I can't lift thí table on my own.  (won't)
=> Unless I get ....................................
I won't stay in this job, not even for double the salary.   (Doubled)
=> Even if ...........................................
Two weeks pased before the letter arrived.  (did)
=>Not until ......................................
The work must be finished by Monday. (vital)
=> It .................................................
The guests didn't finally leave until after midnight. (Before)
=> It ............................................................. the guests finally left