A.in exchange for B.in response to C.in terms of D.in contrast with
A.start off B.have started off C.started off D.will start off
A.Compromise B.contradiction C.Conscience D.competence
A.It were not B.It had not been C.Were it not D.Had it not been.
A.not arranged B.was not arranged C.not arranging D.had not been arranged
A.manually B.visually C.physically D.securely
A.Who B.which C.Whose D.what
A.Unless B.Since C.Once D.While
A.pull out B.pull through C.catch up D.catch on
A.face the music B.save face C.cost their arm and leg D.land on their feet