fail有失败;没做成某事;表现欠佳等意思，那么你知道fail的过去式是什么吗?下面小编为大家带来fail的过去式和用法例句，供大家参考学习!
fail的过去式及其他时态：
过去式: failed
过去分词: failed
现在分词: failing
fail的用法：
fail的用法1：fail的基本意思是“失败”,指在从事某项工作时未能达到预定的目的,常常强调做了,但是没有成功; 还可指由于某事未能在头脑里形成深刻的印象或其他原因而将某事“忘记”。fail引申可指“不足,短缺,缺乏”“衰退,衰弱”“破产”“辜负”等。
fail的用法2：fail可用作及物动词,也可用作不及物动词。用作及物动词时接名词、代词或动词不定式作宾语。
fail的用法3：fail在作“不能,不会,不成功”解时,其后只能搭用不定式短语或介词in。
fail的用法4：fail在作“亏损”“销蚀”解时可用于进行体,此时多指人的体质。
fail的用法5：fail是表示状态的及物动词,不能用于被动结构。
fail的用法6：fail是表示否定意义的动词,与否定词搭配即变成肯定句。例如:Don't fail to ring me up.一定要给我打电话。
fail的过去式例句：
1. Ever tried. Ever failed. No matter. Try Again. Fail again. Fail better.
努力过，失败过，没关系，屡战屡败，屡败屡战，每一次失败都比上一次更好。
2. Army officers plotted a failed attempt yesterday to seize power.
军官们昨天夺权未遂。
3. The ideas in the show's presentation were good, but failed in execution.
那场展览陈述的想法很好，但是没能实现。
4. He failed to keep a rendezvous after sensing a police trap.
他察觉到警方设了圈套以后就没有如约会面。
5. He tried to bluff his way through another test and failed it.
他试图再次在考试中蒙混过关，但却露馅了。
6. Spectacular changes have taken place at the top since the failed putsch.
政变失败后，高层出现了急剧的变化。
7. Officials failed to pass vital information to their superiors.
官员们没有将重要信息汇报给他们的上司。
8. The driver failed to negotiate a bend and ran into a tree.
司机没能顺利拐弯，撞到了树上。
9. They contend that the company failed to disclose material information.
他们坚持认为该公司并未透露实质性的信息。
10. The car failed to stop at an army checkpoint.
那辆车没有在军方检查站停车。
11. Despite its demonstrable speed and safety, the boat failed to become popular.
虽然其速度和安全性都可得到证明，但这种船还是不受欢迎。
12. Here in the hills, the light failed more quickly.
在山区这儿，天黑得更快。
13. Some of the food crops failed. However, the cotton did quite well.
有些粮食作物歉收。但棉花的收成仍相当不错。
14. He denied that he'd failed to keep a proper lookout that night.
他否认当晚守望不力。
15. The team failed to qualify for the African Nations Cup finals.
该队未能闯入非洲国家杯决赛。
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