什么。
34. We had better move forward, for it will not do us any good to dwell on the past.
我们已经更好地向前发展，沉湎于过去对我们没有好处。
35. They took emergency step to protect themselves from the dreaded disease.
他们采取紧急措施来保护自己从这一可怕的疾病。
36. The spending cuts made it impossible to fill the posts left vacant by retired teachers.
削减开支，不可能使退休老师填补有关职位留下的空缺。
37. Can you list a few problems likely to confront the human race in the next few decades?
你能列出人类在未来几十年可能面临的问题吗？
38. More than $10million in research costs has been lost on an abandoned nuclear safety program.
超过1000万美元的研究费用，在一个废弃的核安全程序丢失。 39. They will give presentations on those aspects of engineering that are having an impact on the development of military equipment. 他们的那些方面的演讲，将对工程有军事装备的发展产生影响。 40. They get on to the airfield that night and started to place their bombs, but as the aircraft were widely dispersed , this took time in the dark.
他们那天晚上到机场，并开始放置炸弹，但由于飞机很分散，这需要时间。
41. Disposable income is steady and consumption has barely fallen, though people have become more cautious about buying luxuries. 即使人们已经更加谨慎的购买奢侈品。
42. The new project designed to create more jobs for the laid-off has been launched quietly and without fuss.
设计创造的下岗更工作新的项目已经启动，静静的，不必大惊小怪。 43. His views have been clearly expressed in numerous speeches and newspaper articles.
在多次讲话和报刊文章中，他的观点已经明确表示。
44. There is no real evidence to suggest high-protein diets improve our performance at school.
没有真正的证据表明高蛋白的饮食提高了我们在校成绩。
45. The majority of reported incidents on the football field concerned bad language and unsportsmanlike conduct.
大多数都在报道在足球场上的不良语言和不光明正大的行为的事件。 46. Susan is never known to be tempted to follow fashions, however attractive they may seem.
苏珊从不知道她会被时尚所诱惑，然而似乎他们很有吸引力。 47. The ability to sing and dance has become increasingly important in the entertainment industry nowadays, and there are few actors who don’t possess some musical and dance skills.
唱歌和跳舞的能力已经在娱乐业变得越来越重要，很少有演员不具备一定的音乐和舞蹈的技巧。
48. Our firm can help you devise a scheme to meet your needs in the most cost-effective way.
我们公司可以帮助你制定一个计划，以最具成本效益的方式满足您的需求。
49. During the talks both sides agreed to explore possible areas of co-operation.
在这次会谈中双方都同意探讨可能合作的领域。 50. Mary sat on the edge of her chair and looked about with uneasy glances like a trapped animal.
玛丽坐在她的椅子的边缘上，不安的眼神看起来像一个被困的动物。 51. Edward had done extremely well in the entrance examinations, which convinced his father that he was worthy of financial support.
爱德华做了非常出色应聘考试，说服了他的父亲，他是值得资金支持。 52. The nests are intricate structures beautifully woven by the male birds to attract females.
鸟巢复杂的结构，精美的编织，来帮助公鸟来吸引母鸟。 53. A verbal agreement is not as binding as a written contract. 口头协议是不具有约束力的书面合同。
54. In February, after a exhausting series of tests, the doctor told us my father was nearing the end of his life.
二月，一系列折磨人的测试后，医生告诉我我父亲接近他生命的结束。 55. In addition to tax cuts, the government is also expected to make it easier for foreign investors to take profits out of the country. 除了减税，政府预计也使外国投资者更容易获得利润。
56. Ann was flattered when she was chosen to speak at the graduation ceremony, but at the same time she was pretty scared.
安感到受宠若惊当她被选在毕业典礼上发言，但在同一时间，她很害怕。
57. Irene was evidently a heavy smoker, for the first two fingers of her right hand were stained with nicotine.
艾琳显然是个烟鬼，右手的两只手指沾满尼古丁。 58. At what point in his or her career should a singer decide to quit the stage and concert platform?
一个歌手应该在职业生涯的什么时候决定退出舞台和音乐会的平台呢？
59. Reluctant to miss the lecture on Sunday, I had to cut short the visit and came back on Saturday.
不愿意错过星期日的演讲，我缩短访问在星期六回来。