新版新目标英语九年级unit13知识点总结

1、Unit13We re trying to save the earth!Section A1. try to do =try one ' s beStftodO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 i

2、t 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. litter 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 o

3、ut. 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。过去式和过去分词均为costThe new shirt cost Mr Wang 200 yuan. 王先生花了200 元买

4、了新衬衫。How much does the new computer cost? 新电脑花了多少钱？take, spend, pay和cost都表示花费但用法各有不同1) take花费时间，It takes sb. some time to do sth. it 形式主语It usually takes me 40 minutes to cook the dinner.2) spend花费时间和金钱，主语通常是人，sb. spend(s) some time / money on sthf口 sb. spend(s) some time / money (in) doing sth.Davi

5、d spent 2,000 yuan on the new machine.My father spends an hour (in) watching the news on TV every day3) pay 花费金钱，主语通常是人，sb. pay(s) some money for sth.Tommy paid 20 yuan for his breakfast yesterday.4) cost花费金钱，主语通常是物，sth. cost(s) (sb.) some money.The new dress cost Linda 88 yuan.7. make a difference

6、（to 表示（对）产生影响或作用Do you think his words would make any difference to the final decision?你认为他的话会对最后的决定产生影响吗？8. no longer=not any 10nge=not anymore 他们侧重的方面不同。no longer 和 not any longer®重时间He no 1onger 1ives here.= He doesn t 1ive here any 1onger.他不在这儿居住了。（一个时间以前他住在这儿，过了这个时间，他就离开了。）notany moreM重程度和

7、数量You can drink no more. = You can t drink any more.你不能再喝了。（喝酒的量到了一定程度，不能再继续下去了。）9. lead to （道路）等通往，引起（结果等）lead sb to do sth 致使/诱惑某人做某事lead sb to sp 带领某人去某地10. be harmful to 对有害11. not only -but also不仅而且1）连接两个表示并列关系成分，强调后者also有时可以省略She not only plays well, but also writes music. 她不但很会演奏，而且还会作曲。Not o

8、nly men but also women were chosen仅仅是男 的，女的也有被选中的。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（就近原则）。Not only you but also he has to leave. 不只是你，他也得离开。3） not only 放在句首，后接句子时要用倒装结构 。Not only had the poor man been fined, but also he had been sent to prison个可怜的人不仅被罚款, 而且还被送进了监狱。12. at the top of在最高地位；用最高最大的（速度，声音等）at

9、 the bottom ofI looked at the top of his head, his hair shiny and parted smoothly.我看他的头顶, 头发闪亮且平滑的分开。Section B1. throw away1） 扔掉，丢弃浪费（机会、优势或好处）I never throw anything away我从来不扔任何东西。2） 错过（机会等），放过；未能很好利用（机会等）Don' t throw away this opportunity 要错过这个机会。3） 浪费（时间、金钱等）乱花（钱等）It will be time and money thr

10、own away.这将是浪费时间和金钱。2. put sth. to good use好好利用,充分利用3. a most+adj+ n 一个很/非常的4. be an inspiration to sb对某人来说是一个鼓舞人心的人或者事物5. be known for因而著名 be known as作为而著名be known to 对于某人来说是著名的He was known for his friendly.他以友好而著称。He is known to the police as a thiefM警察来说是一个小偷。Zhou Jielun is known as a rap singe周杰

11、伦是作为一个说唱歌手而出名。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的形式随主语和时态的变化而变化)(3)基本用法：表示现在正在进行的动作。 常与now或具体时间连用，有时句中会有look, listen等感官动词来 提示，或通过上下文来暗示。表示现阶段一直进行的动作。这类动词常是延续性动词。常与at present, this week, these day筹连用。表示主语的特征、性格、能力等Look ! That girl is crying. They are playing basketball now.被动语态定义：表示主语是动

12、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A new school was built last year.(1) 般现在时是被动语态：am / is / are + 过去分词Our classroom is cleaned every day.(2) 一般过去时的被动式：was / were + 过去分词A new school was built last year.(3) 现在完成时的被动式：have / has + been +过去分词His novel has not been published的/、说还没有出版。(4) 现在进行时的被动式：am/ is/ ar

13、e + being +过去分词The sports meeting is being held in our schoo我校正举办校运会。(5) 过去进行时的被动式：was / were + being +过去分词Our classroom is being cleaned at 9 00 am yesterday昨天上午九点他正打扫教室。(6)过去完成时的被动式：had + been +过去分词(7) 一般将来时的被动式：will / be going to be+过去分词(8)含有情态动词(can,may must should)的被动式：情态动词+be +动词的过去分词The flowe

14、rs should be watered everyday.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：表示过去发生的动作，但强调对现在产生影响。特征：不能与表示具体的时间状语连用。He has already got her hel您已经得至U她的帮助。表示过去发生的动作或存在的状态一直延续到现在，还可能继续下去。常常与 since, for, in the past +时间名词，in the last +时间名词等时间状语连用，而且谓语动词要求是延续性动词。The TV show has been on

15、for 1 hou这部电视剧已经放了一个小时了(还会继续放下去)。表示一种 经历或体验”，即可以表示经历过也可以是从来都没有经历过。This is the best film I have ever seen® 是我看的最好的一部电影。join, join in, take part in attend 参力口 用法不同1)join加入某个党派，团体组织 等，成为其成员之一，参军、入团、入党join the army 参军 join the Young Pioneers.力口入少先队(2)和某人一道做某事，加入到某人干的事情当中去。join sb. in (doing) sth.,

16、in (doing) sth.也可省 W川you join us in the discussion?你参加我们的讨论吗？2)join in参加小规模的活动 球赛、游戏等，常用于日常口语。Come along, and join in the ball game.快，来参力口球赛。3)take part in参加会议或群众性活动 等，着重说明句子主语参加该项活动并在活动中发挥作用。 We'll take part in social practice during the summer vacation.暑假期间我们将参加社会实践。We often take part in physical labour.我们经常参加体力劳动。 Did you take part in the sports meeting?你参加运动会了吗？4)attend正式用语，及物动词，指参加会议，婚礼，葬礼，典礼；学术活动、音乐会；去上课，上学，听报告等 着重强调成为其中的听众或观众句子主语只是去听，去看，自己不一定起积极作用。He'll attend an important meetin