Translation of "Charged" in Chinese

The driver was charged with speeding.

司機被控超速駕駛。

He was charged with a secret mission.

他身负机密使命。

I am charged with an important mission.

我身负一个重要的任务。

When you send a telegram, brevity is essential because you will be charged for every word.

当我们发电报的时候，简明扼要是关键，因为是以字计费的。