preferred,prefers,is,are,was,were,willbe,shallbeDuringtheholidayweek,one-thirdofthestudentsinourclass________preparedtostayoncampusforstudywhilearoundtenpercentofthem________somemoresleepathome.
were、preferred
暂无解析
He________violinwhenIwanttosleep.
Ihopethatitispossibletoachievethisobjectivebycallingonthesmokers________goodjudgmentandshowconcernforothersratherthanbyregulation.