We deal with our casualties and those the enemy left.
If the enemy leaves a door open, you must rush in.
She had but one enemy left among the Taken.
For two months now the enemy had left the ship alone.
The enemy had won a victory and left us even more isolated.
It appeared that this particular enemy had nothing left with which to strike.
Seconds later Peter knew without any doubt that the enemy had not left.
They were all that the enemy had left to the conquered nation.
This one showed its true colors, and the enemy left it alone.
A friend or an enemy left this in my room for me to find.