中考状元笔记新目标九年级英语13
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。
人教新目标版英语九年级全册 Unit 13 重点短语和句型
人教新目标版英语九年级全册Unit 13重点短语和句型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。
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。
人教新目标英语九年级全册Unit13We’retryingtosavetheearth知识点汇编
【聚焦中考】：Unit13 必考知识点汇编1. If their numbers drop too low, it will bring danger to all ocean life.如果它们的数量降到太低，将会给所有的海洋生物带来危险。
（教材第99页） 中考链接考查if用法(重庆中考)It will be hard for us to get upin the morning if we____to bed too late.A. goB. wentC. will goD. have gone【答案】A【解析】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，故选A。
2. So far, no scientific studies have,shown that shark fins are good for health, so why eat them?到目前，没有科学研究显示鲨鱼鳍对健康有好处，所以为什么要吃它们呢？（教材第99页）中考链接考查动词时态的用法(十堰中考)Ben is a foreign teacher. So far, he _____ in Shiyan for five years.A. was teachingB. has taughtC. will teachD. taught【答案】B【解析】考查动词时态的用法。
根据时间状语So far可知要用现在完成时，故选B。
3. Jessica Wong from Hong Kong uses old clothes that people don’t wear anymore to make bags.来自香港的杰西卡•王使用人们不再穿的旧衣服来制作袋子。
（教材第102页） 中考链接考查定语从句引导词的用法(南京中考)The English-Chinese dictionary _____my father bought for me many years ago is still of great value.A. whoseB. whenC. whoD. that【答案】D【解析】考查定语从句引导词的用法。
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。
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%。