1Lead-in1. human beings 2. powered 3. greenhouse 4. far away 5. make a difference 6. breathe in 7. decreasing performance 8. four inches high 9. campaign 10. Encourage4greenhouse residence communicate wired humming message sensitivity indicator 5、1. d 2. a 3. b 4. e 5. c 1. tone threatening 2. sensitivity smell 3. affected climate 4. tap resources 5. concerns environment6、1. subtle 2. were overtaken 3. species 4. decades 5. boundaries 6. audio 7. directly 8. focus 9. tone 10. Cupped7、1. at that rate 2. For the sake of 3. come to 4. by hand 5. vice versa8、1. 年轻人有时会抱怨无法和父母沟通。
(communicate with) Answer: Young people sometimes complain of being unable to communicate with their parents. 2. 能在中国云南的一个苗家村落住下来一直是玛丽长久以来的梦想，现在她终于梦想成真了。
(to take up residence) Answer: It has been Mary’s long cherished dream to take up residence in a Miao village in Yunnan, China. Now her dream has finally come true. 3. 家养的动物习惯于依赖人，因此很难能在野外活下来。
(survive) Answer: Domestic animals are used to depending on humans, so it is difficult for them to survive in the wild. 4. 他突然有种恐惧感，觉得自己会因为经济不景气而被公司裁员。
(overtake) Answer: He was suddenly overtaken by a fear that he would be laid off by the company because of depression. 5. 我估计公交路线上堵车了，因为我都等了30分钟也没见一辆车开过去。
(figure) Answer: I figure that there is a traffic jam on the route of the bus, for I’ve waited for 30 minutes without seeing one passing by.15、Read and translate 4. Translate the following sentences into English. 1. 十年前，当公司还处在生产的鼎盛时期时，我们就决定投资新技术，将公司转型为技术密集型企业。
由于拥有先进技术，我们在激烈动荡的市场竞争中脱颖而出。
现在我们的成本下降了百分之三十，销售业绩却上涨了三分之二，利润翻了一番。
Answer: Ten years ago, when our company was at the height of its production, we decided to invest in new technologies, so as to turn our company into a technology-intensive one. With our advanced technologies, we out-competed all our competitors in the rough and tumble of the marketplace. Now we have reduced the cost by 30 percent, even as / while our sales have grown by two-thirds and the earnings have doubled.2. 我们将可持续性定义为保持企业盈利，但不以环境为代价。
从商业的角度看，这合理吗？事实上，在追求可持续发展目标的过程中，我们的收益已经超过了所有的投资和开支。
可持续发展的推进起到了如此重要的作用，帮助我们撑过了史上最深重的经济衰退。
Answer: We define sustainability as keeping a business profitable, but not at the expense of the environment. Does this make good business sense? Actually, what we get has more than offset all the investments and expenses incurred in pursuit of the goal of sustainable development. The boost of sustainability made such a difference that it helped us survive the deepest recession in the history.2Lead-in1. invitations 2. around the world 3. reach 4. institution 5. specially appointed experts 6. vote 7. diploma 8. medal 9. is followed by 10. Including2、1. Pauline’s surprise to Einstein with his new baby sister, and Einstein’s response.2. Einstein’s recall of the compass.3. Maja’s recall of the card house built by her brother, and Einstein’s interpretation of his patience and determination to keep at things longer.4、1. compass 2. inspiration 3. curious 4. persistent 5. stimulated 6. inspired 7. genius 8. Complex5. . The spokesman was merely given a condense version of the document, so he didn’t know much about the details. (condensed) 2. Stout’s curious in science was sparked by the fascinating stories about Nobel Prize winners. (curiosity) 3. When there is too much smoke in the room, the devise would automatically turn on the alarming system. (device) 4. Anyone without patience and persistent is unlikely to make a good researcher. (persistence) 5. There is convinced evidence that stress is partly responsible for his failing health. (convincing)6. 1. fundamental 2. ultimate 3. sparked 4. apparently 5. patience 6. curiosity7. convince8. detail9. responses 10. (has) stirred7. 1. fooled ... into 2. came upon 3. join in 4. come up with 5. up to8.1. 记者敦促发言人就此次军事打击作出解释。
(press for) Answer: Reporters pressed the spokesman for an explanation of the military attack. 2. 他的竞选演讲未能使选民相信他就是参议员的合适人选。
(convince) Answer: His election speech failed to convince the voters that he was the right person for the Senate seat. 3. 尽管我承认有问题存在，但我并不认为这些问题不能解决。
(while) Answer: While I admit that there are problems, I don’t agree that they cannot be solved. 4. 他在电视上的第一次辩论给观众留下了深刻的印象。
(impression) Answer: His first debate on TV made a deep impression on his audience. 5. 一切事物都是互相联系又互相作用的。
(interact with) Answer: All things are interrelated and interact with each other.14. 30 open new windows make new discoveries 31 forefront of the arena leading position of the field 32 molecular dances molecular movements 32 a wealth of experiences a large amount of experience 33 sailed to the top of his class reached the top of his class 47 under his belt in his possession16. 1. 这位年轻的埃及男孩在一些化学项目中积累了丰富的经验。