【全程复习方略】2014版高考英语 Unit 4 Wildlife protection课件 新人教版必修2
Last Sunday, I went sightseeing with my friends in the
Fairy Lake Park. ①The park was full of freshness and beauty
of spring, with the sun shining and birds singing. When I was
relieve (vt. ) 使减轻；缓解 →______
contain (vt. ) 包含；容纳；容忍→_________ container (n. ) 容器 16. _______
affect (vt. ) 影响；感动；侵袭→________ affection (n. ) 喜爱；感情 17. _____ effect (n. ) 影响；效果；作用 →_____
2. 完成句子
(1)The moth’s habitat is being destroyed and it has nearly
died out 灭亡；绝迹). _______( come into being 形成)? (2)When did this word ______________( as I say 按照我说的), your dream will come true (3)If you do _______( soon. It is a pity that 真可惜)he should miss such a golden (4)_______________( opportunity. There has been no time left 已经没有时间) for us to think (5) ________________________( it over.
succeed (vi. ) 成功; (vt. ) 接替；继任→_______ success (n. ) 成功 18. _______ successful (adj. )成功的→__________ successfully (adv. )成功地 →_________ employ (vt. ) 雇用；利用(时间、精力等)→_________ employer (n. ) 19. _______ employee (n. ) 雇员；雇工→__________t employmen (n. ) 雇用； 雇主→_________ unemployment (n. ) (反义词)失业；失业率 使用；就业→_____________ harm(n. &vt. ) 损害；危害→________ harmful (adj. ) 有害的 20. _____ harmless (adj. ) 无害的 →________
鉴赏；感激；意识到
安全的；可靠的
咬；叮；刺痛
检查；视察 事件；事变 凶猛的；猛烈的
联想串记 protection (n. ) 保护→ _______ protect (vt. ) 保护 11. _________
hunt (vt. &vi. ) 打猎；猎取；搜寻→______( hunter n. )猎人 12. _____
enjoying the fantastic scenery around, something unpleasant caught my eye. ②A young couple in a boat were eating, talking and laughing loudly as if they were the only people in the world. What’s worse, they spat and even threw rubbish into the lake, totally ignoring the noticeable sign ―No Littering‖ nearby. What a shame!
elephant 5. ________ in Zimbabwe and was told that elephants used to thick be hunted without 6. ______. mercy In the 7. _____ rainforest, Daisy
rubbing saw a monkey 8. _______ an insect over its body to 9. protect What _______ against mosquitoes. 10. _____ an experience! She had learned so much!
Unit 4 Wildlife protection
【诵读·积累】
(2012·福建高考)假定你是某中学
生英语报的小记者, 右边漫画内容是 你的所见所闻, 请根据要求写一篇英 语短文投稿。 内容要求: 1. 描述漫画内容; 2. 发表个人感想。 参考词汇: 告示牌 sign
Mind Your Behavior in Public Places
Ⅰ. 单词盘点 核心速记
decrease (vi. &vt. ) 1.________ loss (n. ) 2. ____
reserve (n. ) 3. _______ mercy (n. ) 4. ______
减少；(使)变小；(使)变少 损失；遗失；丧失
保护区
仁慈；宽恕；怜悯
appreciate (vt. ) 5. __________ secure (adj. ) 6. ______ bite (vt. &vi. ) 7. ____ inspect (vt. ) 8. _______ incident (n. ) 9. _______ fierce (adj. ) 10.______
It is a pity that 很遗憾)in the story nobody Байду номын сангаасelped the dodo. _____________(
3. There be (no). . . left.
This is the only home of the red Colobus monkey but there are very few left 现在所剩无几了). ___________________(
【尝试运用】 词汇翻译 清新
freshness ________
catch one’s eye ______________ leave sb. deep in thought ______________________
吸引某人的注意力
引起某人深思
句式仿写
(1)随着环境的进一步恶化, 许多物种正在灭绝。(根据句式①) With the environment becoming from bad to worse, many ____________________________________________________ species are dying out. _____________________ (2)那位老人感觉自己似乎回到了20年前。(根据句式②) The old man felt as if he had gone back to the time 20 years ____________________________________________________ ago. ____ (3)只有用这种方式我们才能成功地建立一个节约型 (economized)社会。(根据句式③) Only in this way can we successfully build an economized ____________________________________________________ society. ________
9. come into being
10. according to 11. so that 12. do harm to
Ⅲ. 句型透视
1. as引导方式状语从句 It shows the importance of wildlife protection, but I’d like to as the WWF suggests 按照世界野生生物基金会的建议). help ___________________( 2. It is a pity that. . .
effect on us, and we are _______ affected by his (3)His words had great _____ action. (affect/effect) harmful gases have done great _____ harm to the (4)The ________ environment. (harm/harmful)
Such behavior left me deep in thought. If all visitors to the Fairy Lake Park do as the couple did, the lake will be severely polluted and soon turned into a huge dustbin. I think all of us should mind our behavior in public places. ③Only in this way can we live in more comfortable and beautiful surroundings.
respond (vi. ) 回答；响应；做出反应→________ response (n. )回答； 13. _______ 反应 distant adj. ) 远的；远处的→________ distance (n. )距离；远方 14. ______(
relief (n. ) (痛苦或忧虑的)减轻或解除; 减轻痛苦的事物 15. _____
高考英语总复习Unit4 Wildlife protection2
毛额市鹌鹑阳光实验学校Unit 4 Wildlife protectionⅠ. 单词拼写1. Alcoholic drink can have a bad e on your body.2. More a should be paid to your pronunciation.3. Her coat gave her p from the rain.4. I felt great r when I heard I had passed the examination.5. The i of washing one’s hands before a meal is that it prevents infection.6. I offered him a drink but he didn’t (回应).7. The foreign visitors came from a (遥远的) country.8. The storm did a (巨大的) lot of harm.9. Many wild animals live happily in the nature (保护区).10. The two neighbouring countries had been (仇敌) for centuries.Ⅱ. 用方框内所给单词的适当形式填空1. I want to for a job, for I’m short of money at present.2. Do you think the heavy rain will the wheat in the fields?3. I for my book everywhere.4. The album many memorable songs.5. The child was in his most beautiful clothes and then went out.Ⅲ. 同义句转换1. The worker is showing us how to operate the machine.We how to operate the machine.2. It amazed her that he was still alive.She that he was still .3. People are collecting money for a wildlife project in the world. for a wildlife project in the world.4. There was a small beautiful garden in our school，but now it has disappeared.There a small beautiful garden in our school.5. People hope that milu deer will be common in China.that milu deer will be common in China.Ⅳ. 单项填空从A、B、C和D四个选项中，选出可以填入空白处的最佳选项。
(内蒙古专用)2014届高考高考英语一轮复习 Unit 4 Wildlife protection单
Unit 4 Wildlife protectionPart one：Multiple choice1.---Why don’t we choose that road to save time ?---The bridge to it __________.A.has repairedB.is repairedC.is being repairedD.will be repaired2.Those who suffer from headache will find they get _______from this medicine .A.reliefB.safetyC.defenseD.shelterws have been made to prevent people from killing _____animals and birds .A.distantB.wildC.secureD.fierce4.The farmers suffered a heavy _______because of the terrible storm .A.zoneB.harmC.lossD.insect5.The cruel king showed no _________and killed all the prisoners .A.reliefB.endingC.painD.mercy6.I waved my hand to catch her _______,but she just ignored me .A.attentionB.characterC.painD.mercy7.According to a study ,little children often feel ________near their parents .A.magicalB.secureC.faithfulD.universal8.I just wonder how he can feed a family of eight on such a low ________.A.basisB.stageC.incomeD.track9.To their ________,someone had found the keys and handed them in .A.mercyB.incidentC.attentionD.relief10.On the floor lay four or five boxes _______toys and books .A.decreasingB.empolyingC.containingD.affecting11.I would ________it if you would let me deal with this by myself .A.appreciateB.inspectC.protecctD.replace12.The government insists that the dam will not do any ________to the environment .A.reserveB.applicationC.bargainD.harm13.David threatened ________his neighbor to the police if the damages were not paid .A.to be reportedB.reportingC.to reportD.having reported14．Little Johnny felt the bag，curious to know what it____________. A．collected B．containedC．loaded D．saved15．She is a kindhearted woman and often has________mercy________people who are in trouble.A．a；on B．/；onC．a；to D．/；to16.With the government’s aid，those__________by the earthquake have moved to the new settlements.A．affect B．affectingC．affected D．were affected17.The movie once________a whole generation of people.They proved to be of much________in the education of people.A．affected；effect B．effected；affectC．effected；effect D．affected；affect18.I would appreciate________，to be frank，if goods could be delivered as soon as possible.A．you B．thisC．it D．myself19.I really appreciate ________ to relax with you on this nice island.A．to have had time B．having time20.I appreciated________back and greeting that afternoon after our departure. A．you to call B．you callC．your calling D．you’re callingC．to have time D．to having time21.We have every reason to believe that________2012 London Olympic Games will be________success.A．/；a B．the；/C．the；a D．a；a22.Although the wind has________，the rain remains steady，so you still need a raincoat.A．turned up B．gone backC．died down D．blown out23.As the air is being polluted，many kinds of wild animals are________. A．died B．dying downC．dying out D．death24.Scientists have many theories about how the universe________into being. A．came B．was comingC．had come D．would come25. Bill suggested________a meeting on what to do for the Shanghai Expo during the vacation.A．having held B．to holdC．holding D．holdPart two :完形填空When I was a teenager I volunteered to work at the water station at a 10,000m race. My job was to 21 water to the runners. I remember being so 22 to see all the different kinds of people who passed by and grabbed a cup of water. Some ran past, some walked past and a few wheeled past. I saw so many types of people doing it. I thought maybe I could do it too! So the next year I 23 up for the race.That first 10,000m race was quite an 24 . I jogged, I walked, I jogged and I walked. 25 , I didn’t know if I could finish. Then came a defining (决定性) 26 .At one point near the end, a 70-year-old man ran past me, very, very fast, and I felt 27 because I was 50 years younger than he but I couldn’t even keep up with him. I felt 28 for a second.But then I 29 something. He was running his race and I was running mine. He had 30 abilities, experience, training and goals for himself. I had mine. Remember my 31 was only to finish.After a minute, it 32 me that this was a lesson I could draw from. I learned something about myself in that moment. I turned my embarrassment into 33 .I 34 that I would not give up on running races. In fact, I would run even more races and I would learn how to train and prepare 35 and one day I wouldbe one of those 70-year-old persons who were still running. As I crossed the finish line, I was proud of my 36 .In life we all have those moments where we 37 ourselves to others. It’s only 38 . Don’t allow those moments to 39you. Turn them into motivation and let them inspire you. With the proper preparation and training, you can improve your result to 40 anything you want in life.21. A. bring out B. pass out C. take out D. pick out22. A. excited B.worriedC. concernedD. anxious23. A. gave B. made C. signed D. dressed24. A. achievement B. encouragement C. instruction D. experience25. A. At times B. In time C. In all D. After all26. A. victory B. decision C. moment D. conclusion27. A. embarrassed B. annoyed C. moved D. thrilled 28. A. relaxed B. defeated C. puzzled D. inspired29. A. realized B. lost C. noticed D. remembered 30. A. special B. evident C. common D.different31. A. motto B. plan C. goal D. direction32. A. worried B. hit C. reached D. hurt33. A. attraction B. devotion C. inspiration D. expectation34. A. hoped B. promised C. decided D. suggested35. A. slightly B. hardly C. clearly D. properly36. A. excitement B. accomplishment C. movement D. judgment37. A. introduce B. relate C. present D. compare38. A. important B. natural C. strange D. ridiculous 39. A. weaken B. wound C. amuse D. cheer 40. A. reserve B. deliver C. achieve D. abandonPart three :阅读理解A篇OTTAWA -- Canada’s western city of Calgary is the world’s best city when it comes to healthy living, local press reported Monday.According to an international survey by Mercer Human Resource Consulting, a London-based consulting firm, Calgary was put at the top of a listof 144 cities. It scored 121 points, just above Honolulu’s score of 120. Helsinki 〔赫尔辛基，芬兰首都〕 and Ottawa followed at 119.5 and 118.5 respectively.Three other Canadian cities came in the top 20. Montreal and Vancouver tied for ninth and Toronto came in at 18th.The scores are based on air pollution levels, availability and quality of hospitals and medical supplies, as well as the efficiency of waste removal and sewage systems.In America, the lowest scoring city was Atlanta, which was ranked 76th. Athens was the lowest scoring city in Western Europe, ranking 120th because of its air pollution. London was ranked 59th.46. How many Canadian cities are in the top 20?A. 3.B. 4.C. 5.D. 6.47. Which of the following is NOT taken into account when the cities were scored?A. Weather conditions.B. Air quality.C. Waste removal.D. Medical supplies.48. Among the following cities, which is the lowest scoring one?A. Atlanta.B. Athens.C. London.D. Helsinki.B篇Years ago people could hardly accept the ideas of a woman’s being a doctor. In order to get into medical school in 1847, Elizabeth Blackwell was asked to keep it a secret that she was a woman. This was contrary to her beliefs, and she refused to do it. After entering medical school, Elizabeth often had to summon all her courage to free the unkindness of teachers and classmates. By her great efforts, she was able to complete her studies. Many people came to her graduation just to have a look at a woman doctor. Doctor Blackwell soon found that most people were not as ready as to go to a woman doctor. She had to struggle to make a living. Then came the great day when she was offered a job as a doctor in a hospital. She did so well that she was asked to organize a new hospital and medical college. The United States can now be proud of thousands of women doctors.49. How do you think Elizabeth was treated in the medical school?A. Kindly.B. Unfairly.C. Normally.D. Cruelly.50. Many people came to see Elizabeth when she graduated .A. because they wanted to congratulate her on being a doctorB. but they didn’t believe she would be famous in the futureC. because they wanted to find out the secret of her successD. but they weren’t sure that she could manage to finish her schooling51. When she was at the medical school, Blackwell .A. had to pretend to be a boy student in classB. was discouraged by the others’ critical looksC. felt sorry that she was a womanD. made great effort to do well in her lessons52. After graduation, Elizabeth found that .A. she was not right for the job and had to struggle for a livingB. she must organize a new hospital and medical college for womenC. few people were willing to go to a woman doctorD. most people were ready to go to a woman doctor53. What in fact was Elizabeth’s great effort in the medical school?A. To study hard to complete her studies.B. To refuse to pretend to be a boy.C. To realize her idea of being a doctor.D. To struggle for the position of the women.1-5 C A B C D 6-10 A B C D C 11-15 ADCBB16-20 CACBC21-25 CCCAC21-40 BACDA CABAD CBCCD BDBAC 46-53CABBBDCD。
高考英语复习-Unit-4-Wildlife-Protection知识点复习讲解-市赛课公开课一等奖
struggle against/with 同……做斗争；与……抗争 struggle with...for...为争取……而与……做斗争 struggle to one's feet 挣扎着站起来 struggle for...为……斗争 struggle to do sth.努力做某事
【答案】 1.a 2.graduated 3.Since 4.finding 5.But 6.Although 7.really 8.Because 9.hunger 10.from
16/78
1 高考真题演练 Ⅰ.完形填空——完成句子 1．(2014·福建高考) He could have gone on regretting it， as too many of us do. 正如我们中大多数的人所做的那样，他本可以继续为此 遗憾。 (教材 P13) regret
10．He carried on several occupations (职业)at a time.
6/78
2 短语多维运用 一、互译练习 1．幸亏；由于；因为 thanks to 2．摆脱；除去 rid...of 3．对……感到满意 be satisfied with 4．宁愿；宁可 would rather
12/78
3．(教材 P10)In 1973，he became the first agricultural pioneer in the world to grow rice that has a high output.
1973 年，他成为世界上第一位种植高产水稻的农业先锋。 [句式仿写] 莫言是中国第一个赢得让许多人梦寐以求 的诺贝尔文学奖的本土作家。 Mo Yan is the first Chinese native writer to win the Nobel Prize for Literature that most people dream of.
2014届高三英语大一轮复习讲义 教师用书 Book 2 Unit 4 Wildlife protection 新人教版
2014届高三英语人教版大一轮复习讲义教师用书 Book 2 Unit 4Wildlife protectionⅠ.联想记忆(根据提示写出相应的词汇以及相关短语)1．die_out 灭绝→die of/from 死于……→be dying to do sth.渴望做某事2．loss n．损失；丧失→at_a_loss迷惘3．hunt vt. & vi.打猎；搜寻→hunt_for a job 找工作4．relief n．(痛苦或忧虑的)减轻或解除→in_relief 如释重负；松了口气→to_one’s_relief 让某人感到宽慰的是……5．pay attention to 注意→arrest/draw one’s attention吸引某人的注意6．according_to按照；根据……所说→accordingly根据7．fierce adj.凶猛的；猛烈的→fierce_competition激烈的竞争8．harm vt. & n．→do_harm_to＝be harmful_to对……有害Ⅱ.构词记忆(根据提示写出相应的词汇及其派生词)1．protect vt.保护→protection n．保护→protective adj.保护性的2．threaten vt. & vi.恐吓；威胁→threat n．恐吓→threatening adj.威胁的3．respond vi.做出反应→response n．反应4．relief n．(痛苦或忧虑的)减轻或解除→relieve vt.减轻；解除5．mercy n．仁慈；怜悯→merciful adj.宽大的；仁慈的→merciless adj.残忍的6．appreciate vt.感激；鉴赏→appreciation n．感激；鉴赏7．succeed vi.成功；vt.继任→success n．成功→successful adj.成功的8．secure adj.安全的→insecure adj.不安全的→security n．安全9．harm n. & vt.损害；危害→harmful adj.有害的→harmless无害的Ⅲ.语境填词(根据提示用适当的单词或短语填空)1．Many wild_species(野生物种) are in_danger_of_dying_out(濒临灭绝)．2．According_to(按照) surveys, smoking is harmful because tobacco contains(包含) nicotine, which affects(影响) our health.3．Attention should be paid_to(注意) the employment(运用) of words, which is of great importance(重要性) for language learning.4．I hope the earth is a secure(安全的) place for both human beings and animals，where they can live in_peace(和平地) with each other and no harm(伤害) is done to each other.5．I really appreciate(感激) the help you offered me and I finally succeeded(成功) in getting the job.Ⅳ.语境记忆(背诵语段，记忆单元词汇)The loss and harm to the wildlife reserve affects the security of wildlife fiercely.Any merciful response is appreciated.To our relief，man has realized the importance of wildlife protection and has won great success.Ⅴ.课文原句背诵1．It_is_a_pity_that in the story nobody helped the dodo.遗憾的是，在这个故事里，没人帮助渡渡鸟。
高考英语 第4讲 Unit 4 Wildlifeprotection复习方案课件 新人教必修2、
laughter
it
ontaining
har
uccess
第4讲 │ 课前热身
7．The visiting president came to I our school yesterday. 8．He e his spare time in reading. 9．The amount of rain a the growth of crops. 10．You can't a English poetry unless you understand its rhythm.
第4讲 │ 美文佳句
Dear Sir or Madam，
第4讲 │ 课前热身
Ⅲ.完成句子 1．为了肚皮下面的羊毛，我们正在被杀戮。 We the wool beneath our stomachs. 2．因此注意每一个细节很重要。 So, . 3．没有人知道地球是什么时候形成的。 No one knows .
allowed
to hunt only a certain
number of
if they paid the farmer
put on
to protect his eyes from
单词点睛
第4讲 │ 单词点睛
[听38]
ห้องสมุดไป่ตู้
n．损失，丧失，遗失
lose vt.&vi. 输掉；失败；损失，失去 at a loss 不知所措；困惑 suffer losses 遭受损失 make up for a loss 弥补损失
are being killed for
it's important to pay attention to every detail
高中英语全程复习方略配套课件 必修2 Unit4《Wildlife Protection》
8. 用appreciate, thank填空 1）I would appreciate it if you could write me back at your early convenience. 2）Thank you very much for helping me with my English.
6. —Did he _____ to escape being punished by the police?
—No, he _____ to, but failed.
A. try; managed
B. succeed; tried
C. manage; tried
D. succeed; managed
2. Those who suffer from headache will find they get _____ from this medicine.
［2010山东，33］
A. relief
ቤተ መጻሕፍቲ ባይዱ
B. safety
C. defense D. shelter
【解析】选A。考查名词辨析。句意：那些头痛的人会发现 这种药物能使头痛缓解。 relief缓解，减轻，解除，符合句 意；safety安全，保险；defense防御，防护； shelter掩蔽， 保护。
1. On the Eve of the Spring Festival, we Chinese people like to play with fireworks, and the noise doesn’t _____ until after midnight.
高考英语总复习-第一部分-重点全程攻略-Unit-4-Wildlife-protection-市赛课
10．mercy (n.) 仁慈；宽恕；怜悯→merciful (adj.) 仁 慈的；宽容的
12/96
11．contain (vt.) 包含；容纳；容忍→container (n.) 容 器
11/96
6．respond (vi.) 回答；响应；做出反应→response (n.) 回答；反应
7．distant (adj.) 远的；远处的→distance (n.) 距离； 远方
8．relief (n.) (痛苦或忧虑的)减轻或解除；减轻痛苦的 事物→relieve (vt.) 使减轻；缓解
3/96
10.keep the balance of... 保持……平衡 11.be concerned about 关注；担心 12.cut_down 砍伐 13.live in harmony with... 与……和谐相处 14.run out of 用完；用尽 15.arouse people's awareness of environmental protection 提高人们的环保意识
4/96
佳句 1.There_is_no denying that it_is_human_beings_that led to the disapperance of the poor animals. 不能否认的是正是人类才导致了这些可怜的动物的消 失。 2.With_your_help,_we believe we can improve_the _living_environment of the animals soon, thus increasing its number.
高考英语一轮总复习 第一部分 重点全程攻略 Unit 4 Wildlife protection限时规范特训 新人教版必修2
Unit 4 Wildlife protectionⅠ.完形填空(建议用时22′)My daughter has been crazy about raising a pet for a long time.Last spring I bought two newly－hatched chickens for her. She got __1__and took good care of them. __2__， a few days later, both chickens died. She __3__ into tears because of their death. I helped her __4__ the two chickens under a tree behind our house. I thought it would be the __5__ of her idea.__6__， I was wrong. Children are children __7__. The failure hasn't __8__ my daughter in any way. She still tried to keep a small animal or even a snail.One day last winter, I __9__ under the eaves (屋檐) of the house a family of sparrows (麻雀). My daughter and I could __10__ the sparrows as our “pets”， but we didn't.So I told her to __11__ the grains on the windowsill (窗台). A few minutes later, the sparrows came to land on the windowsill __12__ and pecked (啄) at the rice. Suddenly my daughter asked me, “Mum, can we catch and __13__ the sparrows, and let them live with us in the room? How __14__ it is fo r them to live outside.”“Oh, my dear, I do not think it's a good __15__. You know，” I explained to her. “The sparrow is a bird who loves __16__. No one can keep them in a cage. If they are caught, they will __17__quickly. They are __18__ to living outside. Moreover, they have warm nest under the eaves.”From then on, we have set up a kind of relationship with the sparrow family. We feed them frequently and __19__ them as pet birds. However, we do not need to possess them. We __20__ seeing these little birds flying and jumping among branches, leaves and flowers in the spring morning.篇章导读：本文是一篇记叙文。
2014年高考人教版英语总复习课件2-4Wildlife protection
答案 2.loss
14．succeed; success; successful 15．employ; employer; employee 16．harm; harmful; harmless
Ⅱ.重点短语 1．die ________ 灭亡；逐渐消失 2．________ peace 和平地；和睦地；安详 地 3．________ danger (of) 在危险中；垂危 4．________ relief 如释重负；松了口气 5．burst ____ laughter 突然笑起来；大声 笑了出来 6 ． protect... ________ 保 护 „„ 不 受„„(危害)
7．pay attention ________ 注意 8．come ________ being 形成；产生 9．according ________ 按照；根据„„所 说 10．depend ________ 依靠 答案 1．out 2.in 3.in 4.in 5.into 6.from 7．to 8.into 9.to 10.on
3．contain vt.包含；容纳；克制(强烈的感 情等)；抑制 Some western countries are trying to contain the development of China. 有些西方国家在试图遏制中国的发展。
co n 意为“包含，含有，容纳，里面装 t 有”，指包含全部内容或数量，也 a 可指里面所包含的成分，不用于进 i 行时态，表示容纳时相当于hold。 n 包含，连„„在内；计入；算入； inc 包括，用于表示所包含事物中的一 l 部分，其后的宾语往往是主语的一
解析：contain 包含，含有。句意：这种水 果含有许多营养。 答案：A
(完整版)Unit4Wildlifeprotection知识点详解,推荐文档
Unit 4 Wildlife protection知识点详解Ⅰ. 常考单词必背1．decrease vi.&vt. 减少；(使)变小或变少They are making every effort to decrease the production cost.他们正尽力降低生产成本。
(1)decrease to... 减少到……decrease by... 减少了……(2)on the decrease 在减少中2．loss n. 损失；遗失；丧失He was at a loss for words.他不知该说些什么。
lose v. 失去；输掉，失败3. hunt vt.&vi.打猎；猎取；搜寻We've been hunting for the car keys for the last half hour.我们一直在找汽车钥匙。
hunt for sb/sth 寻找某人/物hunt down 追捕，缉拿4．respond vi. 回答；响应；做出反应He always responds to my questions without any patience.(1)respond to... 回应……；对……做出反应respond by doing sth 以某种方式回应(2)response n. 响应；回答5．relief n. (痛苦或忧虑的)减轻或解除；减轻痛苦的事物It was a relief to be able to talk to someone about it.能和别人谈谈这件事，感到舒心多了。
(1)in relief 如释重负；松了口气to one's relief 令人感到欣慰的是(2)relieve vt.减轻；缓解；消除relieved adj.宽慰的；不再忧虑的6．mercy n. 仁慈；宽恕；怜悯It's a mercy she wasn't seriously hurt.很幸运她伤得不重。