contribute的过去式和用法例句

contribute做动词有捐助;投稿等意思，那么你知道contribute的过去式是什么吗?下面是本站小编为大家整理的contribute的过去式和用法例句，欢迎大家学习!

　　contribute的过去式和其他时态：

过去式: contributed

过去分词: contributed

现在分词: contributing

　　contribute的用法：

contribute的用法1：contribute可表示“捐赠,捐献”“促成,组成…的一部分”,还可作“贡献(意见、建议等)”解,有时可指“投稿”。作不及物动词时,其后常加介词to。

contribute的用法2：contribute还可作“有助于,促使(发生某情况)”解,主语一般是事物。

　　contribute的过去式例句：

1. Natural disasters have obvi-ously contributed to the continent's economic crisis.

很显然，自然灾害也是造成该大陆经济危机的原因之一。

2. He contributed £50m to the project a few years back.

几年前，他向这个项目捐资了5,000万英镑。

3. This has contributed to the lack of confidence in the police.

这导致了大家对警方缺乏信任。

4. Before closing I want to mention all those who contributed so generously.

在我结束讲话的时候,我想提一下所有慷慨捐赠的人.

5. His research has contributed enormously to our understanding of this disease.

他的研究对我们认识这一疾病贡献很大.

6. Their inventions have contributed to the development of electrical engineering.

他们的发明有助于电气工程学的发展.

7. The Song Dynasty contributed three great inventions to world civilization.

宋朝为世界文明贡献出三大发明.

8. The niggard contributed little to them.

这个吝啬鬼几乎就没捐钱给他们.

9. Many people contributed generously to the appeal.

许多人对这一呼吁慷慨解囊.

10. I contributed a pound towards Jane's leaving present.

我凑了一英镑给简买告别礼物.

11. Various factors contributed to his downfall.

多种因素导致了他的垮台.

12. Science has contributed much to modern technology.

科学为现代技术作出了巨大贡献.

13. They contributed food and clothing for the refugees.

他们向难民捐赠食品和衣物.

14. Drink contributed to his ruin.

酗酒促使他毁灭.

15. He contributed an article to the China Daily.

他为《中国日报》撰写一篇文章.