九年级英语(上)第二单元重点必背Unit 2 Loving Our PlanetTopic 1 Pollution causes too many problems.一单词bee, several, chemical---chemistry, waste, stream, soil, breathe----breath, influence, weak, create, produce---production, gas, chest, anyway, coal, electric----electricity, deaf, print, disturb, harm---harmful, nearby, effect, industry, rubbish, destroy, blood, pressure二短语my goodness 天啊 see sb. doing sth. 看见某人正在做某事pour …into … 把…倒入…several = some = a few 几个be harmful to 对…有害 do harm to 对…有害harm sb. / sth. 伤害某人/物 have an influence on 对…产生影响breathing problems 呼吸问题influence the look of the city 影响市容stand sb. doing sth. 忍受做某事 sleep well = have a good sleep 好好睡一觉quite a few / lot / bit 许多，大量 be in a good / bad mood 好心/坏心情hearing loss 听力丧失 manage to dosth. 设法做某事（强调结果）in public 在公共场所 had better (not) do sht. 最好（不要）做某事produce electricity by wind风力发电 all sorts of =all kinds of各种各样的 high blood pressure 高血压 no better than 同…一样（差）=almost as bad / badly as三重点句型1. All the flowers, grass and fish have gone! 2. Look, there are several chemical factories pouring waste water into the streams. 3. There be +sb. / sth. +doing sth. 有某人/物正在做某事There be + sb. / sth. + to do sth.4. Everything has changed. 5. What’s wrong with you?=What’s the matter/ trouble with you? 6. How long have you been like this? 7. The chemical factory produces terrible gas. The bad air makes my chest hurt.8. What’s more, the factory makes too much noise and I can’t sleep well at night.9. I’m always in a bad mood because I can’t stand the environment here. 10. It causes breathing problems and even cancer. 11. It’s difficult for me to breathe.12. People who work and live in noisy conditions may go deaf. 13. Quite a few people living near airports also have hearing loss. 14. Nowadays many countries are trying to solve all sorts of environmental problems, including noise pollution. 15. Light pollution is harmful to our eyes. 16. Litter influences the look of our cities.17. It is said …18. It was reported …书面表达: Saving the Earth (112词) As time goes by, man is making the earth sick. People cut down too many trees and leave rubbish everywhere. Factories throw out their wastes without doing anything with them. This has caused some serious problems. For example, the land is sandy, the river is dirty, the air is less clean, even the temperature of the earth is rising. What should we do to save the earth? My suggestion is that we should plant more threes, put the rubbish into dustbins and stop factories pouring waste directly into the air or rivers. Ina word, we have only one earth, so we should do everything to protect it, or we’ll regret it.Topic 2 All these problems are very serious.单词recycle, rude, behavior, importance-important, sand, desert, prevent, although, law, escape, rise, level短语as a result 结果，由于 here and there=everywhere 到处，处处day by day 一天天，逐日 in the beginning 一开始，初期just now 刚才prevent/stop sb. from doing sth. 防止某人做某事cut down 砍倒change into 转换成，把…变成cut off 切断 millions of 无数的，数以百万计的human beings 人类 the greenhouse effect 温室效应take away 拿走 come true=realize 实现（愿望、理想等）take up 占去，占据 a lot of=lots of=a great deal of 很多的，大量的divide …into 把…分成… cause sb. to do sth. 引导/引起某人做某事as we know 众所周知come to realize 逐渐意识到be good / bad for 对…有益/害 be good at=do well in 擅长deal with (与how连用) 处理do with (与what连用) 处理重点句型1. The more, the better. 越多越好。
2. China has become the world’s largest producer and user of coal. 3. The government has done something useful （=taken measures） to protect the environment.4. As we know, none of us likes pollution. 众所周知，我们中没有人喜欢污染。
5. Air pollution has become a serious problem. 。
6. What should we do as students? 作7. We shouldn’t leave rubbish here and there. Don’t spit everywhere. Don’t step on the grass and pick the flowers.，8. Everyone should care for wild animals and plant more trees.9. Trees can stop the wind from blowing the earth away.。
10. Trees can also prevent the water from washing the earth away. 11. A lot of water can be saved by forests.。
12. We should do everything we can to protect the environment.。
13. We should do everything we can to protect the environment. （We should try/do our best to protect the environment.）14. If everyone does their best to follow the rules, our school will become better and better day by day. 15. I can’t see anything. =I can see nothing. 16. Cutting down trees is harmful to human beings, animals and plants.17. Stop factories pouring waste water into rivers by cutting off their water supply.18. I’m sorry to hear that. 19. Water is very important to human beings, but not everybody knows how to save it. As a student, what should we do? 20. Remember to turn the tap off when you leave. 21. Humans have come to realize the importance of protecting animals. 22. What does … mean here?…书面表达 (对环保的看法)（1）空调和汽车增加，排出大量废气；（2）森林减少，风沙变大，气候更加干燥；（3）河流污染，城市供水不足。