I was sent here alone to carry out my assignment.

I tried to carry out my assignment, please the colonel and save you, too.

Niles could help her no further, and believed he had carried out his assignment.

"And who hired you to prevent him from carrying out his assignment?"

If you had properly carried out your first assignment, we would not have needed a second attempt.

The students attend the school for four sessions at the beginning of the summer term, to carry out their assignment.

He had run, abandoning Jack, leaving him alone to carry out their assignment.

"This is where you will carry out your assignment."

"If that's the case, you'll have no choice but to carry out your assignment then."

"I presume you've selected the person to carry out our assignment."