please do the editing: 
In the evening, as I am
returning by the office, I
saw a disorderly rows to
vehicles. An accident had took
place killing two boys and injure other three. The boys are driving in high speed





 

Dear student,

The answers have been highlighted in bold.

In the evening, as I was
returning from the office, I
saw a disorderly row of - (please make a note that with article 'a' row will be used in place of rows.)
vehicles. An accident had taken
place killing two boys and injuring other three.
The boys were driving in high speed.

Regards