一、重点单词检测
1. debate 辩论 2. environment 环境
3. decrease 减少 4. untreated 未经处理的
5. stomach 胃 6. ecological 生态的
7. establish 建立 8.destroy 破坏
9. conservation 保护 10. variety 各种各样 vary v.
11. equipment 设备 12. agriculture n.农业
13. measure 措施 14. organization n 组织
15.management 管理 16.economic adj.经济的
17.apparently 明显地 18. technician 技术员
19. forcefully 强有力地 20. beneficial 有益的
Practice
1. They made a clear statement (state) that nobody is to enter the lab without permission.
2. After a short inspection (inspect) of the ruins in Yushu County, Premier Wen Jiabao held a meeting immediately.
3. Unfortunately, the fire caused the destruction(destroy) of the books in his father’s study.
4. The expert told us that personal contact was beneficial (benefit) to the promotion of understanding.
5. When shopping, what is your regular practice concerning（concern）the terms of payment.
6. It’s reported that there is a 30% decrease (decrease) in the unemployment rate in that city.
7. Please remain seated (seat); the winner of the price will be announced soon.
8. This kind of animal lays (lay) its eggs in water.
二、重点短语：
1. be concerned about/ for 忧虑 2. be associated with 与.....有关
3. take action / measures.. 采取行动 4. focus on 集中， 关注
5. result from/ lead to/ arise from … 导致 6. wipe off 消除
7. in addition 另外 8. run out ( of) 用尽
9. rely/ depend on 依靠 10. be stocked with 储备有....
11. under way 在进行中 12. think of ….as 认为是
13. as / so long as 只要 14. be home to 为...所在地
15. With the development of agriculture and industry随着工农业的发展
三、知识点归纳：
1. debate n. vt.&vi. open the debate 自由辩论 beyond debate 毋庸辩论
1）After a long debate（经过长久的争论）, he was chosen captain of our school football.
2）The government is debating the education laws.（政府正在讨论教育法规）
debate with sb. about ath. 与某人讨论某事
考虑做....../ 是否做..... debate doing sth./ whether to do sth.
He is debating whether to (他正在考虑去....还是...)go for a walk or to visit a friend.
2. lay vt. & vi. 1）产卵，下蛋 2）铺设，摆放 3）安排，拟定
那个下了蛋的母鸡正躺在地上休息。
The hen which has laid an egg is lying on the grass, having a rest
A new railway has been laid (铺设了一条新的铁路)between Beijing and Tibet already.
The government has laid some laws (制定了一些制度)to decrease the loss the financial crisis has brought.
lay stress/emphasis on sth. 强调 lay the blame on 归咎于
lay sth. aside 搁置一边 一个下岗工人 a worker laid off
辨析:(写出下列三个动词的过去式和分词)
lay→laid →laid →laying （摆放）
lie→lay → lain →lying （躺，位于）
lie→lied → lied →lying （说谎）
用lay/lie的适当形式填空
①She laid the baby down gently on the bed.
②The little girl lying on the grass lied that she had laid the book on the table.
③The hens began laying/ to lay eggs in October.
④He laid his failure to his lack of experience.
3. approach vt. & vi. 临近， 靠近 n. approach
①With the approach of December 25. (随着12月25日的临近，…), people began to
jump into the Christmas rush.
②Sometimes we can use different approaches to the same problem.
不同的方法解决相同的问题。
③The best approach to learning English （学英语最好的方法）is to practice more.
辨析: approach/way/method/means
①He adopted a different approach to the problem.
②Driving a car is a popular means of transportation.
③There are various ways/ methods of payment.
④She had a strange way to make us happy in her class.
4. expand vt. & vi. 膨胀，扩大
① He is thinking of expending his business in South Africa.(扩展他的生意)
② Water expands when it freezes.水结冰时体积膨胀。
辨析： expand/enlarge/spread
①Metals expand when they are heated.
②I want to enlarge the lawn.
③Bad news spreads faster than good news.
5. appreciate vt. appreciation n. 欣赏 appreciative adj. 欣赏的，感激的
①His abilities are not fully appreciated by his employer.
他的能力得不到老板完全的赏识。
②You can’t appreciate Chinese poetry (你无法欣赏中文诗) if you don’t understand its rhythm and cultural background.
appreciate sth. /doing sth..= thank sb. for sth. ; 注意：appreciate it if……
我真地很感激你及时的帮助。
I really appreciate your timely help./ thank you for your timely help.
I will appreciate it if you will turn down the radio a little. 请你把音乐声调小点儿好吗？
6. raise vt.
raise a sunken ship onto the surface of the sea 将一艘沉船吊到海面上来
raise a child 抚养孩子 raise/ put forward a new question 提出一个新问题
raise some money for the quake relief 为地震灾区募捐
rise vi. rose risen rising
①He rose to welcome me gladly.(起身欢迎我)
②The smoke from our fire rose straight （升起）in the still air.
arise vt.&vi.(pt. arose pp. arisen ) 发生，出现 arise from(= result from )
①He raised his voice (他提高了噪音) to make himself heard.
②His voice rose with anger. 他的噪音由于生气而提高。
③The accident arose / result from his drunk driving.
7. decrease vt. 降低，（使）减少 反义词：increase
n. 减少，减少的数量
①The population of the village decrease by 120 to only 1124.
该村人口已减少120人，只剩下1124人。
②There has been a decrease in the annual birth rate in the past few years..
在过去几年，出生率下降了。
8. beneficial adj. n. benefit v. benefit
vt.&vi. 对……有益 benefit sth. 得益于……be nefit from
The plants benefited from the rain. = The rain benefit the plants.
n. for the benefit of sb. 为某人着想
be of benefit to...(= be beneficial to…)
这种饮食是否对你有很大益处？
Is this diet beneficial to you?
9. concern vt. n. concern adj. concerned prop. concerning
a concerned look 关切的表情 all the people concerned 所有相关人员
a book concerning the education of children (与孩子教育相关的)
The boy’s poor health concerns his parents.
be concerned with sth. / about ( for, over) sth. (与......有关/关心)
①I am not concerned with the matter any longer.(我不再与此事有关。)
②She felt quite concerned for/ over/ about (非常担心) her child’s safety.
用concern 适当形式填空。
1）The letter is chiefly concerned with export goods.
2）The news concerns/ is concerned with your brother.
3）He is concerned for her safety.
4）We read stories concerning visitors from other space.
5）As far as I am concerned (就我而言), you may do whatever you like.
10. prohibit vt. 禁止，阻止
禁止某人干某事 prohibit/ prevent/ stop/ keep.. sb. from doing sth.
We must take measures to prohibit the air from being polluted. (防止大气污染)
11. rely on 依赖，信任 近义词组：depend on rely/ depend on it that….
rely on sb. for sth/ to do sth. 依赖某人做某事
You can rely on it that he won’t let out the secret. 你可以放心，他不会泄露秘密的。
I rely on you to finish the task today. 我相信你今天能完成任务。
12. cut back on
①In a gesture to keep healthy, I had to cut back on smoking (少抽烟)
② With Father laid off, my family had to cut back on expense. (必须削减开支)。
四、重点句型
1. The world’s population has grown to more than six times what it was (1800年的人口)。
①Our new square is twice larger than/ as big as/ the size of the old one. (老广场的两倍大)。
②We have five times as many books as you. ( 比你多五倍的书)。
2. But I do agree that recycling may be the key to helping both sides.
Jimmy, do be more careful next time. （下次务必再细心些）。
3. My suggestion is that we (should) cut back on our production. （我们必须缩减生产规模）。
4. It’s apparent that (很显然) you are very concerned about the present situation of our environment.
课 堂 检 测
一、单项选择
1. Much to the couple’s comfort, their income is now double it was five years ago.
A. that B. than C. which D. what
2. The government has announced plans to cut back defense spending 10% next year.
A. upon; to B. on; by C. of; by D. for; to
3. -I’m still working on my project.
-Oh, you’ll miss the deadline. Time is .
A. running out B. going out C. giving out D. losing
4. His long absence from school our fears about his safety.
A. added B. improved C. raised D. attached
5. The experts is ________ the work finished last week.
A．assessing B．assuring C．assigning D．assembling
二、完成句子
1．我认为解决问题的关键是合作而不是争吵。
I think the key to solving the problem is to cooperate rather than quarrel.
2．解决与污染相关的所有难题，我们任重道远。
We still have a long way to go to solve all the problems concerning the pollution.
3．从证据来看，他显然是有罪的。
It’s obvious/ apparent he is guilty according to the evidence.
4．公园里严禁采花。
Picking the flowers in the park is prohibited/ forbidden.
5．This plan sounds a good idea, but remains to be seen (得拭目以待)whether it works.
6．没有赶上末班车，我们只好步行回家。
Not catching the last bus , we had to walk home.
7. 要是他明天不来怎么办？（what if）
What if he doesn’t come tomorrow?
8. 要是你能帮我解决这个技术问题，我将非常感谢。
I would appreciate it if you can help me to solve the technical problem.