英文单词prove的用法是很广泛的，我们应该要知道它详细的汉语意思才能更好的避免误用。
这些动词均含有"证明，证实"之意。
prove 普通用词，指通过某种手段或方式提供证据以证实或证明某事物真实与否，某结论正确与否等情况。
certify 较正式用词，多指有签字盖章的、合符法律程序的书面证明。
demonstrate 指通过推理、辩论、实验或以实例来证明事物的正确与否。常用于理论、学说、定律等的证明上。
establish 指证实事实或理论的真实性与正确性，使其能长期存在或为人们所接受。
testify 较正式用词，既指出庭作证，提供证据，又指为某人或某事的是否真实提供证据或证明。
1. I have to prove myself as a respectable, balanced, person.
我必须证明自己是个正派、稳重的人。
2. If they prove ineffective they should be demoted or asked to retire.
如果事实证明他们已无力胜任，应该将他们降级或让他们退休。
3. There is the strong possibility that such cooperation will prove unworkable.
这种合作很有可能会行不通。
4. They must prove they own £250,000 of realisable assets.
他们必须证明拥有25万英镑的可变现财产。
5. The research should prove invaluable in the study of linguistics.
该调查研究在语言学研究领域的重要性应该会得到证实。
6. He had the nerve to ask me to prove who I was.
他竟敢要求我证明我自己的身份。
7. This season he's more determined than ever to prove the knockers wrong.
这个赛季他比以往任何时候都更坚决地想要证明那些批评者是错的。
8. His lack of experience may prove to be his undoing.
他缺乏经验可能会最终导致他的失败。
9. The new media are unlikely to prove qualitatively different from the old.
新媒体不可能与旧媒体有质的差别。
10. The results prove that regulation of the salmon farming industry is inadequate.
结果证明对鲑鱼饲养行业的管理不够完善。
11. It will be a heaven-sent opportunity to prove himself.
这将是他证明自己的天赐良机。
12. Good communication with people around you could prove difficult.
你可能会发现很难与周围的人进行有效的交流。
13. The issue is likely to prove a prickly one.
这个问题有可能很棘手。
14. That made me hopping mad and determined to prove him wrong.
那使我极为恼火，下决心要证明他是错的。
15. A few hours later he was to prove it.
几个小时之后他将证明这一点。
prove, certify, demonstrate, establish, testify