45.因特网 the Internet (一定要由冠词，字母I 大写)

44.宝贵的自然资源 valuable natural resources

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

42. 满足需求 satisfy/ meet the needs of…

41.不可推卸的义务 unshakable duty

40. 应当承认 Admittedly,

39.致力于/ 投身于 be committed / devoted to…

37.无可非议 blameless / beyond reproach

36.综合素质 comprehensive quality

35.打下坚实的基础 lay a solid foundation for…