2. 综合素质comprehensive quality
3. 致力于/ 投身于be committed / devoted to…
4. 应当承认Admittedly,
5. 不可推卸的义务unshakable duty
6. 满足需求satisfy / meet the needs of...
7. 可靠的信息源a reliable source of information
8. 宝贵的自然资源valuable natural resources
9. 因特网the Internet (一定要有冠词，字母I 大写)
10. 方便快捷 convenient and efficient
11. 在人类生活的方方面面in all aspects /rounds of human life
12. 环保的材料environmentally friendly materials
13. 社会进步的体现a symbol of society progress
14. 大大方便了人们的生活Sth has greatly facilitated people's lives.
15. 对这一问题持有不同态度hold different attitudes towards this issue