Absences can be excused by Bill (preferably before the fact).
It is always beneficial to start polymer flooding as soon as possible preferably before any waterflooding.
He noted the importance of "progress" on CTBT ratification, preferably before the end of the conference.
If so, they should come out and say so plainly; preferably before the forthcoming election.
James aims to become a grandmaster, preferably before finishing high school.
Politicians and voters will have to decide and preferably before the next crisis.
But that debate needs to be settled once and for all, preferably before the next crisis arrives.
Preferably, before beginning their internships, selected candidates should have taken at least one course regarding the internship region.
Chimneys, stove pipes and furnaces should be inspected and cleaned annually, preferably before the start of the heating season.
Female orphan, Jewish, 16 years old, seeks husband to love, house to live in, preferably before the next pogrom.
Preferably before disaster strikes.
