 meters. People usually set off firecrackers (爆竹) to celebrate the Spring Festival.But because of the smog, this year seemed very quiet.It was really different.A man called Zhang Wei said that his friends and he hadn't set off a single firecracker.“We all suffered from last month's smog.If we don't call an end to the firecrackers, the environment will get worse and worse during the hol iday.” Said Zhang Wei.He called on more people to set off fewer firecrackers during this year's Spring Festival holiday by putting up a notice in his neighborhood.More Chinese looked forward to celebrating the holiday in a greener way.They decided not to set off firecrackers.They also decided not to waste food.They said that the new celebrations sounded fashionable.To clean the sky, more than ten provinces including Guangdong, Zhejiang and Jiangsu have started to use national 4 standard (标准), which is expected to reduce (减少) vehicle emission (车辆排放) by 30% to 50%.Beijing even has started to use the stricter national 5 standard.We still have a lot to do to improve the air quality.For example, using public transportation as much as possible is not a hard thing for us to do, but it matters a lot.()1.What happened in a large part of China this January?A．It experienced larger amounts of smog.B．People set off lots of firecrackers.C．There was a heavy rain.D．Many car accidents happened.()2.How do people usually celebrate the Spring Festival in China?A．By putting up a noticeB．By setting off firecrackers.C．By not wasting food.D．By using public transportation.()3.How many provinces have started to use national 4 standard?A．Three. B．Six.C．Eight. D．More than ten.()4.Which of the following is NOT true according to the passage?A．Zhang Wei didn't set off a single firecracker this Spring Festival.B．We should use more public transportation to help reduce the air pollution.C．Zhejiang has started to use national 4 standard to reduce vehicle emission.D．More Chinese think the celebration of setting off firecracker is fashionable.()5.What's the best title for the passage?A．How to Reduce the Vehicle EmissionB．How to Improve the Air QualityC．What Do Chinese Do in the Spring FestivalD．Using Public Transportation四.书面表达通过以上信息，我们知道，由于环境污染、人类的残杀，很多野生动物濒临灭绝。