英语翻译

1.当我一到达机场时,飞机就起飞了.
As soon as I arrived at he airport,the plane took off.
2.这男孩洗完了脸,似乎才几秒钟
It seemed to have been just several seconds since the boy washed his face.
3.如果你不努力,你就不会取得成功
If you don't work hard,you won't succeed.
4.无论你做什么,应尽最大的努力
Whatever you do ,you should try your best.
5.不管这次任务多么困难,我们要尽最大的努力准时完成
However difficult the task is,we have to try our best to finish it.
这些句子初中高中就做了好多,想不到这么多年了,还这样出题.