speed有速度;高速;等意思，那么你知道speed的过去式是什么吗?下面一起来学习一下speed的过去式以及speed的用法和例句，希望对大家的学习有所帮助!
speed的过去式及其它时态
speed的过去式:sped
speed的复数:speeds
speed过去分词:sped
speed现在分词:speeding
speed第三人称单数:speeds
speed的用法和例句
1、On this superhighway drivers should keep to a speed of over 80 miles per hour.
在这条高速公路上,驾驶员必须保持每小时80英里以上的速度.
2、He responded in champion's style by treating the fans to an exhibition of power and speed.
他向崇拜者展示了他的力量和速度，表现得颇有冠军风范。
3、Speed was a variable in the experiment.
在该实验中速度是个变数.
4、The driver reduced the driving speed.
司机减低了车速.
5、The days speed by.
日子过得很快.
6、We'll never get there if he doesn't speed up.
如果他不快些走,我们一定到不了那里.
7、If you speed up your work, we can finish before it is dark.
要是你加紧, 我们可以在天黑前结束工作.
8、Speed is crucial in military affairs.
兵贵神速.
9、once these difficulties were got over, the work would speed up.
一旦克服了这些困难, 工作进展就快了.
10、With her speed and agility, Cage cut out all her competitors in the hurdle race.
凯奇在跨栏赛跑中速度快、动作敏捷, 击败了所有其他选手.
