英語：Unit22_Environmental_ProtectionLesson1_Global_Warming

1、Lesson 1Global Warming Appreciation of a film trailer（預(yù)告片）（預(yù)告片）Look at the pictures and what do you know about global warming. Without this greenhouse heating, the Earths average temperature would be only about -73 C (-100 F); even the oceans would be frozen under such conditions, such as the Moon a

2、nd the Mars. Owing to the rise in atmospheric carbon dioxide caused by modern industrial societies widespread combustion of fossil fuels (coal, oil, and natural gas), the greenhouse effect on Earth may be intensified and long-term climatic changes may result. Reading Before you start Which countries

3、 do you think contribute more to global warning? a) developed countries b) developing countries more industry and technologyWhat effect will global warming have on the sea and the living things in the sea?What will happen with global warming?Will global warming affect the life of North Polar Bear?Wh

4、at will happen to penguins because of global warming?What will you do every day to help reduce greenhouse gases?The recycling symbolBuy the recycled productsRecycling the bottlesPaper recycling your paper could become part of a road or race-trackLanguage points1.in the last+時間段，意為時間段，意為“在過去在過去的的.”,作

5、時間狀語，常與作時間狀語，常與現(xiàn)在完成時現(xiàn)在完成時連連用。用。2. beyond ones control 超出超出.的控制的控制力，不受力，不受.控制控制3.o注入（液體，氣體等）注入（液體，氣體等）4.speed up （使）加速（使）加速5.look ahead展望未來，向前看展望未來，向前看擴： look into 調(diào)查 look up 查找，向上看 look forward to期盼，盼望6. danger n.危險，風(fēng)險 in danger (of) 處于(.的)危險中 dangerous adj.有危險的 endanger vt. 危害，使遭受危險 endange

6、red adj.(動植物)瀕危的練習(xí)：用danger的適當形式填空 In our opinion, the tiger is a kind of _animal, for it is large and violent, but now it is facing its own_; that is because people kill it without strict and effective limits, and now it is_.dangerousdangerendangered7. relevant adj. 有關(guān)的有關(guān)的 be relevant to 與與.緊密相關(guān)緊密相關(guān)

7、 復(fù)習(xí)復(fù)習(xí)：“與與.相關(guān)相關(guān)”的表達：的表達： be related to. be involved in. be connected/associated with. be linked to/with.8.refer to 談及，提到談及，提到 注：注：to是介詞是介詞,后跟名后跟名/代代/動名詞動名詞 refer v.指，意即指，意即 reference n. 9.in turn依次，輪流依次，輪流轉(zhuǎn)而，反過來轉(zhuǎn)而，反過來 in return作為回報作為回報e.g. The students answered the teachers questions_. He is always h

8、elping others without anything_.10.trap vt.收集，吸收收集，吸收 (be) tapped in 困在困在.里，陷入里，陷入.= (be) caught in或或(be) stuck inin turnin return11.pin (on) vt.把責(zé)任加在某人身上把責(zé)任加在某人身上12.the amount of+不可數(shù)不可數(shù)n. .的數(shù)量，謂動用的數(shù)量，謂動用單單 a large amount of+不可數(shù)不可數(shù)n. 大量的大量的.，謂動用，謂動用單單 large amounts of+不可數(shù)不可數(shù)n. 大量的大量的.，謂動用，謂動用復(fù)復(fù)提示提示：

9、amount有關(guān)搭配，后常接有關(guān)搭配，后常接不可數(shù)不可數(shù)n. amount有關(guān)搭配修飾的名詞做主語有關(guān)搭配修飾的名詞做主語，其后，其后謂語動詞單復(fù)數(shù)取決于謂語動詞單復(fù)數(shù)取決于amount的數(shù)的數(shù)。e.g. A large amount of money _(be) spent on advrtisements every day.13.given prep.考慮到，鑒于，后接名考慮到，鑒于，后接名/代代/that從句從句=take sth in accountis14. coincidence n.巧合，巧事巧合，巧事 by coincidencd巧合地巧合地 It is (not) a co

10、incidence that. .（不是）巧合（不是）巧合擴：表示擴：表示“碰巧碰巧,偶然偶然”，及，及“故意故意”的短語：的短語： by accident 偶然，意外地偶然，意外地 by chance 偶然，碰巧偶然，碰巧 on purpose故意，有意地故意，有意地 by design 故意地故意地15. in quantity 大量，許多大量，許多 a large quantity of+可數(shù)可數(shù)n.復(fù)復(fù)/不可數(shù)不可數(shù)n. 大量的大量的.,謂動用單謂動用單 large quantities of+可數(shù)可數(shù)n.復(fù)復(fù)/不可數(shù)不可數(shù)n. 大量的大量的.,謂動用復(fù)謂動用復(fù)提示：提示：quanti

11、ty有關(guān)搭配修飾的名詞做主語有關(guān)搭配修飾的名詞做主語，其后，其后謂語動詞單復(fù)數(shù)取決于謂語動詞單復(fù)數(shù)取決于quantity的數(shù)的數(shù)。e.g. Large quantities of oil_(be) imported from abroad every year.are16. whether .or. 無論是無論是.還是還是. whether (to do sth) or not 是否是否(做做.)17.be prepared to do sth準備做某事準備做某事 =be ready to do sth18.make money掙錢掙錢=earn money19.take action采取措施

12、采取措施 take action to do sth 采取措施做某事采取措施做某事 20. advocate vt.主張，提倡主張，提倡 advocate (doing) sth. 提倡提倡/主張主張(做某事做某事) advocate that.+(should) do.提倡提倡/主張主張.e.g. He advocates_(reform) the system of education. Some educators advocate that children _(reward) for their good behaviour.reforming(should) be rewarded

13、21.substitute n.代替品，代用品代替品，代用品 a substitute for sb./sth. .的代替物的代替物 vi. 以以.代替代替 substitute for sb./sth. 代替某人代替某人/某物某物 substitute A for B 用用A代替代替B substitute B with A e.g. The recipe calls for butter, but you can substitute it_ margarine. The recipe calls for butter, but you can substitute margarine_

14、it.withfor復(fù)習(xí)：復(fù)習(xí)：“代替代替”的各種表達：的各種表達： replace A with B 用用B代替代替A take the place of= take ones place代替代替 in place of代替代替 instead of 代替代替His honesty is beyond question.他的忠誠是他的忠誠是毋庸置疑毋庸置疑的。的。食用過多的糖會食用過多的糖會引起引起健康問題。健康問題。Eating too much sugar can lead to health problems.我們我們堅決要求堅決要求全額退款。全額退款。We insisted on a

15、 refund of the full amount.Grammar1. Human beings are causing changes in the Earths climate. to report that Ex 6: What verbs are used in the text to report these statements?2. Gases pumped into the Earths atmosphere have been speeding up the process of global warming. to claim that 3. Global warming

16、 could be one of the biggest environmental problems facing the 21st century. to believe that 4. Global warming is mostly due to human activities. to insist that 5. Global warming will cause terrible climate changes including more frequent floods, heat waves, and droughts. to warn that Ex 7: Look at

17、these sentences from the text and explain why the underlined verbs are not of the same tense as the reporting verbs. Recent reports warned that global warming will cause terrible climate changes.2. Scientists found that the temperature of the Earth is controlled by greenhouse gases.Answers: 1) becau

18、se it is in the future 2) because it is a general truthEx 8. Match the sentences with appropriate reporting verbs from the list. Then write the reported sentences.admit/report/forbid/ask/invite/order/suggest/threaten Well close credit lines if you dont reduce the amount of carbon dioxide you produce

19、.2. OK, youre right, some poisonous chemicals did escape into the atmosphere.3. Why dont you drop in tonight ahead of your meeting?4. Stand up immediately!5. You cant use the dictionaries during the test.6. Shall we have pancakes with honey?7. Is the bus service running according to the timetable to

20、day?8. The fire has luckily caused no loss of life.1. They threatened to close our credit lines if we dont reduce the amount of carbon dioxide we produce.2. They admitted that some poisonous chemicals had escaped into the atmosphere.The answers3. He/ She/ They invited me to drop in tonight ahead of

21、my meeting.4. He/ She/ They ordered me to stand up immediately.5. He/ She/ They forbade us to use our dictionaries during the test. 6. She/ He/ They suggested having pancakes with honey.7. I/ He/ She/ They/ We asked if the bus service running according to the timetable today.8. He reported that the

22、fire had luckily caused no loss of life.Ex 9. Use the following verbs to report the two dialogues.a) Tom advised John not to play the game today. John admitted that Tom was right because he was still a little bit ill. He promised not to work too hard. Tom warned John to be careful because if he ran around too much in this weather he might get another attack of the flu.The answersb) Sarah begged her mother to buy her the CD because she had always wanted it. Her mother refused and explained that she couldnt afford it. She compl