1、单元课时5（教师版） 设计老师：课题：Word Power Discussing the environment教学目标：Enlarging the vocabulary related to the unit教学流程： 导入1.Words related to the environmentClear-cut logging_ opencast mining_slash and burn farming_ ozone layer_acid rain_ global warming_2. Do you know the following compound nouns?acid fog/aci
2、d mist(酸雾), domestic sewage（生活污水）, ecological crimes（破坏生态罪）, endangered species（濒于灭绝的物种）, climatic scourge（气候灾害）1. 环境保护 _ 2. 矿物燃料_3. 全球变暖_4. 减少污染_5. 温室效应_ 6. 露天采矿_7. 确保，核实_ 8. 酸雨_9. 臭氧层_ 10. 新一代_ 重、难点讲解合成词把两个或两个以上的词结合在一起构成的新词叫合成词（复合词）。合成词的种类较多，其中最常见的是合成名词、合成动词、合成副词等。1. 合成名词：（1） 一般说来，合成名词中有中心米白念歌词时，其
3、复数表达在该名词后加-s或-es，若没有，则在词尾，加-s或-es。Lookers-on旁观者passers-by过路人sisters-in-law嫂子grown-ups成年人（2） 合成名词的所有格在词尾形成。He works in his brother-in-laws company.他在他姐夫的公司工作。2. 合成形容词合成形容词的常见构成法：（1） 形容词词干+名词+edKind-hearted好心的middle-aged中年的cold-blooded冷血的（2） 形容词词干+形容词词干Red-hot炙热的dark-blue深蓝色的（3） 形容词词干+现在分词Ordinary-loo
4、king相貌一般的funny-looking样子滑稽的（4） 形容词词干+过去分词Ready-made现成的，预先制成的clean-washed洗得干净的（5） 副词词干+分词Hard-working勤劳的bravely-fighting英勇斗争的well-known闻名的（6） 名词词干+形容词词干World-famous世界闻名的snow-white雪白的life-long终生的（7） 名词词干+现在分词Peace-loving爱好和平的man-eating吃人的（8） 名词词干+过去分词Man-made人造的snow-covered被雪覆盖的（9） 数词词干+名词-edThree-leg
5、ged三条腿的four-storeyed四层的（10） 数词词干+名词+形容词Five-year-old 5岁的500-metre-long 500米长的（11） 数词词干+名词词干Ten-year 10年的two-man 二人的3. 合成动词Overcome, overeat, upset, underline, airdrop, sleepwalk, understand4. 合成副词Inside, downstairs, downtown, outdoors, beforehand, meanwhile 反馈巩固：一、根据括号中所给单词的首字母填空1 The system will ha
6、ve to be tested before it goes to p_.2 some of the mushrooms with extremely beautiful appearance are usually p_.3 Fresh air is b_ to our health.4 A large number of clothes were sent to the f_ area to help those who were in need of them.5 Squirrels will store some food like nuts when winter is a_.6 F
7、_, he escaped from the falling house when the earthquake broke out.7 A healthy environment and a stable e_ development should be possible at the same time if we stick to the harmonious development policy.8 The businessmen should not think of money only, and they should hold their r_ to the environme
8、nt.9 There were many black-and-blue marks on the boys skin. It was o_ that he had been badly treated.10 Do you mean you want to pay $100 for this handkerchief? Dont be r_.11 Because of the doctors hard work, the patients condition is s_.1. production 2. Poisonous3. Beneficial4.flooded5.approaching6.
9、 Fortunately7. Economic8.responsibility9.obvious 10.ridiculous11stable二、用所给词语的适当形式填空environmentallysolar energyglobal warmingecotouristpollutionecologyeco-tourismeco-friendly1 It is believed that water pollution has changed the _ of the Xuanwu Lake, causing some plants and living creatures to grow t
10、oo fast and others to die out.2 To preserve the scenic spots, the local authority lays great stress on developing _.3 They are planning to build a(n) _ friendly hotel so as to save energy and protect the environment.4 In order to protect the rivers from water pollution, the citizens are required to
11、use _washing powder in household washing.5 The mayor promised that they would do whatever they could to fight against _ caused by chemical factories.6 As far as I know, _ has been a topic of the intense debate and a concern for many scientists, policy-makers, and citizens for at least the past twent
12、y years.7 Everyone should be a(n) _ when sightseeing in scenic spots, especially in nature reserve areas.8. One of the biggest advantages of _ is that it can be obtained in any place around the world so long as there is sunshine.1.ecology2.eco-tourism3.environmentally4.eco-friendly5.pollution6.globa
13、l warming7.ecotourist8.solar energy三、单项选择1. A love marriage, however, does not necessarily much sharing of interest and responsibilities. A. result in B. hold on C. set about D. take over2. Kathy a lot of Spanish by playing with the native boys and girls.Apicked upBtook upCmade upDturned up3.Thebell
14、_theendoftheperiodrang,_ourheateddiscussion.(2001上海)A.indicating;interrupting B.indicated;interruptingC.indicating;interrupted D.indicated;interrupted4. Time, Ill go on a picnic with you. A. permit B. to permit C. permitted D. permitting5. The boy came in _ , with a _look on his face .Arush , surpri
15、sing Brun , surprised Crushing , surprised Drunning , surprising6. He sent an e-mail, _ to get further information. A. hoped B. hoping C. to hope D. hope 7. Though _ money, his parents managed to send him to university. A. lacked B. lacking of C. lacking D. lacked 8. He looked around and caught a ma
16、n _ his hand into the passengers pocket.A. put B. to be putting C. to put D. putting 9. to somebody , a British person often shakes hands with the stranger .AWhen introducing BTo introduce CTo be introduced DOn being introduced10.Acookwillbeimmediatelyfiredifheisfound_inthekitchen.A.smoke B.smokingC
17、.tosmoke D.smoked11. A person who believes that he is incapable will not make a real _, because he feels that it would be useless. A. decisionB. successC. effortD. trouble12. Yesterday morning in a city in the USA, a crowd of dustmen went on a strike to _ complaints about their low pay. A. voiceB. t
18、ellC. speakD. say13. The workers are going all out to make the output _ three times what it was five years ago. A. grow toB. grow upC. grow byD. grow into14. As these new products are not selling well, the members of the board have decided to _ production. A. cut downB. cut down toC. cut down onD. c
19、ut off15. He explained that not only _be taken but also _ that do his bit for the protection of the environment. A. should government measures; should everyone B. should government measures; everyone should C. government measures should; should everyone D. government measures should; everyone should.AAADC BCDDB CAACB课后预习、复习：预习本单元语法。