Jason stood ready, legs wide, waiting for the last possible instant before he moved.

Then, at the last possible instant, he could make the correct choice.

Kate pulled a lie back at the last possible instant.

At what must have been the last possible instant, two of the boats did just that.

At the last possible instant before contact, he tucked his head down.

He jerked his head away at the last possible instant.

Then, at the last possible instant, I went wide and low.

At the last possible instant he spun out of the way to the right.

"He'll put off admitting it to himself until the last possible instant."

At the last possible instant, when the thing filled the screen, something happened.