Unit 2
1 In our class, most discussions and activities take place in assigned small groups. These groups provide a supportive and safe environment that promotes(促进) learning.
在我们班，大多数的讨论和活动都在指定的小组中进行。这些团体提供支持和安全的环境，促进学习。
2 It is the development strategy of the company to accelerate
its overseas expansion in order to take a slice of the world market.
为了在世界市场上分一杯羹，加快海外扩张是公司的发展战略。 3 Nearly six million people go to see the Mona Lisa every year,
attacted by the mystery (神秘)of her smile.When you’re not looking at her,she seems to be smiling; when you look at her, she stops.
每年有近六百万的人去看《蒙娜丽莎》，这是她微笑的神秘之处。当你不看她的时候，她似乎在微笑;你看着她，她就停了下来。 4 To live with a family whose native language is English is the
ideal way to further improve one's English and to gain insight(了解)intoits culture.
与母语是英语的一个家庭一起生活是最理想的方式进一步提高自己的英语和了解一起文化。
5 There is a real need to boost（提高）academic achievement in
schools and help with the development of a student's overall character.
确实有必要提高学校的学业成绩，帮助培养学生的整体素质。 6 Einstein said his scientific discoveries grew from his
imagination rather than from analysis（分析）reason and language
爱因斯坦说他的科学发现来自他的想象，而不是分析原因和语言 7 Being a single parent, there is no way to calculate （计算）
the time and energy she has devoted to her children for the past 10 years.
作为一个单亲家庭，她无法计算自己在过去10年里为孩子付出的时间和精力。
8 It is essential that you start by listening because oneof the
main barriers（障碍）teenagers and their parents face in forming positive relationships is that neither listens to the other.
从倾听开始是很重要的，因为青少年和他们的父母在建立积极关系时所面临的一个主要障碍是双方都不听对方的话。
9 We all know the dangers of an earthquake:the destruction
（破坏）to buildings, the troubles can be caused by falling trees, and the terror occurs when the earth actually opens
up.
我们都知道地震的危害:破坏建筑物,问题可能是由于树木倒下,恐怖活动发生在地球实际上打开了。
10 Not until recently have we realized that the increasing world
population may lead to a potential gloomy prospect （前景）for humanity:starvation.
直到最近，我们才意识到世界人口的增加可能会导致人类潜在的悲观前景:饥饿。 Unit 3
1 Ernest Hemingway's keen insight into his society, ardent love
for people and perceptive abilities helped him to form his own peculiar（独特的）characteristic of writing. 海明威对社会的敏锐洞察、对人的热爱和敏锐的洞察力，使他形成了自己独特的写作风格。
2 The project is on the point of collapse, and unless something
very radical（激进的）is done to repair the damage there will be no hope for the project.
这个项目正处于崩溃的边缘，除非采取非常激进的措施来修复破坏，否则这个项目就没有希望了。
3 It's not unusual for teenagers to go through a(n) phase（阶
段）when they feel ashamed of their parents, afraid that
they might not live up to their friends’ standards. 对于青少年来说，当他们为自己的父母感到羞愧，担心自己可能达不到朋友的标准时，他们经历这样的阶段并不罕见。
4 It is sensible（明智的）for every family to make earthquake
emergency plans and know how to leave the area during the chaos following an earthquake.
这是明智的，每一个家庭都有理由制定地震应急计划，并且知道如何在地震后的混乱中离开该地区。
5 Economists are interested in all the factors that can help
to predict （预测）the extent to which a price change will affect supply and demand in the market.
经济学家们对所有能够帮助预测价格变化对市场供需影响程度的因素都很感兴趣。
6 Starting Monday, all foods labeled（标签）“organic” must
be up to the strict national standards that the government decided to put into effect now.
从周一开始，所有标有“有机”食品的食品必须符合政府决定实施的严格的国家标准。
7 There is more to a woman than her looks,so I resent（讨厌）
the fact that after a woman grows old and loses her looks people stop paying attention to her.
女人不只是外表，我讨厌女人老了，失去了容貌，人们就不再注
意她了。
8 Apart from technological development, the 20th century
witnessed（见证了）enormous worldwide political,economic and cultural transformation.
除了技术发展，20世纪见证了世界范围内的政治、经济和文化的巨大变革。
9 Unlike the practice in China, if you’re at a hotel restaurant
in the United States, expect a 15-20 percent service charge or add the equivalent（等效）amount yourself.
与中国的做法不同，如果你在美国的一家酒店餐厅就餐，你可以要求15- 20%的服务费，或者自己加等量的服务费。
10 The change in smoking habits parallels（一致的）a change in
the incidence of lung cancer. The more people smoke, the more chances of occurrence for lung cancer.
吸烟习惯的变化与肺癌发病率的变化是一致的。吸烟的人越多，患肺癌的几率就越大。 Unit 4
1 When the police caught up with him, Mr.Foster had to confess
（承认）that he’d broken the speed limit. 当警察追上他时，福斯特先生不得不承认他超速了。