Moment's

A moment's hesitation may cost a pilot his life.

Without a moment's hesitation, they took drastic action against the conspiracy.

That book may be obtained at a moment's notice.

The work can't be done at a moment's notice.

I had to speak at a moment's notice.

I was told to be ready to speak at a moment's notice.

A moment's doubt can cost a pilot her life.

A moment's doubt can cost a pilot his life.

The yapping mutt from next door hardly let me get a moment's shut-eye all night.

I suspect Tom is ready to leave on a moment's notice.