Key to Exercises of College English Book 2
Unit 1
★ Text A
Vocabulary
I.
1) To use the machine, first insert the correct cions,then select the drink you want and button.
      使用这台机器,首先插入正确的硬币,然后选择你想喝和按钮; 
2)Professor Smith translated not only from the French but also, on occasion ,from the Polish.
  史密斯教授翻译不仅从法国也,有时,来自波兰; 
3)Food chemists will investigate the health food on sale to see if it really dose give the benefits claimed.
食品化学家将调查在销售保健食品是否真的剂量给人的利益;
4)In retrospect,it was the wrong time to open anew data processing center in this city.
回想起来,那是打开新的数据处理中心在这个城市,错误的时间;
5) My initial reaction to the news was relief,but as I thought more about it I began to feel angry.
听到这个消息我最初的反应是救济,但我想一下我开始感到愤怒;
6)A full understanding of mathematics is sufficient to explain a wide variety of natural phenomena.
一个全对数学的理解是足以解释各种各样的自然现象;
7)Make sure the label is firmly attached to the parcel before you mail it.
确保标签牢牢地贴在包裹邮寄前;
3d综合版
8)Make boyfriend bought me dinner to make up for being late the say before.
做男朋友给我买晚餐要迟到了说之前;
9)The committee is awaiting a decision from the head office before it takes any action
该委员会是在等待总部的决定所采取的任何行动之前
10)The little girl did not seem to be in the least frightened if being left by herself in the house.
小女孩似乎不在最害怕如果自己被留在家里;
11)The WTO is intended to promote trade among its member states.
在WTO的目的是促进其成员国之间的贸易;
12)When the moon emerged from behind the clouds I made out a figure moving in the distance.
当月亮从云层后面出现我开出了人物移动的距离;
2. 1 There is a striking contrast between the standards of living in the north of the country and the south.
  2 Natural fiber is said to be superior to synthetic fiber.
  3 The city’s importance as a financial center has evolved slowly.
  4 His nationality is not relevant to whether he is a good lawyer.
  5 The poems by a little-known sixteenth-century Italian poet have found their way into some English magazines.
3. 1 be picked up, can’t accomplish, am exaggerating
  2 somewhat, performance, have neglected, they apply to
  3 assist, On the other hand, are valid, a superior
II.
1. 1 continual  2 continuous  3 continual  4 continuous
2. 1 principal  2 principal    3 principle  4 principles  5 principal
III.
1. themselves    2. himself/herself    3. herself/by herself/on her own    4. itself   
5. ourselves      6. yourself/ by yourself/on your own
Comprehensive Exercise
I. Cloze
1. 1 contrast      2 exaggerating  3 priority      4 on the other hand    5 promoting
  6 pick up      7 assist          8 accomplish      9 on occasion    10 neglecting
  11 worthwhile  12 superior
2. 1 end          2 perform      3 facing      4 competent      5 equipped 
6 designed      7 approach      8 rest        9 definitely      10 quality
II. Translation
1.1 It takes an enormous amount of courage to make a departure from the tradition.
2 Tom used to be very shy, but this time he was bold enough to give a performance in front of a large audience.
3 Many educators think it desirable to foster the creative spirit in the child at an early age.
4 Assuming that this painting really is a masterpiece, do you think it’s worthwhile to buy/purchase it
5 If the data is statistically valid, it will throw light on the problem we are investigating.
2.      To improve our English, it is critical to do more reading, writing, listening and speaking.
Besides, learning by heart as many well-written essays as possible is also very important. Without an enormous store of good English writing in your head you cannot express yourself freely in English. It is also helpful to summarize our experience as we go along, for in so doing, we can figure out which way of learning is more effective and will produce the most desirable result. As long as we keep working hard on it, we will in due course accomplish the task of mastering English.
★ Text B
Comprehension check: c c d a c b
Language Practice
1.g h e c f a b d
2.1 adopt 2 account 3 from your point of view 4 ended up  5 furthermore  6 fund   7 annual   8 keeping track of    9 pace   10 intends
11 perspective   12 devise
Unit 2
★ Text A
Vocabulary
I. 1. 1 abrupt      2 emotional    3 bless    4 wear and tear    5 dated
  6consequences  7seemingly  8 in contrast to  9 Curiosity  10 genuine  11 primarily  12 sentiments
2. 1 When you are confronted with more than one problem, try to solve the easiest one first.
2 Water is vital to the existence of all forms of life.
3 There is still some confusion among the students about what to do after class to follow up on the subject.
4 As a person of simple living habits, he needs nothing more than a job and an apartment to be happy.
5 It tickled him to think that she’d come to as his advice.