prevent的过去式和用法例句

　　prevent做动词有预防;防止，阻止;挡住等意思，那么你知道prevent的过去式是什么吗?下面学习啦小编为大家带来prevent的过去式和用法例句，欢迎大家学习!

　　prevent的过去式和其他时态：

　　过去式: prevented

　　过去分词: prevented

　　现在分词: preventing

　　prevent的用法：

　　prevent的用法1：prevent的基本意思是“止”,可表示“阻止”(某计划或意图)、“防止”(已有兆头的险事、恶事)、“制止”(某人做某事)等,强调做好预先的防备或准备,含有“阻止成功”的意味。

　　prevent的用法2：prevent主要用作及物动词,可接名词、代词或动名词作宾语,不接不定式作宾语。用作prevent宾语的动名词前常有物主代词或者名词,人称代词宾格表示其逻辑主体。prevent可用于被动结构。prevent偶尔也可用作不及物动词。

　　prevent的用法3：表示“阻止做某事”,可用prevent sb/sb's v -ing,也可用prevent sb from v -ing,这几种用法在意义上没有明显的区别。

　　prevent的过去式例句：

　　1. Their religious convictions prevented them from taking up arms.

　　由于宗教信仰的原因，他们不会拿起武器进行反抗。

　　2. The rioters were prevented from venting their anger on the police.

　　闹事者向警察发泄怒气的企图没有得逞。

　　3. The club's constitution prevented women from becoming full members.

　　这个俱乐部的章程不允许女性成为正式会员。

　　4. Crowds of youths prevented the fire service from dealing with the blaze.

　　成群结队的小青年阻拦消防部门灭火。

　　5. Its nationals may be prevented from leaving the country.

　　其国民可能会被禁止出境。

　　6. It should have prevented rain water warping the door trim.

　　这原本应当能够防止雨水把门的饰边弄翘的。

　　7. Flu prevented her from attending her daughter's confirmation.

　　流感使她没能参加女儿的坚振礼。

　　8. Early warnings of rising water levels prevented another major catastrophe.

　　提前发出的洪水水位上涨警报防止了又一次的重大灾害。

　　9. The rain prevented them from eating outdoors.

　　雨天使他们无法户外用餐。

　　10. The accident could have been prevented.

　　这次事故本来是可以防止的。

　　11. A nasty incident was prevented by the timely arrival of the police.

　　警察的及时到来阻止了一次严重事故。

　　12. The decay of the meat could have been prevented by proper refrigeration.

　　如果经过适当的冷藏,这些肉本来不至于腐烂掉.

　　13. His benevolent nature prevented him from refusing any beggar who accosted him.

　　他乐善好施的本性使他不会拒绝走上前向他行乞的任何一个乞丐.

　　14. Many interruptions have prevented me from finishing the work.

　　许多打岔的事使得我未能完成这项工作.

　　15. They prevented the flood from breaking over the dam.

　　他们堵住了洪水,不让它淹过堤坝.