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41.不可推卸的义务 unshakable duty

42. 满足需求 satisfy/ meet the needs of…

43.可靠的信息源 a reliable source of information

44.宝贵的自然资源 valuable natural resources

45.因特网 the Internet (一定要由冠词，字母I 大写)

46.方便快捷 convenient and efficient

47.在人类生活的方方面面 in all aspects of human life

48.环保(的) environmental protection / environmentally friendly

49.社会进步的体现 a symbol of society progress

50.科技的飞速更新 the ever-accelerated updating of science and technology

51.对这一问题持有不同态度 hold different attitudes towards this issue

52.支持前/后种观点的人 people / those in fovor of the former/ latteropinion

53.有/ 提供如下理由/ 证据 have/ provide the following reasons/ evidence

54.在一定程度上 to some extent/ degree / in some way

55. 理论和实践相结合 integrate theory with practice

56. …必然趋势 an irresistible trend of…

57.日益激烈的社会竞争 the increasingly fierce social competition

58.眼前利益 immediate interest/ short-term interest

59.长远利益. interest in the long run

60.…有其自身的优缺点 … has its merits and demerits/ advantages and disadvantages