英语九年级上仁爱湘教版unit2 topic 1知识点汇编

1、Unit 2 Saving the earth Topic 1知识点汇编一、重点词汇（一） 词形变换 1. produce(名词) producer 2. breathe (名词) breath 3. manage (同义词) try 4. soil (近义词) earth 5. waste (反义词) save 6. harm (形容词) harmful 7. die (名词) death (形容词) dead 8. downstairs (反义词) upstairs 9.pleasant (反义词) unpleasant 10. change (形容词) changeable（二） 重点词

2、组1. stand /improve / protect the environment 忍受/改善/保护环境 2. produce terrible gas 产生难闻的气味3. manage to do sth. 设法做某事4. in a good / bad mood 情绪好/差5. feel uncomfortable 感到不舒适6. pour waste into river 把废水倒入河里7. something useful 有用的事物8. be harmful to sb. / sth. 对某人/某物有害9. the look of our cities 城市面貌10. see

3、fish swimming 看到鱼儿游来游去11. at present 目前12. shout at sb. 对某人大喊大叫；斥责某人13. stop making so much noise 停止发出如此大的噪音14. disturb others 打扰别人15. a kind of pollution 一种污染16. be sorry for doing sth. 对做了某事感到抱歉17. from now on 从现在起18. in noisy conditions 在吵杂的条件下19. become deaf 变聋了20. quite a few 相当多21. no better t

4、han （几乎）与一样差22. cause high blood pressure 引发高血压23. in strong, changeable light 在强烈、易变的光线下二、 重点句型。1. It is difficult for me to breathe. 对我来说很难呼吸。2. -How long have you been like this? 你处于这样的状态多久了？-I have been like this since last month. 自从上个月以来我一直这样。 3. It is a beautiful place with flowers and grass.

5、那是个有花、有草的美丽的地方。4. All the flowers, grass and fish have gone! 所有的花、草和鱼儿都没有了！5. It smells terrible. 难闻极了。6. There are several chemical factories pouring waste water into the river. 有几座工厂正往河里排放污水。7. Its our duty to protect the environment. 保护环境是我们的职责。8. I have been at this school since last year / for

6、one year. 自从去年，我在这个学校了。 / 我来到这个学校有一年了。9. Noise is a kind of pollution and it is harmful to our ears. 噪音是一种污染，对我们的耳朵有害。三、重点语言点1. I cant stand the environment here. 我无法容忍这儿的环境。stand 表“容忍；忍受”，后接名词、代词及动名词做宾语。如： I cant stand that man, he talks too much. 我忍受不了那个人了，他话太多了。 Can you stand the pain? 你能忍得住痛吗？ I

7、 cant stand waiting any longer. 我再也等不了了。2. What do you mean by sth. ? 某物是什么意思呢?= Whats the meaning of sth ?= What does sth. mean?3. I hope I can move from here soon. 我希望我能早点从这儿搬走。当主从句主语一致时，常可转换成不定式短语 = I hope to move from here soon. 我希望早点从这儿搬走。4There are several chemical factories pouring waste wate

8、r into the river. 有几座工厂正往河里排放污水。 There be + sb. / sth. + doing sth. 表有某人/ 某物正在做某事。 如： There are some birds singing in the tree. 树上有些鸟儿在歌唱。 There is a little girl crying in the street. 街上有个小女孩在哭。5stop doing sth. 停止做（正在进行的）事stop to do sth. 停下来去做（另一件）事如：Its late. They will stop working and (stop) to ha

9、ve supper. 很迟了。他们将停下来吃晚饭。 The students stopped talking and to listen to the teacher. 学生们停止说话去听课。6Im sorry for making so much noise. 很抱歉我弄出这么大的噪音。 be sorry for doing sth. 表对做过的事感到抱歉 be sorry to do sth. 表对当前的事感到抱歉 如：Im sorry for waking you up yesterday. 很抱歉昨天把你弄醒了。Im sorry to trouble you. 很抱歉打扰你了。Im s

10、orry to hear that. 听到那个（消息）感到很遗憾。7 ,not all people know that noise is also a kind of pollution. 并不是所有的人都知道噪音也是一种污染。 not 与both、all 、every 以及 every 的派生词连用时，表部分否定。 如：Not everybody knows this secret. 不是人人知道这个秘密。 Nobody knows this secret. 没有一个人知道这个秘密。I dont know all (of) your names. 你们的名字我并不都知道。I know no

11、ne of your names. 我不知道你们所有人的名字。8. Recently it was reported that many teenagers in America can hear no better than 65-year-old people do, 近来据报道，美国许多青少年的听力和65岁的老人一样差。 no better than 表“同(几乎)一样差; 不比做得好” 如: Lucy did no better than Lily in the exam. 露西和莉莉考得几乎一样糟. = Lucy almost did as badly as Lily in the

12、exam.四、重点语法现在完成时中延续性的动作或状态和由for / since 引导的一段时间状语搭配使用。a)“for + 时间段” 与 “since + 时间点” 都表“一段时间”，常用How long 提问。如: -How long have you been like this? -I have been like this since last month./ for a month. -How long have you lived in Changle?-I have lived in Changle for ten years / since ten years ago.b) 如句中含有非延续性动词，则改为相应的延续性动词或状态。 如：I bought this TV three days ago.= I have had this TV for three days.His cat died yester