：重点词组
1. a big headache令人头痛的事情
2. a fraction of 一部分
3. a matter of concern 焦点
4. a series of 一系列,一连串above all 首先,尤其是
5. absent from不在,缺席
6. abundant in富于
7. account for 解释
8. accuse sb. of sth.控告
9. add to增加(add up to)
10. after all 毕竟,究竟
11. agree with同意
12. ahead of time / schedule提前
13. ahead of 在...之前(ahead of time 提前)
14. alien to与...相反
15. all at once 突然,同时
16. all but 几乎;除了...都
17. all of a sudden 突然
18. all over again 再一次,重新
19. all over 遍及
20. all right 令人满意的;可以
21. all the same 仍然,照样的
22. all the time 一直,始终
23. angry with sb. at/about sth.生气,愤怒
24. anxious about/for忧虑,担心
25. anything but 根本不
26. apart from 除...外(有/无)
27. appeal to 吸引，申诉，请求
28. applicable to适用于
29. apply to适用
30. appropriate for/to适当,合适
31. approximate to近似,接近
32. apt at聪明,善于
33. apt to易于
34. around the clock夜以继日
35. as a matter of fact 实际上
36. as a result(of) 因此,由于
37. as a rule 通常,照例
38. as far as ...be concerned 就...而言
39. as far as 远至,到...程度
40. as follows 如下
41. as for 至于,关于
42. as good as 和...几乎一样
43. as if 好像,防腐
44. as regards 关于,至于
45. as to 至于,关于
46. as usual 像平常一样,照例
47. as well as 除...外(也),即...又
48. as well 同样,也,还
49. ashamed of羞愧,害臊
50. aside from 除...外(还有)
：句子语法1. For example, adolescent boys are more likely to buy computer games than any
other group, so it makes sense to make computer game ads that appeal to this group.
【句式翻译】例如，进入青春期的男孩子就可能比任何其他人群更愿意购买电脑游戏，因此，针对这个目标群体制作有吸引力的电脑游戏广告是有意义的。
【句式分析】本句是一个含有so引导的结果状语从句的复合句，同时又含有一
个than引导的比较状语从句。
【词语点拨】1)likely adj. 可能的;常用于句型：sb/sth be likely to do= it is likely that 可能做
Hes very likely to send me an email tonight.
=Its very likely that hell send me an email tonight.
很可能他今晚会给我发电子邮件。
The company is likely to set up a branch in our city. =Its likely that the company will set up a branch in our city.
这个公司可能要在我们的城市建立分公司。
2) make sense 有意义;讲得通;make sense of 理解
I cant follow these instructions -- they dont make sense.
我不理解这些指示--根本讲不通嘛。
We read the sentence through, but could not make sense of it.
我们我们把句子一遍, 但不明白它说些什么。
3) appeal to吸引;appeal to sb. for sth/appeal to sb. to do sth 呼吁某人干某事;求助于
Blue and red appeal to me, but I dont like gray or yellow.
我喜欢蓝色和红色, 而不喜欢灰色或黄色。
Jack sincerely appealed to his friends to support him.
杰克真切地向朋友请求支持。
We can appeal to the website for the information we need.
我们可以在网上查找我们需要的信息。
【语法点拨】本句中的 than any other，意为比其他任何一个，所谈
论的对象在比较的范围之内;若不在范围之内，则不用 other。如：
China is larger than any other country in Asia.
中国比亚洲任何别的国家都大。
China is larger than any country in Africa.
中国比非洲的任何国家都大。
2. The more exposed young people are to financial issues, and the younger they become aware of them, the more likely they are to become responsible, forward-planning adults who manage their finances confidently and effectively.
【句式翻译】年轻人越接触经济问题，他们就能越早地了解这些问题，他们就更有可能成为有责任感的、早作打算的成年人，能够有信心地、有效地管理自己的经济问题。
【句式分析】本句含有the+比较级，the+比较级的句式，同时又含有一个who引导的限制性定语从句，修饰先行词adults。
【词语点拨】1) expose vt.揭露;使暴露;be exposed to暴露于;接触
We must expose this shameful activity to the newspapers.
我们一定要向报社揭露这一无耻行径。
We should allow children to be exposed to new ideas.
我们应当让孩子们接触新思想。
2)manage v.应付，设法对付;管理;能解决;manage to do设法做成
We need people who are good at managing.
我们需要擅长管理的人。
He managed to send the tourists to the airport in time.
他设法把游客及时送到机场。
Small sailboats can easily turn over in the water if they are not managed carefully.
如果掌控小帆船不够小心，它们在水中就容易翻。
【语法点拨】the+比较级，the+比较级，表示越越。如：
The more we get together, the happier well be.
我们越是多聚会, 我们越快乐。
The longer she worked at it, the more enthusiastic she became.
她越干越来劲。
3. She found that kids praised for trying hard did better on testes and were more likely to take on difficult assignments than those praised for being smart.
【句式翻译】她发现因为努力被表扬的孩子比因为聪明被表扬的孩子在考试中表现得更好，更愿意承担困难的任务。
【句式分析】本句含有一个than引导的比较状语从句。
【词语点拨】take on 承担;呈现
He is always ready to take on heavy responsibilities.
他一向乐于挑重担。
The chameleon can take on the colour of its background.
变色龙可呈现出与其背景相同的颜色。
【语法点拨】当我们要对两个人或物进行比较时，就采用比较级，比较级的构成：形容词或副词的比较级+than+比较成分，意思是：更些或较。Deeds are better than words when people are in need of help.
当别人需要帮助时，行动胜于语言。
In a word, practice is far more important than book knowledge.
一句话，实践远比书本知识重要。
4. Perhaps more importantly, the better you are at managing the time you devote to your studies, the more time you will have to spend on your outside interests.
【句式翻译】也许更重要的是，你越善于管理你的学习时间，你就会有更多的时间用在你课外的兴趣上。
【句式分析】本句含有the+比较级，the+比较级的句式，同时含有两个非限制性定语从句，分别修饰先行词the time和the more time。
【词语点拨】1) devote vt.献身;专心于;常接time/money/energy/life/oneself作宾语，构成短语be devoted to=devote oneself to献身于，致力于;to为介词，后面接名词、代词或者动名词。
Lang Lang devoted a lot of time to playing the piano even when he was a little child. 郎朗小时候就把很多时间都用来弹钢琴。
After her marriage, the singer couldnt devote herself totally to her music. 结婚之后这个歌手无法全力倾注于音乐。
2)spend some money/ time on sth=spend some money/time (in) doing sth表示花费(时间、金钱等)做某事，其中的介词in可以省略。
Every day, most of the students in this school spend three hours on their homework. 这所学校大多数学生每天花三个小时做家庭作业。
It is bad for children to spend a lot of time playing computer games. 用很多时间玩电脑游戏对孩子是有害的。
【语法点拨】the+比较级，the+比较级，表示越越，具体用法参见第2句。
5. He worked there through his school and university years until 1942, a year after he had gained a Masters degree at university in chemistry.
【句式翻译】他读中学和大学的那段时间都在那里工作，一直到1942年，也就是他在大学里获得化学硕士学位后的那一年。
【句式分析】本句含有一个after引导的时间状语从句，从句中运用了过去完成时态。
【词语点拨】gain vt.(经过努力)获得，取得
We gain knowledge by practicing again and again.
我们从反复训练中获取知识。
They realized that passing the exam was no longer enough to gain a place at university.
他们认识到仅仅通过这个考试，并不能确保在大学获得一席之位。
【语法点拨】过去完成时的构成：had done，表示过去某一时间或动作以前已经发生或完成了的动作。它表示动作发生的时间是过去的过去。表示过去某一时间可用by, before, after等构成的短语，也可用when, before等引导的从句或通过上下文表示。如：
His eyes shone brightly when he finally received the gift he had long expected.
当她终于收到她盼望已久的礼物时，她兴奋得两眼闪光。
By the time he was twelve, Edison had begun to make a living by himself.
12岁时，爱迪生就开始自己谋生。
6. By the end of the century, we will have discovered other places in our solar system suitable for living and we will have discovered ways to go further into space. 【句式翻译】到本世纪末，我们将会在太阳系中发现其他适合人类居住的星球，并将发现进行更远空间探索的方法。
【句式分析】本句是由并列连词and连接的复合句，句中运用了将来完成时态。
【词语点拨】suitable adj.合适的，适当的;构成短语：be suitable for适合
They dont think this article is suitable for publication.
他们认为这篇文章不宜发表。
John wanted to change over to a more suitable job.
约翰想换一个更加适合的工作。
【语法点拨】将来完成时的构成：will/shall have done，表示到将来某一时间为止已经完成的动作。常与by + 将来时间，before+将来时间和by the time 引导的表示将来时间的从句连用。如：
He will have finished writing his novel by the end of next year.
到明年年底他就会写完他的小说了。
When we get there，shell have gone to work.
我们到那里时她会已上班去了。
7. In todays world, winners are celebrated and treated as heroes, but if doping and gene-therapy continue to affect the outcomes of major sporting events, the word hero will have lost all meaning.
【句式翻译】在当今世界，人们祝贺获胜者，并把他们看作英雄，但如果服用兴奋剂和基因治疗继续影响着主要体育项目的成绩的话，英雄就失去了它的全部意义。
【句式分析】本句是由并列连词but连接的复合句，第二个分句运用了将来完成时，同时，包含有一个if引导的条件状语从句。
【词语点拨】1) celebrate vt.庆祝
The whole city celebrated the New Year with fireworks.
全城放焰火来庆祝新年。
2) affect vt.影响，感动
I told him firmly that his opinion will not affect my decision.
我坚定的告诉他，他的观点不会影响我的决定。
The audience present was deeply affected by his speech.
在场的听众都被他的演讲深深地打动了。
【语法点拨】将来完成时, 具体用法参见第6句。
8. One of the earliest epidemics on record happened about 500-550 AD when the Roman emperor at the time was attempting to rebuild the Roman Empire.
【句式翻译】历史上有记载的最早的传染病之一发生在公元500-550年，当时的罗马皇帝正在试图重建罗马帝国。
【句式分析】本句包含一个when引导的限制性定语从句，从句中运用了过去进行时。
【词语点拨】attempt v. n.尝试，试图
William attempted to find the solution to the problem.
威廉试图找到问题的解决办法。
He was nearly drowned in the attempt to swim across.
他在试图游到对岸去时差一点被淹死。
【语法点拨】过去进行时的构成：was/were doing，表示过去某个时间正在进行的动作。常用的时间状语有this morning, the whole morning, from nine to ten last evening, when, while等。如：
What was he writing all day last Sunday
上周日他一整天都在写什么
My brother fell while he was riding his bicycle and hurt himself.
我哥哥骑自行车的时候从车上摔下来受伤了。
9. The last few years have seen environmental disasters on a grand scale, and experts are predicting far worse to come.
【句式翻译】最近的几年里，人们见证了大规模的环境灾难，专家们预测更为严重的灾难即将发生。
【句式分析】本句是由并列连词and连接的复合句，第一个分句运用了现在完成时。
【词语点拨】on a grand scale大规模地，大张旗鼓地
We should popularize science on a grand scale.
我们应该大规模普及科学。
【语法点拨】现在完成时的构成：has/have done，常表示某一动作或状态发生在过去，对现在有影响，也可表示持续到现在的动作或状态。常用的时间状语：for或since引导的时间状语及before, until now, up till now, so far, up to the moment, in the last few years等。如：
We have booked a room for today and tomorrow.
我们已经预订了今天和明天的房间。
The house has been empty for ages.
这幢房子已经空了相当长时间了。(现在仍空着)
10. In the last few decades, scientists have reached consensus and reported that human beings are causing changes in the Earths climate -- something previously seen as beyond our control.
【句式翻译】最近几十年，科学家们达成共识并报道说，人类正在引起地球的气候变化而这在以前看来是我们不能控制的。
【句式分析】本句是复合句，含有一个that引导的宾语从句，主句中运用了现在完成时。
【词语点拨】1) reach (a) consensus 达成共识，达成一致意见
It is very difficult for them to reach a consensus on this issue.
他们在这个问题上很难取得一致意见。
2) beyond prep. 超过;越过;在较远的一边
The delay was caused by heavy weather and was beyond our control.
延迟是由恶劣天气造成的，我们无法控制。
The beauty of the scene was beyond compare.
景色之美无与伦比。
Linda always wondered what was beyond the horizon.
琳达总是纳闷着地平线的那一边是什么。
【语法点拨】现在完成时，具体用法参见第10句。
