【正文】 e. Read Earth Care’s reply and answer: suggestions does Earth Care give him? ( in your own words) suggestions does Earth Care give him? ① Turn electrical appliances off when not using them. ② Don?t turn up the heat. Put on more clothes. ③ Walk or ride a bike. Don?t drive. ⑥ Buy products that use less energy. ⑦ Plant trees. ⑧ Talk with family and friends about global warming. ④ Recycle cans, bottles, plastic bags and newspapers. ⑤ Buy things made from recycled materials. Assignment Make a poster for your school that tells students various ways they can reduce the amount of carbon dioxide in the air. Fighting global warming Cut down on energy. Cut down on carbon dioxide. ● If not using an electrical item, turn it off. ● If you suddenly feel cold, don?t turn the heat up, put a jacket instead. ● Walk or ride a bike and save fossil fuels. ● Recycle paper, cardboard and newspapers. ● Buy products made from recycled materials. ● Buy energysaving products like low energy light bulbs. ● Plant trees to absorb CO2. ● Tell your friends about global warming. Every effort counts! We have only one earth! Let us save energy and protect environment together. 1. on behalf of He accepted the cup on behalf of the team. 2. advocate v. 提倡 ,主張 ,擁護(hù) ,鼓吹 / He advocates building more schools. The public advocated passing the law. Language points 3. mitment ,信奉 ,忠誠 ,預(yù)先安排的事 His political mitment is only skindeep. 他政治上的承諾只是表面文章。 mit ,犯錯(cuò)誤 ,使承擔(dān)義務(wù) ,為某人作出保證 mit a crime 4. pollution n. / pollute v. Many young people could not resist the spiritual pollution. 很多年輕人不能抵制精神污染。 Many lakes have been polluted by industrial waste. 5. We do not have to put up with pollution. put up with: suffer or bear patiently。 tolerate 忍受；容忍 I cannot put up with the toothache. We can39。t change the bad weather, so we must put up with it. I won?t put up with her rudeness any longer! 6. electrical 關(guān)于電方面的 ,被修飾的名詞本身不帶電 electric 導(dǎo)電的 ,電動(dòng)的 ,發(fā)電的 ,被修飾的名詞本身帶電 借喻”像電一樣的 令人驟然激動(dòng)的” He is an electrical engineer. I bought an electric rice cooker last month. The atmosphere in the theatre was electric. 7. so long as / as long as as long as 只要，如果 As long as there is life, there is hope. 留得生命在 ,不怕沒希望 . You can go out, as / so long as you promise to be back before 11 o39。clock. 你可以出去 ,只要你答應(yīng)在 11點(diǎn)以前回來 . I39。ll accept any job as / so long as I don39。t have to get up early. 只要不必早起 ,任何工作我都可以接受 . I will stay as long as I can. 8. make a difference 1)有很大差別 , 有很大不同 2)有很大的關(guān)系 /影響 常跟 to… 鍛煉對你的健康產(chǎn)生很大的影響。 Exercise can make a great difference to your health. 那對我沒有影響。 That makes no difference to me. make no difference to對 … 沒有關(guān)系 9. casual adj. 隨便的 ,漫不經(jīng)心的 ,偶然的，休閑的 ,便裝的 His casual manner annoyed me . 他無所謂的態(tài)度令我惱火 Don?t be casual about this. 不要對此漠不關(guān)心 10. contribution n. / contribute v. All contributions, however small, will be greatly appreciated. He has an important contribution to the pany?s success. contribute to 1)為 ... 作貢獻(xiàn) we should contribute more to our beautiful country. 我們應(yīng)該為我們美麗的祖國做出更多的貢獻(xiàn)。 2)捐助 。幫助 How much did you contribute to the relief fund? 你為那筆救濟(jì)金捐了多少 ? 3)促成 , 導(dǎo)致 Does smoking contribute to lung cancer? 吸煙會導(dǎo)致肺癌嗎 ? 4)為 ...寫稿 She has been contributing to the paper for 5 years. 五年以來 ,她一直在為那家報(bào)紙撰搞。 Suggested answers to Exercise 1 on page 63: 1. I think our conference was very successful on the whole. Pro Brown?s presentation was warmly received. is a wide range of energy sources, coal, oil, natural gases, water power, nuclear power and so on. 3. Now that (Since) your bike was broken, you can use mine so long as you take care of it. 4. Sue often buys food at the near store and hits it in the microwave for lunch. Then she drinks a can of cola to refresh herself and goes back to the office. 5. I?d like to thank Mr. Smith on behalf of the school for his work as a scholar, an engineer and an educator. 6. She is opposed to war, cruelty to animals, racism and so on with a mitment to help all living things. 7. His programme has been passed smoothly because most of the representatives in the conference subscribed to it. 8. In recent years, the winter temperature in this region tends to go up, and one of the main reasons which have resulted in this consequence is the air pollution. 9. His main contribution to our country is that he suggested on controlling the population growth. 10. The chairman of the conference stated that although the people at present are in disagreement on some issues, they are in agreement with each other on environmental protection. 11. The existence of life in outer space is still a mystery. 12. Experts said that the global temperature would show a tendency to increase. Answer key for exercise 1 on page 56: mild, circumstance, flood, catastrophe, steadily, casual, average, widespread, electrical, motor, advocated, put up with, kept on