On repeated proofreading, then invite tutors and translators to help companies know perfect translation. All the work is done, the author wrote this report translation.
The author repeatedly proofread, and then invited the tutor and the company translator he knew to help refine the translation. All the work was done and the author wrote the translation report.
The author proofreads the translation repeatedly, and then invites the tutor and the company interpreter he knows to help perfect the translation. All the work has been finished. The author has written the translation report.