仁爱版英语九年级上学期全册知识点汇总仁爱版英语九年级上学期知识点汇总Unit1 The Changing WorldTopic1 Our country has developed rapidly.【重点短语和句型】1. have a good summer holiday 暑假过得愉快2. come back from 从......回来3. have/has been to 去过4. have/has gone to 去了5. not...any more 再也不...6. take photos 照相7. by the way 顺便问一下8. take part in 参加9. around/all over/throughout the world 全世界10. tell sb. something about... 告诉某人关于某事11. have/live a happy/hard life 过着幸福/艰苦的生活12. describe...in detail 详细描述13. give support to 支持...14. see...oneself 亲眼看见15. keep in touch with 与...保持联系16. far away 遥远的17. kinds/sorts of 各种各样的...18. not only...but also 不仅...而且...19. make progress 取得进步20. more than/over 多于21. develop/improve rapidly 迅速发展/改善22. tell sb. (not ) to do sth. 告诉某人（别）做某事23. ask sb. (not ) to do sth. 要求某人（别）做某事24. in order to do sth. 为了做某事25. have to do sth. 不得不做某事26. It's +形容词+for sb. to do sth. 对于某人来说做某事是...的27. why not do sth. 为什么不做某事28. succeed/be successful in doing sth. 成功地做某事29. dream about doing sth. 梦想做某事30. see/hear sb. do/doing sth. 看见/听见某人做/正在做某事21【重点语法】现在完成时一. 现在完成时的基本结构肯定句：主语+have/has+动词的过去分词+其他否定句：主语+have/has+not+动词的过去分词+其他一般疑问句：Have/Has+主语+动词的过去分词+其他特殊疑问句：特殊疑问词+一般疑问句（have/has+主语+过去分词+其他）二. 现在完成时的用法1. 现在完成时用来表示过去已经完成的动作对现在造成影响或后果。
也就是说，动作或状态发生在过去但它的影响现在还存在，强调的是现在。
21I have already posted the photo.我已经邮寄出了照片。
与此种用法连用的时间状语时一些模糊的过去时间状语，如already（肯定句句中）, yet （否定句/疑问句句尾）, just, before, recently,still, lately,never等。
2. 现在完成时也可用来表示动作或状态发生在过去某一时刻，持续到现在并且有可能会继续持续下去。
He has lived here since 1978.自从1978年以来，他一直住在这儿。
(动作起始于1978年，一直住到现在，可能还要继续住下去。
)此种用法常与for（+时间段）,since（+时间点或过去时的句子）连用。
谓语动词必须是延续性动词。
有些瞬间动词可变为延续动词：go out----be outfinish----be overopen----be opendie----be deadbuy---havefall ill---be illcome back----be backcatch a cold----have a coldTopic2 The population in developing countries is growing faster.【重点短语和句型】1. get lost 迷路2. a couple of 一些，几个3. with the development of 随着...的发展4. with the help of... 在...的帮助下5. one of the+形容词最高级+名词复数其中之一/最...的其中之一6. each other 互相7. call/ring sb.up 给某人打电话8. at least 至少9. sth. happen to sb. 某人发生某事10. What happened to sb? 某人发生某事?11. take place 发生12. because of 因为，由于13. be strict with sb./in sth. 对某人/某事严格要求14. carry out 执行15. thousands/millions/hundreds of 成千上万/无数的/成百上千...16. two thousand/million/hundred 两千/百万/百(具体数字后面不加s)17. half of... 一半...18. two thirds 三分之二19. be short of 短缺...20. so far 到目前为止21. be known/famous for 因...而闻名22. be known/famous as 作为...而闻名23. thanks to 幸亏...24. have a long way to go 有很长的路要走25. a town called... 一个叫做...的镇26. fewer than/less than 少于27. places of interest 名胜古迹28. be interested in 对...感兴趣29. such as 例如...30. look/smell/sound/feel/taste+形容词看/闻/听/摸/尝起来...31. such a/an+形容词+sb./sth 如此...的人/物32. take sb. to sp 带某人去某地33. keep up with 赶上2134. have fun doing sth. 做某事很愉快35. have a population of... 有...的人口36. What's the population of...? ...有多少人口？37. want to do sth. 想要做某事38. hate to do sth 讨厌做某事39. take measures to do sth. 采取措施做某事40. have(no)chance/time to do sth. 有机会/时间做某事41. used to do sth. 过去常常做某事42. be used to do sth. 被用来做某事43. be/get used to doing sth. 习惯做某事44. work well in doing sth. 在...方面起到显著作用【重点语法】常用于现在完成时的时间状语：already, just , yet, ever, never, recently.e.g.1. I have just called you.2. ——Have you ever been to France?——No, I’ve never been to any European countries.3. ——Have you seen him yet?——Yes, I have seen him already.Topic3 The world has changed for the better.【重点短语】1. with the money 用这些钱2. so that 为了，以致于3. so...that... 如此...以致于...4. in fact/as a matter of fact 事实上5. come for a visit 来参观6. in need 在困难时7. decide on sth. 决定某事8. provide sth. for sb./provide sb. with sth. 为某人提供某物9. feel good about... 对...有信心10 lend sth. to sb/lend sb. sth. 把某物借给某人11. borrow sth. from sb. 向某人借某物12. at the same time 与此同时13. talk on the phone 在电话中交谈14. take drugs 吸毒15. pay for 付款16. buy sth. for sb. 给某人买某物17. at home and abroad 在国内外18. send sb. to sp. 送某人去某地19. send for sb. 派人去请某人20. aim to do sth. 目的是做某事21. decide(not)to do sth. 决定（不）做某事22. finish doing 结束做某事23. How do you like.../What do you think of...? 你觉得...怎么样？24. sb.spend st.in doing sth=It takes sb.st. to do sth. 某人花费...时间做某事25. sb.spend some money on sth.=sb.pay some money for sth. 某人花费...钱买某物26. so+be/助动词/情态动词+主语表示后者情况与前者一样（表肯定）neither/nor+be/助动词/情态动词+主语表示后者情况与前者一样（表否定）27. so +主语+/be/助动词/情态动词表示的确如此【重点语法】1. 现在完成时：常与for或since引导的时间状语连用,表示从过去某一时刻延续到现在。
e.g. You have been in New York for a long time.The city has improved a lot since I came here a few years ago.212. 构词法:合成词: home +work= homework派生词: use——useful, happy——unhappyUnit2 Saving the EarthTopic1 Population causes too many problems.【重点短语】1. chemical factory 化工厂2. pour… into…把……排放到……3. in a bad mood 处在不好的情绪中4. manage to do sth. 设法去做某事5. do harm to …/ be harmful to…对……有害6. quite a few 相当多7. no better than 同…….一样差8. in pubic 公开地9. all sorts of 各种各样的10.in many ways 在许多方面【重点句型】1. Look, there are several chemical factories pouring waste water into the streams.看，有几家化工厂正往河里排放废水。